# Results without SIOC and LSI controller ## gus_fio_1 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T14:10:46 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 23676 | 185.0 MiB/s | 1.34 ms | 0.00 ms | 3.72 ms | 0.00 ms | 1.29 ms | 2.15 ms | 3.49 ms | 0.68% / 2.09% | 8563 seqwrite | 8960 | 280.0 MiB/s | 0.00 ms | 1.76 ms | 0.00 ms | 2.69 ms | 1.70 ms | 2.97 ms | 5.14 ms | 2.85% / 2.10% | 1807 seq128kread | 3207 | 401.0 MiB/s | 9.95 ms | 0.00 ms | 6.09 ms | 0.00 ms | 9.90 ms | 11.99 ms | 20.58 ms | 0.23% / 0.78% | 3183 seq128kwrite | 2894 | 361.9 MiB/s | 0.00 ms | 5.48 ms | 0.00 ms | 6.54 ms | 5.08 ms | 9.76 ms | 106.43 ms | 2.79% / 1.06% | 751 randread | 16286 | 127.2 MiB/s | 7.84 ms | 0.00 ms | 9.96 ms | 0.00 ms | 7.96 ms | 17.43 ms | 32.11 ms | 0.24% / 0.72% | 17008 randwrite | 5146 | 321.6 MiB/s | 0.00 ms | 12.37 ms | 0.00 ms | 12.24 ms | 10.81 ms | 31.06 ms | 254.80 ms | 1.49% / 0.73% | 2317 rand4kread | 19238 | 75.2 MiB/s | 6.63 ms | 0.00 ms | 8.90 ms | 0.00 ms | 6.06 ms | 14.35 ms | 26.87 ms | 0.26% / 0.77% | 18640 rand4kwrite | 17357 | 67.8 MiB/s | 0.00 ms | 3.67 ms | 0.00 ms | 2.66 ms | 3.56 ms | 5.93 ms | 7.50 ms | 0.75% / 1.40% | 8104 randrw | 26496 | 414.0 MiB/s | 2.39 ms | 2.48 ms | 6.30 ms | 5.97 ms | 2.38 ms | 4.62 ms | 6.85 ms | 0.90% / 2.41% | 7984 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 4422 | 17.3 MiB/s | 0.22 ms | 0.31 ms 2 | 6267 | 24.5 MiB/s | 0.31 ms | 0.44 ms 4 | 9180 | 35.9 MiB/s | 0.43 ms | 0.59 ms 8 | 15507 | 60.6 MiB/s | 0.51 ms | 0.79 ms 16 | 19738 | 77.1 MiB/s | 0.81 ms | 1.09 ms 32 | 28146 | 109.9 MiB/s | 1.13 ms | 1.66 ms 64 | 19572 | 76.5 MiB/s | 3.27 ms | 5.67 ms 128 | 19183 | 74.9 MiB/s | 6.67 ms | 14.61 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19163 | 74.9 MiB/s | 3.32 ms | 4.88 ms 10% | 18345 | 71.7 MiB/s | 3.59 ms | 5.28 ms 20% | 17981 | 70.2 MiB/s | 3.63 ms | 5.41 ms 30% | 17708 | 69.2 MiB/s | 3.69 ms | 5.54 ms 40% | 17437 | 68.1 MiB/s | 3.74 ms | 5.67 ms 50% | 17347 | 67.8 MiB/s | 3.76 ms | 5.73 ms 60% | 17176 | 67.1 MiB/s | 3.79 ms | 5.80 ms 70% | 17097 | 66.8 MiB/s | 3.79 ms | 5.87 ms 80% | 17136 | 66.9 MiB/s | 3.76 ms | 5.87 ms 90% | 17099 | 66.8 MiB/s | 3.75 ms | 5.87 ms 100% | 17259 | 67.4 MiB/s | 3.69 ms | 5.93 ms ---------------------------------------------------------------- ## gus_fio_2 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T14:10:46 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 24951 | 194.9 MiB/s | 1.27 ms | 0.00 ms | 2.94 ms | 0.00 ms | 1.25 ms | 1.76 ms | 2.31 ms | 0.55% / 1.79% | 10634 seqwrite | 18202 | 568.8 MiB/s | 0.00 ms | 0.86 ms | 0.00 ms | 1.60 ms | 0.80 ms | 2.02 ms | 4.15 ms | 3.34% / 3.22% | 2771 seq128kread | 9187 | 1148.4 MiB/s | 3.47 ms | 0.00 ms | 2.38 ms | 0.00 ms | 3.46 ms | 3.95 ms | 4.55 ms | 0.41% / 1.54% | 4717 seq128kwrite | 6094 | 761.8 MiB/s | 0.00 ms | 2.59 ms | 0.00 ms | 11.91 ms | 1.76 ms | 5.73 ms | 242.22 ms | 3.85% / 1.54% | 1130 randread | 16231 | 126.8 MiB/s | 7.87 ms | 0.00 ms | 10.59 ms | 0.00 ms | 7.96 ms | 17.43 ms | 32.11 ms | 0.20% / 0.60% | 20133 randwrite | 8977 | 561.1 MiB/s | 0.00 ms | 7.08 ms | 0.00 ms | 13.51 ms | 4.88 ms | 22.15 ms | 250.61 ms | 1.63% / 0.93% | 3503 rand4kread | 19377 | 75.7 MiB/s | 6.59 ms | 0.00 ms | 7.07 ms | 0.00 ms | 6.00 ms | 14.35 ms | 27.39 ms | 0.23% / 0.68% | 21297 rand4kwrite | 17600 | 68.8 MiB/s | 0.00 ms | 3.62 ms | 0.00 ms | 3.40 ms | 3.56 ms | 5.87 ms | 7.31 ms | 0.57% / 1.22% | 9840 randrw | 32313 | 504.9 MiB/s | 1.95 ms | 2.07 ms | 4.72 ms | 5.00 ms | 1.94 ms | 4.29 ms | 6.32 ms | 0.88% / 2.45% | 9717 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 5628 | 22.0 MiB/s | 0.17 ms | 0.22 ms 2 | 6907 | 27.0 MiB/s | 0.29 ms | 0.44 ms 4 | 9770 | 38.2 MiB/s | 0.41 ms | 0.54 ms 8 | 17231 | 67.3 MiB/s | 0.46 ms | 0.71 ms 16 | 22399 | 87.5 MiB/s | 0.71 ms | 0.97 ms 32 | 30885 | 120.6 MiB/s | 1.03 ms | 1.47 ms 64 | 19845 | 77.5 MiB/s | 3.22 ms | 5.67 ms 128 | 19274 | 75.3 MiB/s | 6.64 ms | 14.75 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19338 | 75.5 MiB/s | 3.30 ms | 4.88 ms 10% | 18554 | 72.5 MiB/s | 3.56 ms | 5.28 ms 20% | 18124 | 70.8 MiB/s | 3.60 ms | 5.41 ms 30% | 17781 | 69.5 MiB/s | 3.68 ms | 5.54 ms 40% | 17516 | 68.4 MiB/s | 3.72 ms | 5.67 ms 50% | 17427 | 68.1 MiB/s | 3.74 ms | 5.73 ms 60% | 17196 | 67.2 MiB/s | 3.78 ms | 5.87 ms 70% | 17187 | 67.1 MiB/s | 3.77 ms | 5.87 ms 80% | 17232 | 67.3 MiB/s | 3.74 ms | 5.87 ms 90% | 17367 | 67.8 MiB/s | 3.69 ms | 5.87 ms 100% | 17441 | 68.1 MiB/s | 3.65 ms | 5.87 ms ---------------------------------------------------------------- ## gus_fio_3 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T14:10:46 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 17972 | 140.4 MiB/s | 1.77 ms | 0.00 ms | 4.28 ms | 0.00 ms | 1.71 ms | 2.24 ms | 2.64 ms | 0.44% / 1.36% | 9974 seqwrite | 8884 | 277.7 MiB/s | 0.00 ms | 1.78 ms | 0.00 ms | 2.28 ms | 1.70 ms | 3.00 ms | 5.08 ms | 1.96% / 1.67% | 2448 seq128kread | 1629 | 203.7 MiB/s | 19.63 ms | 0.00 ms | 9.21 ms | 0.00 ms | 19.53 ms | 21.63 ms | 27.39 ms | 0.06% / 0.25% | 5128 seq128kwrite | 1548 | 193.5 MiB/s | 0.00 ms | 10.31 ms | 0.00 ms | 8.25 ms | 10.16 ms | 15.53 ms | 164.63 ms | 0.80% / 0.29% | 1418 randread | 18353 | 143.4 MiB/s | 6.96 ms | 0.00 ms | 8.93 ms | 0.00 ms | 6.72 ms | 15.53 ms | 27.92 ms | 0.20% / 0.64% | 21721 randwrite | 3057 | 191.1 MiB/s | 0.00 ms | 20.90 ms | 0.00 ms | 13.71 ms | 19.79 ms | 48.50 ms | 254.80 ms | 0.51% / 0.32% | 3708 rand4kread | 19107 | 74.6 MiB/s | 6.68 ms | 0.00 ms | 8.87 ms | 0.00 ms | 6.39 ms | 14.61 ms | 26.61 ms | 0.21% / 0.64% | 22438 rand4kwrite | 14893 | 58.2 MiB/s | 0.00 ms | 4.28 ms | 0.00 ms | 3.64 ms | 4.11 ms | 6.59 ms | 8.45 ms | 0.50% / 0.99% | 9976 randrw | 12811 | 200.2 MiB/s | 4.97 ms | 5.08 ms | 7.00 ms | 7.58 ms | 4.95 ms | 7.24 ms | 8.59 ms | 0.36% / 0.97% | 9632 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3781 | 14.8 MiB/s | 0.26 ms | 0.32 ms 2 | 5896 | 23.0 MiB/s | 0.34 ms | 0.42 ms 4 | 10040 | 39.2 MiB/s | 0.40 ms | 0.53 ms 8 | 17041 | 66.6 MiB/s | 0.47 ms | 0.63 ms 16 | 18845 | 73.6 MiB/s | 0.85 ms | 1.09 ms 32 | 17962 | 70.2 MiB/s | 1.78 ms | 2.28 ms 64 | 18201 | 71.1 MiB/s | 3.51 ms | 4.55 ms 128 | 19136 | 74.8 MiB/s | 6.69 ms | 15.27 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19189 | 75.0 MiB/s | 3.32 ms | 4.29 ms 10% | 18027 | 70.4 MiB/s | 3.66 ms | 5.08 ms 20% | 17388 | 67.9 MiB/s | 3.76 ms | 5.14 ms 30% | 16880 | 65.9 MiB/s | 3.87 ms | 5.34 ms 40% | 16482 | 64.4 MiB/s | 3.95 ms | 5.47 ms 50% | 16043 | 62.7 MiB/s | 4.05 ms | 5.60 ms 60% | 15727 | 61.4 MiB/s | 4.12 ms | 5.87 ms 70% | 15413 | 60.2 MiB/s | 4.20 ms | 6.06 ms 80% | 15186 | 59.3 MiB/s | 4.24 ms | 6.26 ms 90% | 14952 | 58.4 MiB/s | 4.29 ms | 6.46 ms 100% | 14888 | 58.2 MiB/s | 4.29 ms | 6.59 ms ---------------------------------------------------------------- ## gus_fio_4 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T14:10:46 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 38765 | 302.9 MiB/s | 0.81 ms | 0.00 ms | 3.13 ms | 0.00 ms | 0.79 ms | 1.09 ms | 1.74 ms | 0.97% / 2.66% | 10701 seqwrite | 9497 | 296.8 MiB/s | 0.00 ms | 1.67 ms | 0.00 ms | 1.76 ms | 1.63 ms | 2.77 ms | 5.01 ms | 2.14% / 1.88% | 2362 seq128kread | 2614 | 326.9 MiB/s | 12.22 ms | 0.00 ms | 7.62 ms | 0.00 ms | 11.08 ms | 19.79 ms | 23.99 ms | 0.15% / 0.53% | 3849 seq128kwrite | 2955 | 369.4 MiB/s | 0.00 ms | 5.38 ms | 0.00 ms | 6.74 ms | 5.08 ms | 9.24 ms | 99.09 ms | 2.27% / 0.87% | 939 randread | 38747 | 302.7 MiB/s | 3.29 ms | 0.00 ms | 6.88 ms | 0.00 ms | 3.13 ms | 7.18 ms | 12.91 ms | 0.47% / 1.39% | 20824 randwrite | 5238 | 327.4 MiB/s | 0.00 ms | 12.17 ms | 0.00 ms | 12.10 ms | 10.55 ms | 31.06 ms | 248.51 ms | 1.21% / 0.61% | 2868 rand4kread | 40760 | 159.2 MiB/s | 3.12 ms | 0.00 ms | 5.10 ms | 0.00 ms | 3.00 ms | 6.85 ms | 12.26 ms | 0.47% / 1.39% | 21978 rand4kwrite | 29858 | 116.6 MiB/s | 0.00 ms | 2.13 ms | 0.00 ms | 2.24 ms | 1.97 ms | 4.49 ms | 5.80 ms | 1.01% / 1.94% | 10119 randrw | 23706 | 370.4 MiB/s | 2.67 ms | 2.79 ms | 6.17 ms | 5.96 ms | 2.54 ms | 4.62 ms | 5.87 ms | 0.71% / 1.85% | 9238 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 5539 | 21.6 MiB/s | 0.18 ms | 0.24 ms 2 | 7470 | 29.2 MiB/s | 0.26 ms | 0.35 ms 4 | 10809 | 42.2 MiB/s | 0.37 ms | 0.49 ms 8 | 17617 | 68.8 MiB/s | 0.45 ms | 0.59 ms 16 | 32470 | 126.8 MiB/s | 0.49 ms | 0.71 ms 32 | 40120 | 156.7 MiB/s | 0.80 ms | 1.07 ms 64 | 40319 | 157.5 MiB/s | 1.59 ms | 1.89 ms 128 | 40735 | 159.1 MiB/s | 3.14 ms | 6.98 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 40585 | 158.5 MiB/s | 1.56 ms | 1.88 ms 10% | 38190 | 149.2 MiB/s | 1.74 ms | 2.09 ms 20% | 37040 | 144.7 MiB/s | 1.78 ms | 2.24 ms 30% | 35763 | 139.7 MiB/s | 1.84 ms | 2.51 ms 40% | 34897 | 136.3 MiB/s | 1.88 ms | 2.77 ms 50% | 33997 | 132.8 MiB/s | 1.92 ms | 3.03 ms 60% | 33108 | 129.3 MiB/s | 1.97 ms | 3.39 ms 70% | 32091 | 125.4 MiB/s | 2.02 ms | 3.72 ms 80% | 31276 | 122.2 MiB/s | 2.06 ms | 4.01 ms 90% | 30494 | 119.1 MiB/s | 2.10 ms | 4.29 ms 100% | 29838 | 116.6 MiB/s | 2.13 ms | 4.49 ms ---------------------------------------------------------------- ## gus_fio_5 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T14:10:46 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 17992 | 140.6 MiB/s | 1.77 ms | 0.00 ms | 4.28 ms | 0.00 ms | 1.71 ms | 2.24 ms | 2.64 ms | 0.44% / 1.34% | 10078 seqwrite | 8961 | 280.1 MiB/s | 0.00 ms | 1.77 ms | 0.00 ms | 2.27 ms | 1.68 ms | 2.93 ms | 5.08 ms | 1.96% / 1.63% | 2495 seq128kread | 1631 | 204.0 MiB/s | 19.60 ms | 0.00 ms | 9.21 ms | 0.00 ms | 19.53 ms | 21.63 ms | 27.66 ms | 0.06% / 0.27% | 4955 seq128kwrite | 1548 | 193.5 MiB/s | 0.00 ms | 10.31 ms | 0.00 ms | 8.25 ms | 10.16 ms | 15.66 ms | 164.63 ms | 0.82% / 0.32% | 1367 randread | 18355 | 143.4 MiB/s | 6.96 ms | 0.00 ms | 8.92 ms | 0.00 ms | 6.72 ms | 15.53 ms | 27.92 ms | 0.21% / 0.64% | 21782 randwrite | 3056 | 191.1 MiB/s | 0.00 ms | 20.90 ms | 0.00 ms | 13.73 ms | 19.79 ms | 48.50 ms | 256.90 ms | 0.50% / 0.32% | 3729 rand4kread | 19104 | 74.6 MiB/s | 6.68 ms | 0.00 ms | 8.87 ms | 0.00 ms | 6.39 ms | 14.75 ms | 26.87 ms | 0.21% / 0.65% | 22381 rand4kwrite | 14896 | 58.2 MiB/s | 0.00 ms | 4.28 ms | 0.00 ms | 3.64 ms | 4.11 ms | 6.59 ms | 8.45 ms | 0.49% / 0.99% | 10055 randrw | 12813 | 200.2 MiB/s | 4.97 ms | 5.06 ms | 7.06 ms | 6.79 ms | 4.95 ms | 7.31 ms | 8.59 ms | 0.35% / 0.99% | 9562 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3780 | 14.8 MiB/s | 0.26 ms | 0.32 ms 2 | 5881 | 23.0 MiB/s | 0.34 ms | 0.42 ms 4 | 9833 | 38.4 MiB/s | 0.40 ms | 0.54 ms 8 | 17027 | 66.5 MiB/s | 0.47 ms | 0.63 ms 16 | 18829 | 73.6 MiB/s | 0.85 ms | 1.09 ms 32 | 17977 | 70.2 MiB/s | 1.78 ms | 2.28 ms 64 | 18202 | 71.1 MiB/s | 3.51 ms | 4.55 ms 128 | 19140 | 74.8 MiB/s | 6.68 ms | 15.14 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19192 | 75.0 MiB/s | 3.32 ms | 4.29 ms 10% | 18024 | 70.4 MiB/s | 3.65 ms | 5.08 ms 20% | 17393 | 67.9 MiB/s | 3.76 ms | 5.14 ms 30% | 16890 | 66.0 MiB/s | 3.86 ms | 5.34 ms 40% | 16484 | 64.4 MiB/s | 3.95 ms | 5.47 ms 50% | 16044 | 62.7 MiB/s | 4.05 ms | 5.60 ms 60% | 15728 | 61.4 MiB/s | 4.13 ms | 5.87 ms 70% | 15414 | 60.2 MiB/s | 4.20 ms | 6.06 ms 80% | 15192 | 59.3 MiB/s | 4.24 ms | 6.26 ms 90% | 14960 | 58.4 MiB/s | 4.29 ms | 6.46 ms 100% | 14888 | 58.2 MiB/s | 4.29 ms | 6.65 ms ---------------------------------------------------------------- # Results with SIOC and LSI Controller # gus_fio_1 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T03:32:14 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 35018 | 273.6 MiB/s | 0.90 ms | 0.00 ms | 3.43 ms | 0.00 ms | 0.86 ms | 1.17 ms | 2.15 ms | 0.93% / 2.89% | 9165 seqwrite | 13084 | 408.9 MiB/s | 0.00 ms | 1.20 ms | 0.00 ms | 6.70 ms | 0.91 ms | 2.64 ms | 5.34 ms | 2.81% / 2.77% | 2343 seq128kread | 3251 | 406.5 MiB/s | 9.82 ms | 0.00 ms | 3.97 ms | 0.00 ms | 9.76 ms | 11.99 ms | 21.36 ms | 0.20% / 0.72% | 3515 seq128kwrite | 3673 | 459.2 MiB/s | 0.00 ms | 4.31 ms | 0.00 ms | 22.72 ms | 1.83 ms | 10.68 ms | 250.61 ms | 2.77% / 1.15% | 937 randread | 34810 | 272.0 MiB/s | 3.66 ms | 0.00 ms | 7.82 ms | 0.00 ms | 3.49 ms | 7.96 ms | 14.35 ms | 0.47% / 1.39% | 18784 randwrite | 6176 | 386.0 MiB/s | 0.00 ms | 10.31 ms | 0.00 ms | 31.84 ms | 4.82 ms | 250.6 1 ms | 270.53 ms | 1.37% / 0.71% | 2970 rand4kread | 37167 | 145.2 MiB/s | 3.42 ms | 0.00 ms | 6.53 ms | 0.00 ms | 3.26 ms | 7.50 ms | 13.43 ms | 0.48% / 1.42% | 19601 rand4kwrite | 26347 | 102.9 MiB/s | 0.00 ms | 2.41 ms | 0.00 ms | 3.13 ms | 2.11 ms | 5.93 ms | 7.90 ms | 0.96% / 1.90% | 9215 randrw | 26253 | 410.2 MiB/s | 2.41 ms | 2.52 ms | 5.34 ms | 5.07 ms | 2.44 ms | 4.36 ms | 6.32 ms | 0.84% / 2.22% | 8575 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3770 | 14.7 MiB/s | 0.26 ms | 0.34 ms 2 | 6263 | 24.5 MiB/s | 0.31 ms | 0.44 ms 4 | 10158 | 39.7 MiB/s | 0.39 ms | 0.50 ms 8 | 18037 | 70.5 MiB/s | 0.44 ms | 0.63 ms 16 | 29450 | 115.0 MiB/s | 0.54 ms | 0.75 ms 32 | 36777 | 143.7 MiB/s | 0.87 ms | 1.11 ms 64 | 37093 | 144.9 MiB/s | 1.72 ms | 2.04 ms 128 | 37112 | 145.0 MiB/s | 3.45 ms | 7.57 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 37053 | 144.7 MiB/s | 1.71 ms | 2.02 ms 10% | 34988 | 136.7 MiB/s | 1.90 ms | 2.47 ms 20% | 33547 | 131.0 MiB/s | 1.98 ms | 2.97 ms 30% | 32581 | 127.3 MiB/s | 2.05 ms | 3.39 ms 40% | 31793 | 124.2 MiB/s | 2.10 ms | 3.85 ms 50% | 30826 | 120.4 MiB/s | 2.16 ms | 4.18 ms 60% | 29743 | 116.2 MiB/s | 2.23 ms | 4.55 ms 70% | 28904 | 112.9 MiB/s | 2.27 ms | 4.75 ms 80% | 28039 | 109.5 MiB/s | 2.32 ms | 4.95 ms 90% | 27238 | 106.4 MiB/s | 2.36 ms | 5.21 ms 100% | 26735 | 104.4 MiB/s | 2.38 ms | 5.54 ms ---------------------------------------------------------------- # gus_fio_2 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T03:32:14 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 38935 | 304.2 MiB/s | 0.81 ms | 0.00 ms | 1.25 ms | 0.00 ms | 0.81 ms | 1.09 ms | 1.78 ms | 0.94% / 2.74% | 10584 seqwrite | 14120 | 441.3 MiB/s | 0.00 ms | 1.12 ms | 0.00 ms | 7.53 ms | 0.80 ms | 2.34 ms | 6.85 ms | 2.59% / 2.65% | 2694 seq128kread | 3209 | 401.2 MiB/s | 9.95 ms | 0.00 ms | 6.51 ms | 0.00 ms | 9.76 ms | 12.52 ms | 15.93 ms | 0.15% / 0.60% | 4279 seq128kwrite | 3672 | 459.1 MiB/s | 0.00 ms | 4.32 ms | 0.00 ms | 23.07 ms | 1.78 ms | 10.42 ms | 250.61 ms | 2.34% / 0.98% | 1105 randread | 38282 | 299.1 MiB/s | 3.33 ms | 0.00 ms | 2.79 ms | 0.00 ms | 3.23 ms | 7.37 ms | 13.30 ms | 0.44% / 1.38% | 20950 randwrite | 6591 | 412.0 MiB/s | 0.00 ms | 9.67 ms | 0.00 ms | 30.75 ms | 4.49 ms | 248.5 1 ms | 267.39 ms | 1.10% / 0.69% | 3674 rand4kread | 40464 | 158.1 MiB/s | 3.14 ms | 0.00 ms | 2.70 ms | 0.00 ms | 3.03 ms | 6.98 ms | 12.52 ms | 0.44% / 1.40% | 21890 rand4kwrite | 28004 | 109.4 MiB/s | 0.00 ms | 2.27 ms | 0.00 ms | 2.29 ms | 1.96 ms | 5.80 ms | 7.83 ms | 0.88% / 1.87% | 10196 randrw | 26538 | 414.7 MiB/s | 2.39 ms | 2.49 ms | 2.43 ms | 2.56 ms | 2.41 ms | 4.62 ms | 7.44 ms | 0.72% / 2.00% | 9771 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 5600 | 21.9 MiB/s | 0.17 ms | 0.26 ms 2 | 7559 | 29.5 MiB/s | 0.26 ms | 0.35 ms 4 | 10961 | 42.8 MiB/s | 0.36 ms | 0.46 ms 8 | 17681 | 69.1 MiB/s | 0.45 ms | 0.58 ms 16 | 32967 | 128.8 MiB/s | 0.48 ms | 0.69 ms 32 | 40381 | 157.7 MiB/s | 0.79 ms | 1.06 ms 64 | 40383 | 157.7 MiB/s | 1.58 ms | 1.91 ms 128 | 40412 | 157.9 MiB/s | 3.16 ms | 7.18 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 40363 | 157.7 MiB/s | 1.57 ms | 1.89 ms 10% | 38152 | 149.0 MiB/s | 1.75 ms | 2.34 ms 20% | 36614 | 143.0 MiB/s | 1.82 ms | 2.87 ms 30% | 35454 | 138.5 MiB/s | 1.88 ms | 3.26 ms 40% | 34334 | 134.1 MiB/s | 1.95 ms | 3.69 ms 50% | 33199 | 129.7 MiB/s | 2.01 ms | 4.05 ms 60% | 32062 | 125.2 MiB/s | 2.07 ms | 4.42 ms 70% | 31033 | 121.2 MiB/s | 2.12 ms | 4.62 ms 80% | 29950 | 117.0 MiB/s | 2.17 ms | 4.82 ms 90% | 28987 | 113.2 MiB/s | 2.22 ms | 5.14 ms 100% | 28442 | 111.1 MiB/s | 2.24 ms | 5.47 ms ---------------------------------------------------------------- #gus_fio_3 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T03:32:15 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 19396 | 151.5 MiB/s | 1.64 ms | 0.00 ms | 4.82 ms | 0.00 ms | 1.58 ms | 2.15 ms | 3.29 ms | 0.47% / 1.44% | 10147 seqwrite | 4958 | 155.0 MiB/s | 0.00 ms | 3.21 ms | 0.00 ms | 19.19 ms | 1.45 ms | 4.95 ms | 244.32 ms | 0.99% / 0.89% | 2642 seq128kread | 2337 | 292.2 MiB/s | 13.67 ms | 0.00 ms | 8.10 ms | 0.00 ms | 13.30 ms | 18.22 ms | 27.13 ms | 0.09% / 0.40% | 4723 seq128kwrite | 2015 | 252.0 MiB/s | 0.00 ms | 7.91 ms | 0.00 ms | 31.18 ms | 3.49 ms | 244.3 2 ms | 259.00 ms | 1.12% / 0.51% | 1234 randread | 18639 | 145.6 MiB/s | 6.85 ms | 0.00 ms | 8.76 ms | 0.00 ms | 6.59 ms | 15.27 ms | 27.66 ms | 0.23% / 0.63% | 21735 randwrite | 3054 | 190.9 MiB/s | 0.00 ms | 20.92 ms | 0.00 ms | 47.32 ms | 9.37 ms | 265.2 9 ms | 283.12 ms | 0.49% / 0.33% | 3741 rand4kread | 19993 | 78.1 MiB/s | 6.39 ms | 0.00 ms | 8.87 ms | 0.00 ms | 6.13 ms | 14.09 ms | 25.56 ms | 0.23% / 0.65% | 22755 rand4kwrite | 15414 | 60.2 MiB/s | 0.00 ms | 4.14 ms | 0.00 ms | 3.17 ms | 3.88 ms | 7.44 ms | 9.76 ms | 0.53% / 1.03% | 9896 randrw | 17112 | 267.4 MiB/s | 3.71 ms | 3.82 ms | 3.65 ms | 3.62 ms | 3.62 ms | 6.19 ms | 8.98 ms | 0.48% / 1.29% | 9695 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3770 | 14.7 MiB/s | 0.26 ms | 0.31 ms 2 | 5855 | 22.9 MiB/s | 0.34 ms | 0.42 ms 4 | 9483 | 37.0 MiB/s | 0.42 ms | 0.59 ms 8 | 16635 | 65.0 MiB/s | 0.48 ms | 0.68 ms 16 | 20187 | 78.9 MiB/s | 0.79 ms | 1.06 ms 32 | 19992 | 78.1 MiB/s | 1.60 ms | 1.94 ms 64 | 19908 | 77.8 MiB/s | 3.21 ms | 4.08 ms 128 | 19952 | 77.9 MiB/s | 6.41 ms | 14.48 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19901 | 77.7 MiB/s | 3.20 ms | 4.18 ms 10% | 18815 | 73.5 MiB/s | 3.53 ms | 4.88 ms 20% | 18106 | 70.7 MiB/s | 3.64 ms | 5.14 ms 30% | 17747 | 69.3 MiB/s | 3.73 ms | 5.34 ms 40% | 17306 | 67.6 MiB/s | 3.81 ms | 5.60 ms 50% | 16862 | 65.9 MiB/s | 3.91 ms | 5.93 ms 60% | 16545 | 64.6 MiB/s | 3.98 ms | 6.26 ms 70% | 16296 | 63.7 MiB/s | 4.01 ms | 6.46 ms 80% | 15924 | 62.2 MiB/s | 4.08 ms | 6.65 ms 90% | 15638 | 61.1 MiB/s | 4.12 ms | 6.85 ms 100% | 15531 | 60.7 MiB/s | 4.11 ms | 7.18 ms ---------------------------------------------------------------- # gus_fio_4 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T03:32:15 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 37968 | 296.6 MiB/s | 0.83 ms | 0.00 ms | 3.42 ms | 0.00 ms | 0.81 ms | 1.12 ms | 1.84 ms | 0.91% / 2.76% | 10351 seqwrite | 11850 | 370.3 MiB/s | 0.00 ms | 1.33 ms | 0.00 ms | 9.15 ms | 0.87 ms | 2.54 ms | 235.93 ms | 2.40% / 2.25% | 2549 seq128kread | 2648 | 331.0 MiB/s | 12.07 ms | 0.00 ms | 6.14 ms | 0.00 ms | 11.21 ms | 19.27 ms | 22.94 ms | 0.14% / 0.53% | 3972 seq128kwrite | 3768 | 471.1 MiB/s | 0.00 ms | 4.21 ms | 0.00 ms | 22.51 ms | 1.78 ms | 9.37 ms | 250.61 ms | 2.51% / 1.07% | 1052 randread | 37815 | 295.4 MiB/s | 3.37 ms | 0.00 ms | 6.36 ms | 0.00 ms | 3.23 ms | 7.37 ms | 13.30 ms | 0.47% / 1.37% | 20504 randwrite | 6127 | 382.9 MiB/s | 0.00 ms | 10.40 ms | 0.00 ms | 32.65 ms | 4.75 ms | 250.6 1 ms | 267.39 ms | 1.21% / 0.66% | 3278 rand4kread | 39830 | 155.6 MiB/s | 3.19 ms | 0.00 ms | 6.20 ms | 0.00 ms | 3.06 ms | 6.98 ms | 12.52 ms | 0.51% / 1.33% | 21691 rand4kwrite | 27850 | 108.8 MiB/s | 0.00 ms | 2.28 ms | 0.00 ms | 2.81 ms | 1.97 ms | 5.80 ms | 7.77 ms | 0.94% / 1.87% | 9903 randrw | 21912 | 342.4 MiB/s | 2.89 ms | 3.03 ms | 6.86 ms | 7.20 ms | 2.70 ms | 5.34 ms | 6.65 ms | 0.64% / 1.74% | 9217 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3811 | 14.9 MiB/s | 0.26 ms | 0.33 ms 2 | 7436 | 29.0 MiB/s | 0.26 ms | 0.39 ms 4 | 10728 | 41.9 MiB/s | 0.37 ms | 0.49 ms 8 | 18695 | 73.0 MiB/s | 0.43 ms | 0.59 ms 16 | 32401 | 126.6 MiB/s | 0.49 ms | 0.70 ms 32 | 39699 | 155.1 MiB/s | 0.80 ms | 1.07 ms 64 | 39854 | 155.7 MiB/s | 1.60 ms | 1.91 ms 128 | 39867 | 155.7 MiB/s | 3.21 ms | 7.11 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 39657 | 154.9 MiB/s | 1.60 ms | 1.91 ms 10% | 37404 | 146.1 MiB/s | 1.79 ms | 2.31 ms 20% | 36179 | 141.3 MiB/s | 1.84 ms | 2.80 ms 30% | 34977 | 136.6 MiB/s | 1.91 ms | 3.23 ms 40% | 33852 | 132.2 MiB/s | 1.97 ms | 3.69 ms 50% | 32850 | 128.3 MiB/s | 2.03 ms | 4.05 ms 60% | 31650 | 123.6 MiB/s | 2.10 ms | 4.42 ms 70% | 30696 | 119.9 MiB/s | 2.14 ms | 4.62 ms 80% | 29736 | 116.2 MiB/s | 2.19 ms | 4.88 ms 90% | 28881 | 112.8 MiB/s | 2.23 ms | 5.14 ms 100% | 28245 | 110.3 MiB/s | 2.25 ms | 5.47 ms ---------------------------------------------------------------- # gus_fio_5 - LSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T03:32:15 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 L at | p99.9 Lat | CPU (usr / sys) | IOPS/CPU ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- seqread | 19386 | 151.5 MiB/s | 1.64 ms | 0.00 ms | 4.82 ms | 0.00 ms | 1.58 ms | 2.15 ms | 3.33 ms | 0.49% / 1.46% | 9957 seqwrite | 4959 | 155.0 MiB/s | 0.00 ms | 3.21 ms | 0.00 ms | 19.20 ms | 1.45 ms | 4.95 ms | 244.32 ms | 1.04% / 0.91% | 2538 seq128kread | 2344 | 293.1 MiB/s | 13.64 ms | 0.00 ms | 8.09 ms | 0.00 ms | 13.17 ms | 17.96 ms | 26.87 ms | 0.10% / 0.40% | 4759 seq128kwrite | 1779 | 222.5 MiB/s | 0.00 ms | 8.96 ms | 0.00 ms | 34.47 ms | 3.59 ms | 246.4 1 ms | 304.09 ms | 1.00% / 0.43% | 1240 randread | 18639 | 145.6 MiB/s | 6.85 ms | 0.00 ms | 8.76 ms | 0.00 ms | 6.59 ms | 15.27 ms | 27.66 ms | 0.22% / 0.66% | 21332 randwrite | 3054 | 190.9 MiB/s | 0.00 ms | 20.92 ms | 0.00 ms | 47.33 ms | 9.37 ms | 265.2 9 ms | 283.12 ms | 0.50% / 0.33% | 3689 rand4kread | 19991 | 78.1 MiB/s | 6.39 ms | 0.00 ms | 8.88 ms | 0.00 ms | 6.13 ms | 14.09 ms | 25.30 ms | 0.22% / 0.69% | 21933 rand4kwrite | 15414 | 60.2 MiB/s | 0.00 ms | 4.14 ms | 0.00 ms | 3.17 ms | 3.88 ms | 7.44 ms | 9.63 ms | 0.54% / 1.06% | 9625 randrw | 17115 | 267.4 MiB/s | 3.71 ms | 3.83 ms | 3.65 ms | 3.74 ms | 3.62 ms | 6.26 ms | 8.98 ms | 0.48% / 1.30% | 9611 ------------------------------------------------------------------------------------------------------------------------- -------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3770 | 14.7 MiB/s | 0.26 ms | 0.31 ms 2 | 5884 | 23.0 MiB/s | 0.34 ms | 0.42 ms 4 | 9469 | 37.0 MiB/s | 0.42 ms | 0.59 ms 8 | 16648 | 65.0 MiB/s | 0.48 ms | 0.68 ms 16 | 20214 | 79.0 MiB/s | 0.79 ms | 1.06 ms 32 | 20008 | 78.2 MiB/s | 1.60 ms | 1.94 ms 64 | 19911 | 77.8 MiB/s | 3.21 ms | 4.08 ms 128 | 19954 | 77.9 MiB/s | 6.41 ms | 14.48 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 19903 | 77.7 MiB/s | 3.20 ms | 4.18 ms 10% | 18823 | 73.5 MiB/s | 3.51 ms | 4.88 ms 20% | 18104 | 70.7 MiB/s | 3.65 ms | 5.14 ms 30% | 17749 | 69.3 MiB/s | 3.71 ms | 5.34 ms 40% | 17312 | 67.6 MiB/s | 3.81 ms | 5.60 ms 50% | 16875 | 65.9 MiB/s | 3.91 ms | 5.87 ms 60% | 16555 | 64.7 MiB/s | 3.98 ms | 6.26 ms 70% | 16303 | 63.7 MiB/s | 4.01 ms | 6.39 ms 80% | 15929 | 62.2 MiB/s | 4.07 ms | 6.65 ms 90% | 15660 | 61.2 MiB/s | 4.11 ms | 6.85 ms 100% | 15539 | 60.7 MiB/s | 4.11 ms | 7.11 ms ---------------------------------------------------------------- # Results without SIOC and PVSCSI controller # gus_fio_1 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T16:41:25 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 19578 | 153.0 MiB/s | 1.62 ms | 0.00 ms | 2.51 ms | 0.00 ms | 1.56 ms | 2.04 ms | 2.90 ms | 0.48% / 1.51% | 9851 seqwrite | 5450 | 170.3 MiB/s | 0.00 ms | 2.92 ms | 0.00 ms | 7.96 ms | 2.28 ms | 8.45 ms | 231.74 ms | 1.01% / 1.00% | 2701 seq128kread | 1534 | 191.8 MiB/s | 20.85 ms | 0.00 ms | 9.55 ms | 0.00 ms | 20.58 ms | 22.68 ms | 58.46 ms | 0.07% / 0.25% | 4807 seq128kwrite | 923 | 115.4 MiB/s | 0.00 ms | 17.31 ms | 0.00 ms | 19.93 ms | 14.35 ms | 61.08 ms | 278.92 ms | 0.46% / 0.19% | 1408 randread | 20696 | 161.7 MiB/s | 6.17 ms | 0.00 ms | 5.18 ms | 0.00 ms | 6.00 ms | 8.03 ms | 9.37 ms | 0.23% / 0.69% | 22705 randwrite | 1653 | 103.3 MiB/s | 0.00 ms | 38.69 ms | 0.00 ms | 34.14 ms | 30.80 ms | 278.92 ms | 329.25 ms | 0.29% / 0.19% | 3461 rand4kread | 20193 | 78.9 MiB/s | 6.32 ms | 0.00 ms | 6.73 ms | 0.00 ms | 6.06 ms | 9.37 ms | 9.90 ms | 0.20% / 0.63% | 24260 rand4kwrite | 15451 | 60.4 MiB/s | 0.00 ms | 4.13 ms | 0.00 ms | 3.47 ms | 3.85 ms | 7.18 ms | 9.63 ms | 0.44% / 1.01% | 10666 randrw | 11925 | 186.3 MiB/s | 5.34 ms | 5.52 ms | 4.57 ms | 4.73 ms | 5.34 ms | 7.77 ms | 10.03 ms | 0.32% / 0.92% | 9572 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3775 | 14.7 MiB/s | 0.26 ms | 0.32 ms 2 | 5766 | 22.5 MiB/s | 0.34 ms | 0.41 ms 4 | 9446 | 36.9 MiB/s | 0.42 ms | 0.53 ms 8 | 17914 | 70.0 MiB/s | 0.44 ms | 0.63 ms 16 | 20420 | 79.8 MiB/s | 0.78 ms | 1.07 ms 32 | 20206 | 78.9 MiB/s | 1.58 ms | 2.02 ms 64 | 19987 | 78.1 MiB/s | 3.20 ms | 4.29 ms 128 | 19984 | 78.1 MiB/s | 6.40 ms | 9.50 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 20091 | 78.5 MiB/s | 3.17 ms | 4.29 ms 10% | 18886 | 73.8 MiB/s | 3.52 ms | 4.69 ms 20% | 18262 | 71.3 MiB/s | 3.62 ms | 4.95 ms 30% | 17760 | 69.4 MiB/s | 3.73 ms | 5.21 ms 40% | 17299 | 67.6 MiB/s | 3.83 ms | 5.54 ms 50% | 16974 | 66.3 MiB/s | 3.90 ms | 5.93 ms 60% | 16619 | 64.9 MiB/s | 3.96 ms | 6.13 ms 70% | 16236 | 63.4 MiB/s | 4.04 ms | 6.32 ms 80% | 15845 | 61.9 MiB/s | 4.10 ms | 6.59 ms 90% | 15642 | 61.1 MiB/s | 4.12 ms | 6.72 ms 100% | 15477 | 60.5 MiB/s | 4.12 ms | 6.91 ms ---------------------------------------------------------------- # gus_fio_2 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T16:41:25 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 38300 | 299.2 MiB/s | 0.82 ms | 0.00 ms | 1.77 ms | 0.00 ms | 0.82 ms | 1.16 ms | 1.79 ms | 0.84% / 2.75% | 10664 seqwrite | 8543 | 267.0 MiB/s | 0.00 ms | 1.86 ms | 0.00 ms | 5.09 ms | 1.74 ms | 3.26 ms | 6.46 ms | 1.82% / 1.78% | 2370 seq128kread | 3060 | 382.6 MiB/s | 10.44 ms | 0.00 ms | 7.27 ms | 0.00 ms | 10.29 ms | 12.12 ms | 13.83 ms | 0.15% / 0.57% | 4243 seq128kwrite | 2750 | 343.9 MiB/s | 0.00 ms | 5.78 ms | 0.00 ms | 8.28 ms | 5.47 ms | 10.29 ms | 233.83 ms | 1.96% / 0.77% | 1005 randread | 38262 | 298.9 MiB/s | 3.33 ms | 0.00 ms | 3.60 ms | 0.00 ms | 3.29 ms | 3.95 ms | 5.08 ms | 0.42% / 1.24% | 22961 randwrite | 5864 | 366.5 MiB/s | 0.00 ms | 10.87 ms | 0.00 ms | 7.94 ms | 10.68 ms | 17.43 ms | 52.17 ms | 1.26% / 0.65% | 3075 rand4kread | 40042 | 156.4 MiB/s | 3.18 ms | 0.00 ms | 3.35 ms | 0.00 ms | 3.13 ms | 3.78 ms | 4.88 ms | 0.43% / 1.25% | 23876 rand4kwrite | 27838 | 108.7 MiB/s | 0.00 ms | 2.28 ms | 0.00 ms | 2.82 ms | 1.97 ms | 5.67 ms | 7.96 ms | 0.91% / 1.81% | 10213 randrw | 26875 | 419.9 MiB/s | 2.35 ms | 2.48 ms | 3.22 ms | 3.27 ms | 2.41 ms | 4.23 ms | 6.26 ms | 0.72% / 2.10% | 9532 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 5527 | 21.6 MiB/s | 0.18 ms | 0.27 ms 2 | 7508 | 29.3 MiB/s | 0.26 ms | 0.36 ms 4 | 10845 | 42.4 MiB/s | 0.37 ms | 0.46 ms 8 | 17754 | 69.4 MiB/s | 0.45 ms | 0.59 ms 16 | 32962 | 128.8 MiB/s | 0.48 ms | 0.71 ms 32 | 40226 | 157.1 MiB/s | 0.79 ms | 1.07 ms 64 | 39846 | 155.7 MiB/s | 1.60 ms | 1.94 ms 128 | 40240 | 157.2 MiB/s | 3.18 ms | 3.72 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 40206 | 157.1 MiB/s | 1.58 ms | 1.99 ms 10% | 37560 | 146.7 MiB/s | 1.78 ms | 2.47 ms 20% | 36511 | 142.6 MiB/s | 1.83 ms | 2.87 ms 30% | 35403 | 138.3 MiB/s | 1.88 ms | 3.23 ms 40% | 33943 | 132.6 MiB/s | 1.97 ms | 3.65 ms 50% | 33081 | 129.2 MiB/s | 2.02 ms | 4.08 ms 60% | 32052 | 125.2 MiB/s | 2.07 ms | 4.36 ms 70% | 30631 | 119.7 MiB/s | 2.15 ms | 4.62 ms 80% | 29870 | 116.7 MiB/s | 2.18 ms | 4.88 ms 90% | 28923 | 113.0 MiB/s | 2.22 ms | 5.08 ms 100% | 27989 | 109.3 MiB/s | 2.27 ms | 5.41 ms ---------------------------------------------------------------- # gus_fio_3 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T16:41:25 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 38224 | 298.6 MiB/s | 0.83 ms | 0.00 ms | 3.27 ms | 0.00 ms | 0.82 ms | 1.09 ms | 1.78 ms | 0.79% / 2.62% | 11222 seqwrite | 8472 | 264.8 MiB/s | 0.00 ms | 1.87 ms | 0.00 ms | 3.95 ms | 1.74 ms | 5.54 ms | 12.65 ms | 1.61% / 1.65% | 2595 seq128kread | 5191 | 648.9 MiB/s | 6.15 ms | 0.00 ms | 7.10 ms | 0.00 ms | 5.93 ms | 7.77 ms | 13.17 ms | 0.23% / 0.96% | 4358 seq128kwrite | 1827 | 228.4 MiB/s | 0.00 ms | 8.72 ms | 0.00 ms | 13.56 ms | 7.18 ms | 31.59 ms | 254.80 ms | 1.20% / 0.50% | 1075 randread | 38015 | 297.0 MiB/s | 3.35 ms | 0.00 ms | 6.16 ms | 0.00 ms | 3.33 ms | 3.78 ms | 4.82 ms | 0.43% / 1.21% | 23223 randwrite | 3298 | 206.2 MiB/s | 0.00 ms | 19.36 ms | 0.00 ms | 23.21 ms | 15.27 ms | 64.75 ms | 287.31 ms | 0.67% / 0.37% | 3179 rand4kread | 39933 | 156.0 MiB/s | 3.19 ms | 0.00 ms | 6.39 ms | 0.00 ms | 3.13 ms | 3.65 ms | 4.69 ms | 0.41% / 1.23% | 24329 rand4kwrite | 28020 | 109.5 MiB/s | 0.00 ms | 2.27 ms | 0.00 ms | 2.75 ms | 1.94 ms | 5.60 ms | 7.90 ms | 0.83% / 1.80% | 10643 randrw | 32428 | 506.7 MiB/s | 1.95 ms | 2.08 ms | 5.25 ms | 5.28 ms | 1.94 ms | 4.23 ms | 7.77 ms | 0.83% / 2.39% | 10062 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 5524 | 21.6 MiB/s | 0.18 ms | 0.28 ms 2 | 7470 | 29.2 MiB/s | 0.26 ms | 0.35 ms 4 | 10860 | 42.4 MiB/s | 0.37 ms | 0.47 ms 8 | 17668 | 69.0 MiB/s | 0.45 ms | 0.58 ms 16 | 34078 | 133.1 MiB/s | 0.47 ms | 0.69 ms 32 | 40156 | 156.9 MiB/s | 0.79 ms | 1.06 ms 64 | 39710 | 155.1 MiB/s | 1.61 ms | 1.91 ms 128 | 39985 | 156.2 MiB/s | 3.20 ms | 3.69 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 39976 | 156.2 MiB/s | 1.59 ms | 1.89 ms 10% | 37571 | 146.8 MiB/s | 1.77 ms | 2.41 ms 20% | 36351 | 142.0 MiB/s | 1.84 ms | 2.83 ms 30% | 35007 | 136.7 MiB/s | 1.91 ms | 3.26 ms 40% | 33988 | 132.8 MiB/s | 1.97 ms | 3.62 ms 50% | 32926 | 128.6 MiB/s | 2.03 ms | 4.08 ms 60% | 31924 | 124.7 MiB/s | 2.08 ms | 4.36 ms 70% | 30578 | 119.4 MiB/s | 2.16 ms | 4.62 ms 80% | 29825 | 116.5 MiB/s | 2.18 ms | 4.82 ms 90% | 28867 | 112.8 MiB/s | 2.23 ms | 5.08 ms 100% | 28087 | 109.7 MiB/s | 2.27 ms | 5.41 ms ---------------------------------------------------------------- # gus_fio_4 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T16:41:25 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 31247 | 244.1 MiB/s | 1.01 ms | 0.00 ms | 1.84 ms | 0.00 ms | 1.03 ms | 1.52 ms | 2.18 ms | 0.78% / 2.75% | 8832 seqwrite | 8308 | 259.6 MiB/s | 0.00 ms | 1.90 ms | 0.00 ms | 4.85 ms | 1.79 ms | 3.33 ms | 6.72 ms | 2.67% / 1.92% | 1807 seq128kread | 3056 | 382.1 MiB/s | 10.45 ms | 0.00 ms | 6.51 ms | 0.00 ms | 10.29 ms | 12.26 ms | 14.22 ms | 0.23% / 0.73% | 3172 seq128kwrite | 2754 | 344.3 MiB/s | 0.00 ms | 5.76 ms | 0.00 ms | 8.38 ms | 5.47 ms | 9.76 ms | 235.93 ms | 2.69% / 0.99% | 748 randread | 35588 | 278.0 MiB/s | 3.57 ms | 0.00 ms | 3.72 ms | 0.00 ms | 3.52 ms | 4.62 ms | 5.34 ms | 0.47% / 1.38% | 19191 randwrite | 5971 | 373.2 MiB/s | 0.00 ms | 10.66 ms | 0.00 ms | 7.30 ms | 10.55 ms | 16.91 ms | 49.55 ms | 1.68% / 0.77% | 2438 rand4kread | 37970 | 148.3 MiB/s | 3.35 ms | 0.00 ms | 3.46 ms | 0.00 ms | 3.26 ms | 4.42 ms | 5.08 ms | 0.48% / 1.40% | 20252 rand4kwrite | 27083 | 105.8 MiB/s | 0.00 ms | 2.34 ms | 0.00 ms | 2.40 ms | 1.96 ms | 5.54 ms | 7.63 ms | 1.09% / 2.06% | 8614 randrw | 26486 | 413.8 MiB/s | 2.39 ms | 2.52 ms | 3.17 ms | 3.08 ms | 2.44 ms | 4.23 ms | 6.26 ms | 0.87% / 2.39% | 8117 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 4485 | 17.5 MiB/s | 0.22 ms | 0.33 ms 2 | 7401 | 28.9 MiB/s | 0.27 ms | 0.40 ms 4 | 9829 | 38.4 MiB/s | 0.40 ms | 0.53 ms 8 | 17744 | 69.3 MiB/s | 0.45 ms | 0.66 ms 16 | 25845 | 101.0 MiB/s | 0.62 ms | 0.91 ms 32 | 31590 | 123.4 MiB/s | 1.01 ms | 1.45 ms 64 | 37684 | 147.2 MiB/s | 1.70 ms | 2.67 ms 128 | 37801 | 147.7 MiB/s | 3.38 ms | 4.62 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 37912 | 148.1 MiB/s | 1.67 ms | 2.64 ms 10% | 35989 | 140.6 MiB/s | 1.84 ms | 2.90 ms 20% | 34522 | 134.9 MiB/s | 1.92 ms | 3.13 ms 30% | 33665 | 131.5 MiB/s | 1.97 ms | 3.39 ms 40% | 32751 | 127.9 MiB/s | 2.04 ms | 3.69 ms 50% | 31521 | 123.1 MiB/s | 2.12 ms | 4.08 ms 60% | 30767 | 120.2 MiB/s | 2.16 ms | 4.29 ms 70% | 29804 | 116.4 MiB/s | 2.21 ms | 4.55 ms 80% | 28853 | 112.7 MiB/s | 2.26 ms | 4.75 ms 90% | 28049 | 109.6 MiB/s | 2.29 ms | 5.01 ms 100% | 27380 | 107.0 MiB/s | 2.32 ms | 5.28 ms ---------------------------------------------------------------- # gus_fio_5 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T16:41:25 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 19544 | 152.7 MiB/s | 1.63 ms | 0.00 ms | 2.51 ms | 0.00 ms | 1.58 ms | 2.04 ms | 2.90 ms | 0.46% / 1.51% | 9898 seqwrite | 5464 | 170.8 MiB/s | 0.00 ms | 2.92 ms | 0.00 ms | 7.95 ms | 2.28 ms | 8.36 ms | 231.74 ms | 1.00% / 1.01% | 2726 seq128kread | 1534 | 191.8 MiB/s | 20.85 ms | 0.00 ms | 9.59 ms | 0.00 ms | 20.58 ms | 22.68 ms | 58.98 ms | 0.07% / 0.25% | 4795 seq128kwrite | 922 | 115.4 MiB/s | 0.00 ms | 17.31 ms | 0.00 ms | 19.94 ms | 14.35 ms | 61.08 ms | 278.92 ms | 0.46% / 0.19% | 1402 randread | 20701 | 161.7 MiB/s | 6.16 ms | 0.00 ms | 5.17 ms | 0.00 ms | 6.00 ms | 7.96 ms | 9.37 ms | 0.23% / 0.67% | 22936 randwrite | 1653 | 103.3 MiB/s | 0.00 ms | 38.69 ms | 0.00 ms | 34.15 ms | 30.80 ms | 278.92 ms | 329.25 ms | 0.29% / 0.19% | 3483 rand4kread | 20248 | 79.1 MiB/s | 6.30 ms | 0.00 ms | 6.71 ms | 0.00 ms | 6.06 ms | 9.37 ms | 9.90 ms | 0.20% / 0.60% | 25194 rand4kwrite | 15460 | 60.4 MiB/s | 0.00 ms | 4.13 ms | 0.00 ms | 3.48 ms | 3.85 ms | 7.18 ms | 9.63 ms | 0.46% / 0.98% | 10762 randrw | 11913 | 186.1 MiB/s | 5.34 ms | 5.53 ms | 4.58 ms | 4.71 ms | 5.34 ms | 7.83 ms | 10.03 ms | 0.31% / 0.91% | 9715 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3779 | 14.8 MiB/s | 0.26 ms | 0.32 ms 2 | 5784 | 22.6 MiB/s | 0.34 ms | 0.40 ms 4 | 9632 | 37.6 MiB/s | 0.41 ms | 0.53 ms 8 | 17966 | 70.2 MiB/s | 0.44 ms | 0.63 ms 16 | 20454 | 79.9 MiB/s | 0.78 ms | 1.07 ms 32 | 20193 | 78.9 MiB/s | 1.58 ms | 2.02 ms 64 | 19995 | 78.1 MiB/s | 3.20 ms | 4.29 ms 128 | 20078 | 78.4 MiB/s | 6.37 ms | 9.37 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 20112 | 78.6 MiB/s | 3.17 ms | 4.29 ms 10% | 18913 | 73.9 MiB/s | 3.51 ms | 4.69 ms 20% | 18273 | 71.4 MiB/s | 3.63 ms | 4.95 ms 30% | 17760 | 69.4 MiB/s | 3.73 ms | 5.21 ms 40% | 17304 | 67.6 MiB/s | 3.83 ms | 5.54 ms 50% | 16979 | 66.3 MiB/s | 3.90 ms | 5.93 ms 60% | 16622 | 64.9 MiB/s | 3.96 ms | 6.13 ms 70% | 16244 | 63.5 MiB/s | 4.04 ms | 6.32 ms 80% | 15851 | 61.9 MiB/s | 4.10 ms | 6.59 ms 90% | 15641 | 61.1 MiB/s | 4.12 ms | 6.72 ms 100% | 15478 | 60.5 MiB/s | 4.12 ms | 6.91 ms ---------------------------------------------------------------- # Results with SIOC and PVSCSI controller # gus_fio_1 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T19:12:05 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 19718 | 154.0 MiB/s | 1.61 ms | 0.00 ms | 2.16 ms | 0.00 ms | 1.56 ms | 2.02 ms | 2.54 ms | 0.50% / 1.50% | 9843 seqwrite | 7978 | 249.3 MiB/s | 0.00 ms | 1.99 ms | 0.00 ms | 5.99 ms | 1.71 ms | 4.29 ms | 8.85 ms | 1.41% / 1.47% | 2767 seq128kread | 2284 | 285.5 MiB/s | 14.00 ms | 0.00 ms | 7.59 ms | 0.00 ms | 13.70 ms | 17.17 ms | 20.58 ms | 0.10% / 0.41% | 4507 seq128kwrite | 1501 | 187.7 MiB/s | 0.00 ms | 10.63 ms | 0.00 ms | 11.75 ms | 9.90 ms | 26.08 ms | 250.61 ms | 0.77% / 0.32% | 1381 randread | 21199 | 165.6 MiB/s | 6.02 ms | 0.00 ms | 5.24 ms | 0.00 ms | 5.87 ms | 7.57 ms | 8.45 ms | 0.22% / 0.71% | 22942 randwrite | 2624 | 164.0 MiB/s | 0.00 ms | 24.35 ms | 0.00 ms | 20.76 ms | 20.84 ms | 86.51 ms | 299.89 ms | 0.42% / 0.27% | 3775 rand4kread | 20349 | 79.5 MiB/s | 6.27 ms | 0.00 ms | 5.04 ms | 0.00 ms | 6.00 ms | 9.24 ms | 9.76 ms | 0.21% / 0.63% | 24239 rand4kwrite | 15376 | 60.1 MiB/s | 0.00 ms | 4.15 ms | 0.00 ms | 3.23 ms | 3.88 ms | 7.37 ms | 9.90 ms | 0.44% / 1.03% | 10446 randrw | 17061 | 266.6 MiB/s | 3.72 ms | 3.88 ms | 3.51 ms | 3.56 ms | 3.69 ms | 6.39 ms | 8.59 ms | 0.44% / 1.27% | 9981 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3778 | 14.8 MiB/s | 0.26 ms | 0.31 ms 2 | 6484 | 25.3 MiB/s | 0.31 ms | 0.42 ms 4 | 10293 | 40.2 MiB/s | 0.39 ms | 0.53 ms 8 | 17624 | 68.8 MiB/s | 0.45 ms | 0.63 ms 16 | 20649 | 80.7 MiB/s | 0.77 ms | 1.06 ms 32 | 20318 | 79.4 MiB/s | 1.57 ms | 1.93 ms 64 | 20144 | 78.7 MiB/s | 3.18 ms | 4.08 ms 128 | 20228 | 79.0 MiB/s | 6.33 ms | 9.37 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 20160 | 78.8 MiB/s | 3.16 ms | 4.08 ms 10% | 18972 | 74.1 MiB/s | 3.49 ms | 4.49 ms 20% | 18273 | 71.4 MiB/s | 3.61 ms | 4.75 ms 30% | 17642 | 68.9 MiB/s | 3.73 ms | 5.08 ms 40% | 17398 | 68.0 MiB/s | 3.79 ms | 5.41 ms 50% | 17056 | 66.6 MiB/s | 3.85 ms | 5.73 ms 60% | 16643 | 65.0 MiB/s | 3.94 ms | 6.00 ms 70% | 16298 | 63.7 MiB/s | 4.01 ms | 6.32 ms 80% | 15970 | 62.4 MiB/s | 4.06 ms | 6.52 ms 90% | 15793 | 61.7 MiB/s | 4.07 ms | 6.59 ms 100% | 15627 | 61.0 MiB/s | 4.08 ms | 6.78 ms ---------------------------------------------------------------- # gus_fio_2 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T19:12:05 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 34870 | 272.4 MiB/s | 0.91 ms | 0.00 ms | 3.42 ms | 0.00 ms | 0.86 ms | 1.24 ms | 1.89 ms | 0.77% / 2.60% | 10362 seqwrite | 10084 | 315.1 MiB/s | 0.00 ms | 1.57 ms | 0.00 ms | 2.53 ms | 1.58 ms | 3.00 ms | 5.01 ms | 2.18% / 2.03% | 2399 seq128kread | 4545 | 568.2 MiB/s | 7.02 ms | 0.00 ms | 3.26 ms | 0.00 ms | 6.98 ms | 8.36 ms | 9.37 ms | 0.21% / 0.85% | 4269 seq128kwrite | 3118 | 389.8 MiB/s | 0.00 ms | 5.09 ms | 0.00 ms | 4.03 ms | 5.08 ms | 9.90 ms | 23.72 ms | 2.34% / 0.91% | 960 randread | 36930 | 288.5 MiB/s | 3.45 ms | 0.00 ms | 7.39 ms | 0.00 ms | 3.39 ms | 4.08 ms | 5.08 ms | 0.40% / 1.20% | 23066 randwrite | 5487 | 343.0 MiB/s | 0.00 ms | 11.61 ms | 0.00 ms | 9.18 ms | 10.55 ms | 34.87 ms | 123.21 ms | 1.22% / 0.59% | 3028 rand4kread | 38494 | 150.4 MiB/s | 3.31 ms | 0.00 ms | 5.86 ms | 0.00 ms | 3.23 ms | 3.92 ms | 4.55 ms | 0.42% / 1.18% | 24057 rand4kwrite | 26439 | 103.3 MiB/s | 0.00 ms | 2.41 ms | 0.00 ms | 2.31 ms | 2.11 ms | 5.93 ms | 8.22 ms | 0.80% / 1.75% | 10365 randrw | 29413 | 459.6 MiB/s | 2.14 ms | 2.32 ms | 5.74 ms | 6.40 ms | 2.15 ms | 4.69 ms | 6.98 ms | 0.80% / 2.30% | 9491 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3770 | 14.7 MiB/s | 0.26 ms | 0.35 ms 2 | 7264 | 28.4 MiB/s | 0.27 ms | 0.40 ms 4 | 10692 | 41.8 MiB/s | 0.37 ms | 0.51 ms 8 | 18413 | 71.9 MiB/s | 0.43 ms | 0.63 ms 16 | 27267 | 106.5 MiB/s | 0.58 ms | 0.84 ms 32 | 36633 | 143.1 MiB/s | 0.87 ms | 1.17 ms 64 | 36999 | 144.5 MiB/s | 1.73 ms | 2.07 ms 128 | 38845 | 151.7 MiB/s | 3.29 ms | 3.82 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 37066 | 144.8 MiB/s | 1.71 ms | 2.15 ms 10% | 34885 | 136.3 MiB/s | 1.91 ms | 2.51 ms 20% | 34015 | 132.9 MiB/s | 1.95 ms | 2.83 ms 30% | 33036 | 129.0 MiB/s | 2.01 ms | 3.23 ms 40% | 31953 | 124.8 MiB/s | 2.08 ms | 3.65 ms 50% | 31015 | 121.2 MiB/s | 2.14 ms | 3.98 ms 60% | 30134 | 117.7 MiB/s | 2.19 ms | 4.29 ms 70% | 29012 | 113.3 MiB/s | 2.26 ms | 4.62 ms 80% | 28362 | 110.8 MiB/s | 2.29 ms | 4.82 ms 90% | 27701 | 108.2 MiB/s | 2.32 ms | 4.88 ms 100% | 26810 | 104.7 MiB/s | 2.37 ms | 5.21 ms ---------------------------------------------------------------- # gus_fio_3 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T19:12:05 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 31297 | 244.5 MiB/s | 1.01 ms | 0.00 ms | 1.93 ms | 0.00 ms | 0.98 ms | 1.40 ms | 1.89 ms | 0.67% / 2.21% | 10870 seqwrite | 9204 | 287.6 MiB/s | 0.00 ms | 1.72 ms | 0.00 ms | 4.86 ms | 1.63 ms | 3.49 ms | 8.29 ms | 1.76% / 1.76% | 2616 seq128kread | 4610 | 576.3 MiB/s | 6.93 ms | 0.00 ms | 5.67 ms | 0.00 ms | 6.85 ms | 8.09 ms | 9.37 ms | 0.21% / 0.89% | 4211 seq128kwrite | 3000 | 375.0 MiB/s | 0.00 ms | 5.30 ms | 0.00 ms | 7.59 ms | 4.88 ms | 13.17 ms | 42.21 ms | 2.06% / 0.85% | 1032 randread | 30897 | 241.4 MiB/s | 4.12 ms | 0.00 ms | 4.10 ms | 0.00 ms | 4.11 ms | 4.88 ms | 5.34 ms | 0.34% / 1.01% | 22899 randwrite | 5757 | 359.9 MiB/s | 0.00 ms | 11.07 ms | 0.00 ms | 13.24 ms | 9.63 ms | 31.06 ms | 252.71 ms | 1.15% / 0.61% | 3281 rand4kread | 33341 | 130.2 MiB/s | 3.82 ms | 0.00 ms | 3.76 ms | 0.00 ms | 3.75 ms | 4.69 ms | 5.14 ms | 0.35% / 1.06% | 23567 rand4kwrite | 24611 | 96.1 MiB/s | 0.00 ms | 2.58 ms | 0.00 ms | 2.57 ms | 2.38 ms | 5.80 ms | 8.03 ms | 0.72% / 1.67% | 10305 randrw | 25091 | 392.1 MiB/s | 2.52 ms | 2.68 ms | 3.14 ms | 2.98 ms | 2.54 ms | 5.01 ms | 6.98 ms | 0.68% / 1.95% | 9546 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3789 | 14.8 MiB/s | 0.26 ms | 0.31 ms 2 | 7399 | 28.9 MiB/s | 0.27 ms | 0.38 ms 4 | 11111 | 43.4 MiB/s | 0.36 ms | 0.49 ms 8 | 19810 | 77.4 MiB/s | 0.40 ms | 0.56 ms 16 | 27784 | 108.5 MiB/s | 0.57 ms | 0.82 ms 32 | 33102 | 129.3 MiB/s | 0.96 ms | 1.43 ms 64 | 33142 | 129.5 MiB/s | 1.93 ms | 2.51 ms 128 | 33275 | 130.0 MiB/s | 3.84 ms | 4.69 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 33164 | 129.5 MiB/s | 1.92 ms | 2.51 ms 10% | 31367 | 122.5 MiB/s | 2.11 ms | 2.77 ms 20% | 30440 | 118.9 MiB/s | 2.17 ms | 3.03 ms 30% | 29545 | 115.4 MiB/s | 2.24 ms | 3.33 ms 40% | 28862 | 112.7 MiB/s | 2.30 ms | 3.62 ms 50% | 28164 | 110.0 MiB/s | 2.35 ms | 3.92 ms 60% | 27477 | 107.3 MiB/s | 2.40 ms | 4.18 ms 70% | 26781 | 104.6 MiB/s | 2.45 ms | 4.49 ms 80% | 26114 | 102.0 MiB/s | 2.49 ms | 4.75 ms 90% | 25490 | 99.6 MiB/s | 2.52 ms | 4.88 ms 100% | 24974 | 97.6 MiB/s | 2.55 ms | 5.14 ms ---------------------------------------------------------------- # gus_fio_4 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T19:12:05 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 36314 | 283.7 MiB/s | 0.87 ms | 0.00 ms | 1.31 ms | 0.00 ms | 0.84 ms | 1.27 ms | 1.89 ms | 0.97% / 3.16% | 8798 seqwrite | 16843 | 526.4 MiB/s | 0.00 ms | 0.93 ms | 0.00 ms | 1.64 ms | 0.83 ms | 2.28 ms | 4.18 ms | 4.72% / 3.45% | 2059 seq128kread | 4553 | 569.2 MiB/s | 7.01 ms | 0.00 ms | 4.10 ms | 0.00 ms | 6.91 ms | 8.22 ms | 9.24 ms | 0.28% / 1.04% | 3463 seq128kwrite | 5812 | 726.6 MiB/s | 0.00 ms | 2.71 ms | 0.00 ms | 3.06 ms | 2.54 ms | 5.41 ms | 8.09 ms | 4.58% / 1.91% | 895 randread | 20140 | 157.4 MiB/s | 6.33 ms | 0.00 ms | 3.68 ms | 0.00 ms | 6.59 ms | 8.29 ms | 9.90 ms | 0.29% / 0.79% | 18527 randwrite | 8622 | 538.9 MiB/s | 0.00 ms | 7.36 ms | 0.00 ms | 7.02 ms | 5.80 ms | 20.32 ms | 96.99 ms | 2.35% / 1.08% | 2514 rand4kread | 22811 | 89.1 MiB/s | 5.59 ms | 0.00 ms | 3.55 ms | 0.00 ms | 5.41 ms | 7.44 ms | 8.45 ms | 0.33% / 0.85% | 19252 rand4kwrite | 27345 | 106.8 MiB/s | 0.00 ms | 2.32 ms | 0.00 ms | 2.34 ms | 2.01 ms | 6.06 ms | 8.45 ms | 1.11% / 1.94% | 8977 randrw | 29525 | 461.3 MiB/s | 2.13 ms | 2.29 ms | 2.08 ms | 1.98 ms | 2.18 ms | 4.69 ms | 6.85 ms | 0.96% / 2.63% | 8220 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 4545 | 17.8 MiB/s | 0.21 ms | 0.31 ms 2 | 7479 | 29.2 MiB/s | 0.26 ms | 0.40 ms 4 | 9987 | 39.0 MiB/s | 0.40 ms | 0.54 ms 8 | 16364 | 63.9 MiB/s | 0.49 ms | 0.74 ms 16 | 25098 | 98.0 MiB/s | 0.63 ms | 0.96 ms 32 | 37224 | 145.4 MiB/s | 0.86 ms | 1.25 ms 64 | 39610 | 154.7 MiB/s | 1.61 ms | 2.04 ms 128 | 22856 | 89.3 MiB/s | 5.60 ms | 7.37 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 39663 | 154.9 MiB/s | 1.60 ms | 2.09 ms 10% | 37314 | 145.8 MiB/s | 1.78 ms | 2.44 ms 20% | 36111 | 141.1 MiB/s | 1.84 ms | 2.80 ms 30% | 34933 | 136.5 MiB/s | 1.90 ms | 3.23 ms 40% | 33770 | 131.9 MiB/s | 1.96 ms | 3.62 ms 50% | 32825 | 128.2 MiB/s | 2.02 ms | 4.01 ms 60% | 31753 | 124.0 MiB/s | 2.08 ms | 4.29 ms 70% | 30609 | 119.6 MiB/s | 2.14 ms | 4.62 ms 80% | 29612 | 115.7 MiB/s | 2.19 ms | 4.88 ms 90% | 28672 | 112.0 MiB/s | 2.24 ms | 4.95 ms 100% | 27844 | 108.8 MiB/s | 2.28 ms | 5.28 ms ---------------------------------------------------------------- # gus_fio_5 - PVSCSI Detailed Storage Performance Report — fio v3+ | 2026-04-02T19:12:05 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Device : /dev/sdb Model : Virtualdisk | Type: HDD (rotational) | Capacity: 200.00 GiB Phys block: 512 B | Scheduler: mq-deadline | Runtime per test: 300s I/O engine: libaio | Direct I/O: yes (O_DIRECT) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Test | IOPS | Bandwidth | Rd Lat | Wr Lat | Rd Std | Wr Std | p50 Lat | p99 Lat | p99.9 Lat | CPU (usr / sys) | IOPS/CPU --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- seqread | 19704 | 153.9 MiB/s | 1.61 ms | 0.00 ms | 2.16 ms | 0.00 ms | 1.56 ms | 2.02 ms | 2.54 ms | 0.47% / 1.53% | 9873 seqwrite | 7973 | 249.2 MiB/s | 0.00 ms | 1.99 ms | 0.00 ms | 5.99 ms | 1.73 ms | 4.29 ms | 8.85 ms | 1.45% / 1.49% | 2715 seq128kread | 2279 | 284.9 MiB/s | 14.02 ms | 0.00 ms | 7.60 ms | 0.00 ms | 13.70 ms | 17.17 ms | 20.84 ms | 0.10% / 0.40% | 4561 seq128kwrite | 1501 | 187.7 MiB/s | 0.00 ms | 10.63 ms | 0.00 ms | 11.75 ms | 9.90 ms | 26.08 ms | 250.61 ms | 0.75% / 0.31% | 1404 randread | 21203 | 165.6 MiB/s | 6.02 ms | 0.00 ms | 5.24 ms | 0.00 ms | 5.87 ms | 7.57 ms | 8.45 ms | 0.24% / 0.69% | 22790 randwrite | 2624 | 164.0 MiB/s | 0.00 ms | 24.35 ms | 0.00 ms | 20.80 ms | 20.84 ms | 86.51 ms | 299.89 ms | 0.42% / 0.27% | 3803 rand4kread | 20392 | 79.7 MiB/s | 6.26 ms | 0.00 ms | 5.03 ms | 0.00 ms | 6.00 ms | 9.24 ms | 9.63 ms | 0.20% / 0.64% | 24225 rand4kwrite | 15381 | 60.1 MiB/s | 0.00 ms | 4.15 ms | 0.00 ms | 3.23 ms | 3.88 ms | 7.37 ms | 9.90 ms | 0.44% / 1.01% | 10593 randrw | 17056 | 266.5 MiB/s | 3.72 ms | 3.89 ms | 3.47 ms | 3.90 ms | 3.69 ms | 6.39 ms | 8.59 ms | 0.47% / 1.26% | 9838 --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- iodepth Sweep — randread, bs=4k, numjobs=1 -------------------------------------------------------------- iodepth | IOPS | Bandwidth | Avg Lat | p99 Lat -------------------------------------------------------------- 1 | 3780 | 14.8 MiB/s | 0.26 ms | 0.31 ms 2 | 6571 | 25.7 MiB/s | 0.30 ms | 0.42 ms 4 | 10356 | 40.5 MiB/s | 0.38 ms | 0.53 ms 8 | 17621 | 68.8 MiB/s | 0.45 ms | 0.63 ms 16 | 20545 | 80.3 MiB/s | 0.78 ms | 1.06 ms 32 | 20320 | 79.4 MiB/s | 1.57 ms | 1.94 ms 64 | 20158 | 78.7 MiB/s | 3.17 ms | 4.08 ms 128 | 20308 | 79.3 MiB/s | 6.30 ms | 9.37 ms -------------------------------------------------------------- RW-mix Sweep — randrw, bs=4k, numjobs=8, iodepth=8 ---------------------------------------------------------------- Write % | IOPS | Bandwidth | Avg Lat | p99 Lat ---------------------------------------------------------------- 0% | 20172 | 78.8 MiB/s | 3.16 ms | 4.08 ms 10% | 18981 | 74.1 MiB/s | 3.49 ms | 4.49 ms 20% | 18282 | 71.4 MiB/s | 3.61 ms | 4.75 ms 30% | 17657 | 69.0 MiB/s | 3.73 ms | 5.08 ms 40% | 17408 | 68.0 MiB/s | 3.78 ms | 5.41 ms 50% | 17057 | 66.6 MiB/s | 3.86 ms | 5.73 ms 60% | 16650 | 65.0 MiB/s | 3.94 ms | 6.00 ms 70% | 16296 | 63.7 MiB/s | 4.01 ms | 6.32 ms 80% | 15972 | 62.4 MiB/s | 4.06 ms | 6.52 ms 90% | 15806 | 61.7 MiB/s | 4.07 ms | 6.59 ms 100% | 15630 | 61.1 MiB/s | 4.08 ms | 6.78 ms ----------------------------------------------------------------