fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [8.8% done] [ 10204/ 3008 kb/s] [eta 00m:31s] Threads: 3: [mmm] [12.1% done] [ 8080/ 4976 kb/s] [eta 00m:29s] Threads: 3: [mmm] [14.3% done] [ 9856/ 2072 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.6% done] [ 7780/ 4680 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 6612/ 5140 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 11696/ 0 kb/s] [eta 00m:28s] Threads: 3: [mmm] [25.0% done] [ 5296/ 6476 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 7240/ 2512 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 4496/ 5132 kb/s] [eta 00m:27s] Threads: 3: [mmm] [31.6% done] [ 6112/ 4012 kb/s] [eta 00m:26s] Threads: 3: [mmm] [33.3% done] [ 10324/ 316 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 5140/ 4704 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 3860/ 5408 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 8148/ 1332 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.5% done] [ 7584/ 1880 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.0% done] [ 8256/ 912 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.3% done] [ 4668/ 3620 kb/s] [eta 00m:22s] Threads: 3: [mmm] [47.6% done] [ 4584/ 2216 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 4784/ 2712 kb/s] [eta 00m:21s] Threads: 3: [mmm] [51.2% done] [ 4284/ 2948 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 6504/ 824 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.5% done] [ 4068/ 2768 kb/s] [eta 00m:20s] Threads: 3: [mmm] [55.6% done] [ 6972/ 0 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.5% done] [ 6300/ 592 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.4% done] [ 3540/ 3896 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.1% done] [ 4304/ 3248 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [58.0% done] [ 8768/ 1804 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [57.7% done] [ 14500/ 608 kb/s] [eta 00m:22s] Threads: 2: [_mm] [58.5% done] [ 14544/ 96 kb/s] [eta 00m:22s] Threads: 2: [_mm] [60.4% done] [ 3608/ 4288 kb/s] [eta 00m:21s] Threads: 2: [_mm] [60.7% done] [ 6960/ 0 kb/s] [eta 00m:22s] Threads: 2: [_Vm] [61.4% done] [ 13536/ 0 kb/s] [eta 00m:22s] Threads: 2: [_Vm] [62.1% done] [ 13660/ 60 kb/s] [eta 00m:22s] Threads: 1: [__m] [64.9% done] [ 9788/ 1840 kb/s] [eta 00m:20s] Threads: 1: [__V] [70.4% done] [ 6248/ 2228 kb/s] [eta 00m:16s] Threads: 1: [__V] [79.6% done] [ 14760/ 0 kb/s] [eta 00m:10s] fio: (groupid=0): err= 0: pid=4431 read : io=100MiB, bw=3,313KiB/s, runt= 31646msec clat (msec): min= 0, max= 131, avg=13.65, stdev=13.45 bw (KiB/s) : min= 39, max=15097, per=45.19%, avg=3562.23, stdev=3391.91 write: io=34,904KiB, bw=1,230KiB/s, runt= 29052msec clat (msec): min= 0, max= 64, avg=12.05, stdev=11.99 bw (KiB/s) : min= 0, max= 7374, per=82.57%, avg=2248.25, stdev=2339.77 cpu : usr=3.08%, sys=0.30%, ctx=2246 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=26.8%, 4=6.1%, 10=13.7%, 20=21.2%, 50=31.2%, 100=0.7% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4432 read : io=100MiB, bw=2,875KiB/s, runt= 36472msec clat (msec): min= 0, max= 199, avg=15.89, stdev=19.35 bw (KiB/s) : min= 20, max=15309, per=40.01%, avg=3154.38, stdev=3290.88 write: io=31,344KiB, bw=940KiB/s, runt= 34118msec clat (msec): min= 0, max= 143, avg=17.13, stdev=18.34 bw (KiB/s) : min= 0, max= 6156, per=67.92%, avg=1849.42, stdev=1988.68 cpu : usr=2.97%, sys=0.18%, ctx=2143 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=19.2%, 4=6.2%, 10=17.9%, 20=21.8%, 50=31.7%, 100=1.5% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4433 read : io=100MiB, bw=2,627KiB/s, runt= 39901msec clat (msec): min= 0, max= 137, avg=16.85, stdev=21.35 bw (KiB/s) : min= 15, max=18038, per=37.47%, avg=2954.00, stdev=3673.24 write: io=33,620KiB, bw=916KiB/s, runt= 37551msec clat (msec): min= 0, max= 144, avg=16.97, stdev=22.54 bw (KiB/s) : min= 0, max= 7970, per=70.63%, avg=1923.27, stdev=2271.10 cpu : usr=2.68%, sys=0.21%, ctx=2254 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=23.2%, 4=5.4%, 10=15.7%, 20=20.3%, 50=30.9%, 100=1.4% lat (msec): 250=3.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,883KiB/s, minb=2,627KiB/s, maxb=3,313KiB/s, mint=31646msec, maxt=39901msec WRITE: io=99,868KiB, aggrb=2,723KiB/s, minb=916KiB/s, maxb=1,230KiB/s, mint=31646msec, maxt=39901msec Disk stats (read/write): sda: ios=5538/1843, merge=930/287, ticks=98216/31756, in_queue=129968, util=98.72% 3.12user 0.37system 0:40.32elapsed 8%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1084minor)pagefaults 0swaps