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] [8.1% done] [ 7068/ 5916 kb/s] [eta 00m:34s] Threads: 3: [mmm] [11.1% done] [ 9196/ 2576 kb/s] [eta 00m:32s] Threads: 3: [mmm] [14.3% done] [ 6100/ 8692 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.6% done] [ 4668/ 9340 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.6% done] [ 10348/ 2620 kb/s] [eta 00m:27s] Threads: 3: [mmm] [22.9% done] [ 6356/ 4540 kb/s] [eta 00m:27s] Threads: 3: [mmm] [25.0% done] [ 8884/ 2168 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.0% done] [ 1260/ 9300 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 5256/ 4976 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 8592/ 1596 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 3488/ 7752 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.9% done] [ 5848/ 4496 kb/s] [eta 00m:25s] Threads: 3: [mmm] [38.5% done] [ 9996/ 0 kb/s] [eta 00m:24s] Threads: 3: [mmm] [40.0% done] [ 7592/ 1296 kb/s] [eta 00m:24s] Threads: 3: [mmm] [41.5% done] [ 5576/ 2876 kb/s] [eta 00m:24s] Threads: 3: [mmm] [43.9% done] [ 4562/ 4825 kb/s] [eta 00m:23s] Threads: 3: [mmm] [45.2% done] [ 5832/ 1855 kb/s] [eta 00m:23s] Threads: 3: [mmm] [47.6% done] [ 6218/ 1835 kb/s] [eta 00m:22s] Threads: 3: [mmm] [48.8% done] [ 2520/ 5368 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.2% done] [ 3524/ 3457 kb/s] [eta 00m:21s] Threads: 3: [mmm] [52.3% done] [ 5529/ 1484 kb/s] [eta 00m:21s] Threads: 3: [mmm] [53.3% done] [ 3257/ 2879 kb/s] [eta 00m:21s] Threads: 3: [mmm] [55.6% done] [ 4159/ 2768 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.5% done] [ 5576/ 527 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.0% done] [ 4277/ 2307 kb/s] [eta 00m:22s] Threads: 3: [mmm] [56.9% done] [ 3398/ 3505 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [57.7% done] [ 3710/ 3394 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [57.4% done] [ 13418/ 287 kb/s] [eta 00m:23s] Threads: 3: [Vmm] [58.2% done] [ 16399/ 224 kb/s] [eta 00m:23s] Threads: 2: [_mm] [58.9% done] [ 8562/ 2024 kb/s] [eta 00m:23s] Threads: 2: [_mm] [63.0% done] [ 7794/ 0 kb/s] [eta 00m:20s] Threads: 2: [_Vm] [64.8% done] [ 7219/ 137 kb/s] [eta 00m:19s] Threads: 2: [_Vm] [64.3% done] [ 13631/ 0 kb/s] [eta 00m:20s] Threads: 2: [_Vm] [64.9% done] [ 14426/ 0 kb/s] [eta 00m:20s] Threads: 1: [__V] [67.9% done] [ 9416/ 0 kb/s] [eta 00m:18s] Threads: 1: [__V] [79.6% done] [ 18502/ 0 kb/s] [eta 00m:10s] Threads: 1: [__V] [93.0% done] [ 18861/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=29428 read : io=100MiB, bw=3,225KiB/s, runt= 32506msec clat (msec): min= 0, max= 125, avg=13.29, stdev=13.91 bw (KiB/s) : min= 31, max=18292, per=46.78%, avg=3613.89, stdev=3859.58 write: io=36,560KiB, bw=1,254KiB/s, runt= 29831msec clat (msec): min= 0, max= 81, avg=12.43, stdev=12.67 bw (KiB/s) : min= 0, max= 6017, per=66.19%, avg=2055.73, stdev=1916.33 cpu : usr=2.57%, sys=0.14%, ctx=2340 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=28.6%, 4=6.2%, 10=14.3%, 20=19.8%, 50=29.7%, 100=1.0% lat (msec): 250=0.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29429 read : io=100MiB, bw=2,790KiB/s, runt= 37577msec clat (msec): min= 0, max= 136, avg=14.66, stdev=16.45 bw (KiB/s) : min= 14, max=16367, per=40.44%, avg=3123.85, stdev=3540.49 write: io=34,584KiB, bw=1,012KiB/s, runt= 34971msec clat (msec): min= 0, max= 146, avg=24.98, stdev=24.98 bw (KiB/s) : min= 0, max= 5420, per=57.99%, avg=1801.29, stdev=1879.89 cpu : usr=2.59%, sys=0.19%, ctx=2122 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=17.1%, 4=6.3%, 10=18.0%, 20=21.9%, 50=32.9%, 100=1.8% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29430 read : io=100MiB, bw=2,575KiB/s, runt= 40718msec clat (msec): min= 0, max= 214, avg=17.27, stdev=24.70 bw (KiB/s) : min= 7, max=20987, per=40.08%, avg=3095.82, stdev=4824.56 write: io=44,480KiB, bw=1,195KiB/s, runt= 38108msec clat (msec): min= 0, max= 115, avg=18.18, stdev=14.74 bw (KiB/s) : min= 0, max= 5615, per=78.20%, avg=2428.83, stdev=1997.71 cpu : usr=2.43%, sys=0.14%, ctx=2213 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=20.3%, 4=5.9%, 10=16.0%, 20=22.6%, 50=30.3%, 100=1.6% lat (msec): 250=3.2%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,725KiB/s, minb=2,575KiB/s, maxb=3,225KiB/s, mint=32506msec, maxt=40718msec WRITE: io=113MiB, aggrb=3,106KiB/s, minb=1,012KiB/s, maxb=1,254KiB/s, mint=32506msec, maxt=40718msec Disk stats (read/write): sda: ios=5514/2017, merge=1095/430, ticks=91128/41280, in_queue=132408, util=98.14% 2.81user 0.31system 0:41.37elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1091minor)pagefaults 0swaps