fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=mmap, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [5.0% done] [ 4944/ 3920 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 3140/ 4360 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 2532/ 5464 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 5368/ 844 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 4244/ 2612 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 2604/ 5948 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 5220/ 1668 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 7300/ 1184 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 1984/ 2440 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 3800/ 3916 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 7172/ 168 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 6980/ 896 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3512/ 2032 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 3896/ 2060 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 4860/ 636 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 3640/ 4084 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 4932/ 2108 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3456/ 4216 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 2196/ 4668 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 2160/ 6044 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4096/ 2048 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 3628/ 2916 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 2092/ 2784 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 1184/ 1656 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 1424/ 1428 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 1704/ 760 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 532/ 1760 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 560/ 964 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 812/ 1212 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1316/ 896 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 1376/ 380 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 2064/ 292 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 1788/ 784 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 1956/ 332 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 1760/ 724 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 1616/ 536 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 896/ 1112 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 1636/ 192 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 672/ 1116 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 1156/ 712 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 980/ 1520 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 956/ 1120 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 1344/ 1000 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 344/ 1560 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 2052/ 420 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1012/ 1328 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 1052/ 748 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 128/ 2148 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 1532/ 840 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 1916/ 176 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1844/ 32 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 1840/ 840 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 1200/ 504 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 1536/ 808 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1392/ 612 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 2740/ 0 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 608/ 912 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=12548 read : io=38,984KiB, bw=613KiB/s, runt= 65064msec clat (msec): min= 0, max= 627, avg=71.41, stdev=110.02 bw (KiB/s) : min= 2, max= 5176, per=42.83%, avg=977.32, stdev=1040.69 write: io=35,320KiB, bw=555KiB/s, runt= 65059msec clat (msec): min= 0, max= 579, avg=62.49, stdev=103.23 bw (KiB/s) : min= 0, max= 6373, per=57.39%, avg=915.90, stdev=1252.21 cpu : usr=0.78%, sys=0.46%, ctx=8015 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=44.2%, 4=0.7%, 10=2.5%, 20=7.0%, 50=9.1%, 100=11.9% lat (msec): 250=16.5%, 500=7.2%, 750=0.6%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12549 read : io=51,736KiB, bw=814KiB/s, runt= 65042msec clat (msec): min= 0, max= 553, avg=51.50, stdev=81.27 bw (KiB/s) : min= 4, max= 5010, per=47.92%, avg=1093.60, stdev=1150.78 write: io=35,092KiB, bw=552KiB/s, runt= 65037msec clat (msec): min= 0, max= 441, avg=51.81, stdev=79.42 bw (KiB/s) : min= 0, max= 4523, per=53.65%, avg=856.33, stdev=1032.47 cpu : usr=1.03%, sys=0.35%, ctx=8081 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=47.0%, 4=1.0%, 10=2.6%, 20=5.9%, 50=9.0%, 100=13.6% lat (msec): 250=17.2%, 500=3.0%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12550 read : io=54,308KiB, bw=866KiB/s, runt= 64197msec clat (msec): min= 0, max= 582, avg=50.67, stdev=87.23 bw (KiB/s) : min= 5, max= 6144, per=50.25%, avg=1146.80, stdev=1214.33 write: io=31,036KiB, bw=495KiB/s, runt= 64192msec clat (msec): min= 0, max= 420, avg=58.77, stdev=84.53 bw (KiB/s) : min= 0, max= 3391, per=54.51%, avg=869.95, stdev=951.16 cpu : usr=1.00%, sys=0.39%, ctx=8104 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=48.4%, 4=0.6%, 10=2.3%, 20=6.4%, 50=8.9%, 100=12.3% lat (msec): 250=16.4%, 500=4.1%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=142MiB, aggrb=2,282KiB/s, minb=613KiB/s, maxb=866KiB/s, mint=64197msec, maxt=65064msec WRITE: io=99MiB, aggrb=1,596KiB/s, minb=495KiB/s, maxb=555KiB/s, mint=64197msec, maxt=65064msec Disk stats (read/write): sda: ios=24116/1200, merge=0/24218, ticks=177792/6038212, in_queue=6216004, util=99.64% 1.82user 0.84system 1:05.44elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (24116major+38679minor)pagefaults 0swaps