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] [8.6% done] [ 6474/ 6372 kb/s] [eta 00m:32s] Threads: 3: [mmm] [11.4% done] [ 7384/ 6053 kb/s] [eta 00m:31s] Threads: 3: [mmm] [14.3% done] [ 6262/ 8255 kb/s] [eta 00m:30s] Threads: 3: [mmm] [18.2% done] [ 3308/ 10704 kb/s] [eta 00m:27s] Threads: 3: [mmm] [20.6% done] [ 8073/ 3379 kb/s] [eta 00m:27s] Threads: 3: [mmm] [22.9% done] [ 6006/ 5537 kb/s] [eta 00m:27s] Threads: 3: [mmm] [25.7% done] [ 8258/ 2965 kb/s] [eta 00m:26s] Threads: 3: [mmm] [28.6% done] [ 10582/ 827 kb/s] [eta 00m:25s] Threads: 3: [mmm] [30.6% done] [ 4064/ 5517 kb/s] [eta 00m:25s] Threads: 3: [mmm] [32.4% done] [ 5580/ 4600 kb/s] [eta 00m:25s] Threads: 3: [mmm] [35.1% done] [ 3489/ 7876 kb/s] [eta 00m:24s] Threads: 3: [mmm] [36.8% done] [ 6352/ 3142 kb/s] [eta 00m:24s] Threads: 3: [mmm] [39.5% done] [ 4761/ 5651 kb/s] [eta 00m:23s] Threads: 3: [mmm] [41.0% done] [ 4415/ 3851 kb/s] [eta 00m:23s] Threads: 3: [mmm] [43.6% done] [ 3792/ 7175 kb/s] [eta 00m:22s] Threads: 3: [mmm] [46.2% done] [ 3954/ 4509 kb/s] [eta 00m:21s] Threads: 3: [mmm] [47.5% done] [ 4320/ 2158 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.8% done] [ 5147/ 3127 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 4489/ 2430 kb/s] [eta 00m:22s] Threads: 3: [mmm] [52.3% done] [ 4383/ 2934 kb/s] [eta 00m:21s] Threads: 3: [mmm] [53.3% done] [ 6518/ 539 kb/s] [eta 00m:21s] Threads: 3: [mmm] [54.3% done] [ 3517/ 3170 kb/s] [eta 00m:21s] Threads: 3: [mmm] [55.3% done] [ 5813/ 1398 kb/s] [eta 00m:21s] Threads: 3: [mmm] [56.2% done] [ 3737/ 3036 kb/s] [eta 00m:21s] Threads: 3: [mmm] [57.1% done] [ 3792/ 4080 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [58.0% done] [ 10598/ 2784 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [57.7% done] [ 15210/ 437 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [57.4% done] [ 22157/ 303 kb/s] [eta 00m:23s] Threads: 2: [_mm] [58.2% done] [ 12618/ 114 kb/s] [eta 00m:23s] Threads: 2: [_mm] [57.9% done] [ 7101/ 421 kb/s] [eta 00m:24s] Threads: 2: [_Vm] [59.6% done] [ 12933/ 429 kb/s] [eta 00m:23s] Threads: 2: [_Vm] [59.3% done] [ 14582/ 285 kb/s] [eta 00m:24s] Threads: 1: [__m] [62.1% done] [ 10720/ 0 kb/s] [eta 00m:22s] Threads: 1: [__m] [66.1% done] [ 6864/ 0 kb/s] [eta 00m:19s] Threads: 1: [__V] [76.0% done] [ 14972/ 0 kb/s] [eta 00m:12s] Threads: 1: [__V] [88.6% done] [ 18216/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=2594 read : io=100MiB, bw=3,312KiB/s, runt= 31656msec clat (msec): min= 0, max= 112, avg=10.61, stdev=12.54 bw (KiB/s) : min= 14, max=24879, per=58.81%, avg=4625.10, stdev=6284.59 write: io=55,440KiB, bw=1,993KiB/s, runt= 28480msec clat (msec): min= 0, max= 122, avg=13.29, stdev=12.79 bw (KiB/s) : min= 0, max= 7897, per=78.80%, avg=2749.34, stdev=2293.12 cpu : usr=3.25%, sys=0.32%, ctx=2556 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=35.3%, 4=5.6%, 10=11.7%, 20=20.2%, 50=26.4%, 100=0.6% lat (msec): 250=0.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2595 read : io=100MiB, bw=2,909KiB/s, runt= 36034msec clat (msec): min= 0, max= 197, avg=15.34, stdev=18.73 bw (KiB/s) : min= 6, max=13498, per=41.00%, avg=3224.87, stdev=3372.16 write: io=33,492KiB, bw=1,025KiB/s, runt= 33434msec clat (msec): min= 0, max= 126, avg=22.07, stdev=20.82 bw (KiB/s) : min= 0, max= 5855, per=60.06%, avg=2095.67, stdev=1780.38 cpu : usr=2.32%, sys=0.22%, ctx=2032 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=16.4%, 4=6.7%, 10=18.3%, 20=22.8%, 50=32.3%, 100=1.6% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2596 read : io=100MiB, bw=2,621KiB/s, runt= 39993msec clat (msec): min= 0, max= 197, avg=15.78, stdev=22.35 bw (KiB/s) : min= 12, max=19260, per=39.08%, avg=3073.54, stdev=4435.92 write: io=39,400KiB, bw=1,071KiB/s, runt= 37657msec clat (msec): min= 0, max= 131, avg=24.29, stdev=22.54 bw (KiB/s) : min= 0, max= 5731, per=62.55%, avg=2182.25, stdev=2096.14 cpu : usr=2.26%, sys=0.14%, ctx=2154 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=17.7%, 4=8.2%, 10=17.9%, 20=20.4%, 50=30.8%, 100=1.7% lat (msec): 250=3.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,865KiB/s, minb=2,621KiB/s, maxb=3,312KiB/s, mint=31656msec, maxt=39993msec WRITE: io=125MiB, aggrb=3,489KiB/s, minb=1,025KiB/s, maxb=1,993KiB/s, mint=31656msec, maxt=39993msec Disk stats (read/write): sda: ios=5451/2102, merge=810/518, ticks=86208/43844, in_queue=130048, util=98.68% 2.80user 0.32system 0:40.39elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1084minor)pagefaults 0swaps