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] [ 4040/ 8136 kb/s] [eta 00m:32s] Threads: 3: [mmm] [11.8% done] [ 8332/ 4208 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.3% done] [ 10284/ 2388 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.6% done] [ 9600/ 3592 kb/s] [eta 00m:28s] Threads: 3: [mmm] [20.0% done] [ 10456/ 1844 kb/s] [eta 00m:28s] Threads: 3: [mmm] [22.2% done] [ 8508/ 2138 kb/s] [eta 00m:28s] Threads: 3: [mmm] [24.3% done] [ 6164/ 5228 kb/s] [eta 00m:28s] Threads: 3: [mmm] [27.0% done] [ 3816/ 7736 kb/s] [eta 00m:27s] Threads: 3: [mmm] [28.9% done] [ 5504/ 4216 kb/s] [eta 00m:27s] Threads: 3: [mmm] [30.8% done] [ 3860/ 5472 kb/s] [eta 00m:27s] Threads: 3: [mmm] [33.3% done] [ 9488/ 80 kb/s] [eta 00m:26s] Threads: 3: [mmm] [35.0% done] [ 8344/ 0 kb/s] [eta 00m:26s] Threads: 3: [mmm] [36.6% done] [ 6724/ 3412 kb/s] [eta 00m:26s] Threads: 3: [mmm] [39.0% done] [ 8572/ 1920 kb/s] [eta 00m:25s] Threads: 3: [mmm] [41.5% done] [ 3580/ 5632 kb/s] [eta 00m:24s] Threads: 3: [mmm] [42.9% done] [ 6420/ 2452 kb/s] [eta 00m:24s] Threads: 3: [mmm] [45.2% done] [ 4752/ 3516 kb/s] [eta 00m:23s] Threads: 3: [mmm] [46.5% done] [ 4812/ 2756 kb/s] [eta 00m:23s] Threads: 3: [mmm] [48.8% done] [ 4876/ 3560 kb/s] [eta 00m:22s] Threads: 3: [mmm] [50.0% done] [ 100/ 8344 kb/s] [eta 00m:22s] Threads: 3: [mmm] [51.1% done] [ 2644/ 4216 kb/s] [eta 00m:22s] Threads: 3: [mmm] [53.3% done] [ 4064/ 3176 kb/s] [eta 00m:21s] Threads: 3: [mmm] [55.6% done] [ 3256/ 2868 kb/s] [eta 00m:20s] Threads: 3: [mmm] [56.5% done] [ 3732/ 3344 kb/s] [eta 00m:20s] Threads: 3: [mmm] [57.4% done] [ 4784/ 1564 kb/s] [eta 00m:20s] Threads: 3: [mmm] [58.3% done] [ 5236/ 2300 kb/s] [eta 00m:20s] Threads: 3: [mmm] [58.0% done] [ 6488/ 964 kb/s] [eta 00m:21s] Threads: 3: [Vmm] [57.7% done] [ 11068/ 0 kb/s] [eta 00m:22s] Threads: 3: [Vmm] [58.5% done] [ 13672/ 432 kb/s] [eta 00m:22s] Threads: 2: [_mm] [59.3% done] [ 11056/ 1544 kb/s] [eta 00m:22s] Threads: 2: [_mm] [64.2% done] [ 3776/ 4480 kb/s] [eta 00m:19s] Threads: 2: [_Vm] [64.8% done] [ 2548/ 4856 kb/s] [eta 00m:19s] Threads: 2: [_Vm] [66.7% done] [ 15164/ 1608 kb/s] [eta 00m:18s] Threads: 2: [_VV] [67.3% done] [ 11796/ 0 kb/s] [eta 00m:18s] Threads: 2: [_VV] [73.1% done] [ 16504/ 0 kb/s] [eta 00m:14s] Threads: 2: [_VV] [79.6% done] [ 17648/ 0 kb/s] [eta 00m:10s] Threads: 1: [__V] [88.9% done] [ 18924/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=5529 read : io=100MiB, bw=3,214KiB/s, runt= 32617msec clat (msec): min= 0, max= 128, avg=13.67, stdev=14.41 bw (KiB/s) : min= 272, max=13510, per=48.40%, avg=3749.71, stdev=3018.78 write: io=31,652KiB, bw=1,084KiB/s, runt= 29894msec clat (msec): min= 0, max= 77, avg=17.75, stdev=12.46 bw (KiB/s) : min= 0, max= 4461, per=60.73%, avg=2064.86, stdev=1514.00 cpu : usr=2.69%, sys=0.26%, ctx=2111 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=19.7%, 4=7.7%, 10=17.5%, 20=19.7%, 50=34.1%, 100=0.9% lat (msec): 250=0.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5530 read : io=100MiB, bw=2,669KiB/s, runt= 39275msec clat (msec): min= 0, max= 230, avg=15.50, stdev=23.51 bw (KiB/s) : min= 23, max=15099, per=39.19%, avg=3036.41, stdev=3397.76 write: io=46,060KiB, bw=1,366KiB/s, runt= 34519msec clat (msec): min= 0, max= 134, avg=12.97, stdev=16.02 bw (KiB/s) : min= 0, max= 7244, per=67.65%, avg=2300.20, stdev=2142.54 cpu : usr=2.69%, sys=0.16%, ctx=2539 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=35.4%, 4=4.7%, 10=11.2%, 20=17.4%, 50=27.6%, 100=1.5% lat (msec): 250=2.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5531 read : io=100MiB, bw=2,582KiB/s, runt= 40596msec clat (msec): min= 0, max= 187, avg=15.45, stdev=21.85 bw (KiB/s) : min= 4, max=18104, per=37.19%, avg=2881.11, stdev=3472.46 write: io=43,344KiB, bw=1,217KiB/s, runt= 36456msec clat (msec): min= 0, max= 131, avg=18.72, stdev=22.25 bw (KiB/s) : min= 0, max= 6050, per=47.14%, avg=1602.64, stdev=1563.08 cpu : usr=2.40%, sys=0.23%, ctx=2342 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=27.7%, 4=5.6%, 10=13.7%, 20=18.5%, 50=30.1%, 100=1.5% lat (msec): 250=2.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=7,748KiB/s, minb=2,582KiB/s, maxb=3,214KiB/s, mint=32617msec, maxt=40596msec WRITE: io=118MiB, aggrb=3,400KiB/s, minb=1,084KiB/s, maxb=1,366KiB/s, mint=32617msec, maxt=40596msec Disk stats (read/write): sda: ios=5514/2372, merge=1188/407, ticks=100532/42064, in_queue=142596, util=99.14% 2.93user 0.34system 0:41.01elapsed 7%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1091minor)pagefaults 0swaps