fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [11.5% done] [ 10416/ 7776 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 12252/ 8320 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 15848/ 340 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 13540/ 5432 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 16428/ 1484 kb/s] [eta 00m:18s] Threads: 3: [mmm] [32.0% done] [ 5780/ 10788 kb/s] [eta 00m:17s] Threads: 3: [mmm] [34.6% done] [ 8500/ 6572 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 8908/ 7444 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.3% done] [ 14412/ 396 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.4% done] [ 9308/ 6316 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 3732/ 8576 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 8296/ 5808 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.6% done] [ 10844/ 1924 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 4716/ 6328 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 2904/ 7360 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 2040/ 7244 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 5016/ 2564 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 5764/ 2012 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6112/ 1340 kb/s] [eta 00m:11s] Threads: 3: [Vmm] [66.7% done] [ 6404/ 1480 kb/s] [eta 00m:11s] Threads: 3: [VVm] [67.6% done] [ 13232/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 17376/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.8% done] [ 17464/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.8% done] [ 15160/ 0 kb/s] [eta 00m:07s] Threads: 2: [_VV] [81.8% done] [ 17252/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [87.5% done] [ 17524/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=5130 read : io=100MiB, bw=3,954KiB/s, runt= 26515msec slat (msec): min= 0, max= 4574, avg=638.64, stdev=1239.15 clat (msec): min= 0, max= 731, avg=100.67, stdev=115.46 bw (KiB/s) : min= 8, max=11748, per=41.11%, avg=4446.59, stdev=2876.35 write: io=20,696KiB, bw=977KiB/s, runt= 21687msec slat (msec): min= 0, max= 97, avg= 0.32, stdev= 4.76 clat (msec): min= 0, max= 830, avg=106.00, stdev=144.26 bw (KiB/s) : min= 0, max= 8097, per=49.04%, avg=2344.67, stdev=2376.67 cpu : usr=3.17%, sys=0.12%, ctx=1656 IO depths : 1=0.2%, 2=0.4%, 4=13.8%, 8=85.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.5%, 10=5.9%, 20=18.8%, 50=33.7%, 100=7.3% lat (msec): 250=15.5%, 500=15.8%, 750=1.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5131 read : io=100MiB, bw=3,613KiB/s, runt= 29017msec slat (msec): min= 0, max= 7072, avg=2117.79, stdev=2469.14 clat (msec): min= 0, max= 679, avg=82.52, stdev=101.09 bw (KiB/s) : min= 10, max=12157, per=42.43%, avg=4589.30, stdev=3546.49 write: io=51,192KiB, bw=2,374KiB/s, runt= 22074msec slat (msec): min= 0, max= 50, avg= 0.24, stdev= 2.29 clat (msec): min= 0, max= 1231, avg=103.22, stdev=143.03 bw (KiB/s) : min= 0, max=10048, per=57.68%, avg=2757.53, stdev=2560.12 cpu : usr=3.54%, sys=0.21%, ctx=1748 IO depths : 1=0.1%, 2=1.0%, 4=22.8%, 8=76.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.4%, 4=1.8%, 10=7.9%, 20=21.5%, 50=28.7%, 100=7.4% lat (msec): 250=17.4%, 500=11.8%, 750=0.7%, 1000=0.1%, >=2000=0.1% fio: (groupid=0): err= 0: pid=5132 read : io=100MiB, bw=3,605KiB/s, runt= 29086msec slat (msec): min= 0, max= 6275, avg=1269.44, stdev=1974.48 clat (msec): min= 0, max= 887, avg=97.12, stdev=113.22 bw (KiB/s) : min= 110, max= 9594, per=36.92%, avg=3992.84, stdev=2798.20 write: io=35,568KiB, bw=1,582KiB/s, runt= 23012msec slat (msec): min= 0, max= 92, avg= 0.22, stdev= 3.73 clat (msec): min= 0, max= 862, avg=93.36, stdev=134.86 bw (KiB/s) : min= 0, max= 8858, per=59.76%, avg=2856.90, stdev=2528.99 cpu : usr=3.20%, sys=0.29%, ctx=1861 IO depths : 1=0.2%, 2=0.5%, 4=15.3%, 8=84.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.3%, 4=1.2%, 10=5.9%, 20=18.2%, 50=31.8%, 100=9.0% lat (msec): 250=18.1%, 500=12.4%, 750=0.7%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,815KiB/s, minb=3,605KiB/s, maxb=3,954KiB/s, mint=26515msec, maxt=29086msec WRITE: io=105MiB, aggrb=4,781KiB/s, minb=977KiB/s, maxb=2,374KiB/s, mint=26515msec, maxt=29086msec Disk stats (read/write): sda: ios=4712/1968, merge=1832/400, ticks=488844/210840, in_queue=699680, util=99.39% 2.87user 0.25system 0:29.44elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2404minor)pagefaults 0swaps