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] [9.7% done] [ 11511/ 8793 kb/s] [eta 00m:28s] Threads: 3: [mmm] [14.8% done] [ 14157/ 4989 kb/s] [eta 00m:23s] Threads: 3: [mmm] [19.2% done] [ 15859/ 3807 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 14815/ 1678 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 8786/ 9487 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 9715/ 4733 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 8273/ 5717 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 13015/ 1978 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 7671/ 6420 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 9874/ 4526 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 5753/ 7192 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 7700/ 4843 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 9979/ 2625 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9333/ 2275 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 4372/ 6737 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 4022/ 6087 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 5209/ 4209 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 3449/ 5684 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 6200/ 3112 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 4002/ 4713 kb/s] [eta 00m:10s] Threads: 3: [VVV] [69.7% done] [ 17265/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 18952/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 18793/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 18253/ 0 kb/s] [eta 00m:05s] Threads: 2: [_VV] [87.1% done] [ 18391/ 0 kb/s] [eta 00m:04s] Threads: 2: [_VV] [93.3% done] [ 16851/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=23428 read : io=100MiB, bw=3,888KiB/s, runt= 26966msec slat (msec): min= 0, max= 5332, avg=881.27, stdev=1529.95 clat (msec): min= 1, max= 781, avg=95.94, stdev=89.78 bw (KiB/s) : min= 21, max=13105, per=37.77%, avg=4168.33, stdev=2818.07 write: io=28,204KiB, bw=1,335KiB/s, runt= 21624msec slat (msec): min= 0, max= 4, avg= 0.04, stdev= 0.29 clat (msec): min= 0, max= 1043, avg=106.15, stdev=115.40 bw (KiB/s) : min= 0, max= 8816, per=44.78%, avg=2394.86, stdev=2237.50 cpu : usr=3.09%, sys=0.16%, ctx=1776 IO depths : 1=0.1%, 2=0.2%, 4=12.1%, 8=87.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.5%, 10=3.8%, 20=11.9%, 50=22.7%, 100=23.0% lat (msec): 250=29.9%, 500=7.2%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23429 read : io=100MiB, bw=3,678KiB/s, runt= 28505msec slat (msec): min= 0, max= 7428, avg=2119.13, stdev=2680.79 clat (msec): min= 0, max= 726, avg=87.71, stdev=84.17 bw (KiB/s) : min= 14, max= 7916, per=36.88%, avg=4069.73, stdev=2367.94 write: io=42,972KiB, bw=2,084KiB/s, runt= 21112msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.15 clat (msec): min= 0, max= 804, avg=96.34, stdev=105.22 bw (KiB/s) : min= 0, max= 6033, per=49.97%, avg=2672.21, stdev=2098.64 cpu : usr=3.62%, sys=0.24%, ctx=1870 IO depths : 1=0.1%, 2=0.4%, 4=15.7%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=0.8%, 10=5.8%, 20=12.1%, 50=21.7%, 100=23.6% lat (msec): 250=27.9%, 500=5.3%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23430 read : io=100MiB, bw=3,696KiB/s, runt= 28368msec slat (msec): min= 0, max= 6571, avg=1629.90, stdev=2231.41 clat (msec): min= 0, max= 496, avg=85.05, stdev=75.99 bw (KiB/s) : min= 11, max=12124, per=38.92%, avg=4295.02, stdev=2962.44 write: io=43,432KiB, bw=2,026KiB/s, runt= 21944msec slat (msec): min= 0, max= 12, avg= 0.12, stdev= 0.82 clat (msec): min= 0, max= 957, avg=107.07, stdev=137.63 bw (KiB/s) : min= 0, max= 8765, per=50.94%, avg=2724.22, stdev=2308.87 cpu : usr=3.69%, sys=0.18%, ctx=1905 IO depths : 1=0.2%, 2=0.5%, 4=16.6%, 8=82.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.9%, 4=0.4%, 10=4.6%, 20=11.4%, 50=24.2%, 100=23.7% lat (msec): 250=27.5%, 500=5.4%, 750=0.5%, 1000=0.4%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,035KiB/s, minb=3,678KiB/s, maxb=3,888KiB/s, mint=26966msec, maxt=28505msec WRITE: io=112MiB, aggrb=5,348KiB/s, minb=1,335KiB/s, maxb=2,084KiB/s, mint=26966msec, maxt=28505msec Disk stats (read/write): sda: ios=4921/2150, merge=1656/480, ticks=452816/234216, in_queue=687032, util=99.52% 2.95user 0.18system 0:28.74elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2423minor)pagefaults 0swaps