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] [ 4648/ 3076 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 3397/ 3226 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 7623/ 235 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 5766/ 2820 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 8825/ 601 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 162/ 6603 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 4022/ 4360 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 4819/ 1617 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 3624/ 2962 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 3344/ 2564 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 3868/ 3604 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 1556/ 3754 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3120/ 4010 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 1970/ 2247 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 2519/ 3726 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 8074/ 589 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 7371/ 158 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 2820/ 3466 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4668/ 2901 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 3039/ 3149 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 2608/ 2641 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 3970/ 2393 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 2962/ 1389 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3527/ 256 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 2970/ 1284 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 1491/ 824 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 3970/ 808 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 572/ 1450 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 788/ 1219 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 1093/ 1052 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 1361/ 28 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 1775/ 467 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 621/ 1466 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 1484/ 433 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 2222/ 219 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 2672/ 61 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 1430/ 1044 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 1125/ 922 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 1454/ 512 kb/s] [eta 00m:19s] Threads: 3: [mmm] [70.0% done] [ 1133/ 889 kb/s] [eta 00m:18s] Threads: 3: [mmm] [71.7% done] [ 1702/ 467 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 865/ 1015 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 1405/ 414 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 430/ 2121 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 1442/ 918 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 918/ 1381 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1987/ 190 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 1198/ 1369 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 1637/ 381 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 2287/ 130 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 1452/ 431 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 759/ 1678 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 1536/ 386 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 1832/ 520 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 1044/ 1113 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1182/ 1032 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1296/ 731 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 459/ 1231 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: [F_F] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=4165 read : io=43,820KiB, bw=688KiB/s, runt= 65135msec clat (msec): min= 0, max= 691, avg=67.85, stdev=115.77 bw (KiB/s) : min= 4, max= 6867, per=40.13%, avg=940.32, stdev=1153.76 write: io=35,148KiB, bw=552KiB/s, runt= 65130msec clat (msec): min= 0, max= 975, avg=54.79, stdev=102.68 bw (KiB/s) : min= 0, max= 8289, per=66.07%, avg=1059.16, stdev=1488.76 cpu : usr=0.90%, sys=0.39%, ctx=6958 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=51.6%, 4=0.3%, 10=1.4%, 20=5.6%, 50=7.0%, 100=11.6% lat (msec): 250=16.0%, 500=4.9%, 750=1.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4166 read : io=57,328KiB, bw=917KiB/s, runt= 63995msec clat (msec): min= 0, max= 679, avg=52.60, stdev=87.36 bw (KiB/s) : min= 5, max= 6064, per=49.03%, avg=1148.74, stdev=1151.47 write: io=27,184KiB, bw=435KiB/s, runt= 63990msec clat (msec): min= 0, max= 408, avg=61.94, stdev=87.23 bw (KiB/s) : min= 0, max= 3291, per=48.29%, avg=774.13, stdev=885.69 cpu : usr=1.03%, sys=0.35%, ctx=8423 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=43.0%, 4=1.3%, 10=3.6%, 20=7.5%, 50=9.4%, 100=13.9% lat (msec): 250=16.5%, 500=4.3%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4167 read : io=47,996KiB, bw=754KiB/s, runt= 65157msec clat (msec): min= 0, max= 676, avg=50.12, stdev=82.79 bw (KiB/s) : min= 7, max= 4198, per=45.74%, avg=1071.80, stdev=1106.96 write: io=39,700KiB, bw=623KiB/s, runt= 65152msec clat (msec): min= 0, max= 499, avg=50.55, stdev=76.94 bw (KiB/s) : min= 0, max= 4800, per=65.43%, avg=1048.77, stdev=1241.87 cpu : usr=1.02%, sys=0.47%, ctx=8563 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=46.5%, 4=0.8%, 10=3.7%, 20=6.6%, 50=8.4%, 100=14.0% lat (msec): 250=16.0%, 500=3.5%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=146MiB, aggrb=2,343KiB/s, minb=688KiB/s, maxb=917KiB/s, mint=63995msec, maxt=65157msec WRITE: io=100MiB, aggrb=1,603KiB/s, minb=435KiB/s, maxb=623KiB/s, mint=63995msec, maxt=65157msec Disk stats (read/write): sda: ios=23854/1200, merge=0/24351, ticks=178016/6196424, in_queue=6374440, util=99.65% 1.91user 0.89system 1:05.58elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (23853major+40115minor)pagefaults 0swaps