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] [ 5468/ 2928 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 3576/ 3020 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 5444/ 2364 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 3468/ 4020 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 5640/ 1224 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 5328/ 776 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 5076/ 1052 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 4696/ 1540 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 4836/ 2832 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 3076/ 4228 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 3096/ 3356 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 3588/ 4916 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 4220/ 1180 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 3312/ 3904 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 6432/ 52 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 6188/ 1344 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 5608/ 504 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 1805/ 3591 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4004/ 2956 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 6464/ 0 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 2272/ 4612 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 1600/ 3480 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 1272/ 4872 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3312/ 356 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 3104/ 744 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 1724/ 928 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 2536/ 628 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 2356/ 268 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 2364/ 868 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 832/ 1660 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 2212/ 0 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 760/ 1060 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 1076/ 1408 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 788/ 920 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 1456/ 1304 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 1180/ 1028 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 1036/ 1008 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 268/ 1776 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 1376/ 600 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 1512/ 600 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 1060/ 1448 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 820/ 1604 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 1268/ 1052 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 980/ 940 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 1572/ 304 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1092/ 728 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 412/ 1792 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 2148/ 740 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 1100/ 1340 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 1980/ 468 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1588/ 564 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 1528/ 740 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 2384/ 0 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 1112/ 536 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1972/ 792 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 604/ 1380 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 548/ 944 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=15003 read : io=45,384KiB, bw=726KiB/s, runt= 64012msec clat (msec): min= 0, max= 802, avg=67.20, stdev=108.00 bw (KiB/s) : min= 6, max= 3490, per=37.81%, avg=974.69, stdev=852.74 write: io=33,012KiB, bw=528KiB/s, runt= 64008msec clat (msec): min= 0, max= 886, avg=57.13, stdev=105.48 bw (KiB/s) : min= 0, max= 3745, per=62.89%, avg=925.08, stdev=1053.89 cpu : usr=0.97%, sys=0.34%, ctx=6766 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=48.6%, 4=0.4%, 10=1.7%, 20=6.8%, 50=7.7%, 100=12.1% lat (msec): 250=15.2%, 500=6.5%, 750=0.4%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15004 read : io=57,440KiB, bw=913KiB/s, runt= 64421msec clat (msec): min= 0, max= 582, avg=47.11, stdev=76.85 bw (KiB/s) : min= 3, max= 5943, per=47.54%, avg=1225.47, stdev=1302.84 write: io=32,732KiB, bw=520KiB/s, runt= 64415msec clat (msec): min= 0, max= 465, avg=49.65, stdev=73.35 bw (KiB/s) : min= 0, max= 3686, per=57.65%, avg=848.09, stdev=855.12 cpu : usr=1.11%, sys=0.29%, ctx=8574 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=46.3%, 4=0.9%, 10=3.7%, 20=7.1%, 50=9.3%, 100=13.7% lat (msec): 250=15.5%, 500=2.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15005 read : io=59,452KiB, bw=944KiB/s, runt= 64446msec clat (msec): min= 0, max= 787, avg=51.95, stdev=86.74 bw (KiB/s) : min= 6, max= 5344, per=47.80%, avg=1232.39, stdev=1293.86 write: io=26,868KiB, bw=426KiB/s, runt= 64441msec clat (msec): min= 0, max= 378, avg=58.31, stdev=82.21 bw (KiB/s) : min= 0, max= 4440, per=51.78%, avg=761.67, stdev=1040.56 cpu : usr=1.04%, sys=0.39%, ctx=8239 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=47.8%, 4=0.6%, 10=2.4%, 20=6.0%, 50=8.7%, 100=12.7% lat (msec): 250=17.8%, 500=3.6%, 750=0.1%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=158MiB, aggrb=2,578KiB/s, minb=726KiB/s, maxb=944KiB/s, mint=64012msec, maxt=64446msec WRITE: io=92,612KiB, aggrb=1,471KiB/s, minb=426KiB/s, maxb=528KiB/s, mint=64012msec, maxt=64446msec Disk stats (read/write): sda: ios=23524/1091, merge=0/22119, ticks=177728/5246752, in_queue=5424480, util=99.85% 2.02user 0.73system 1:04.73elapsed 4%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+64899minor)pagefaults 0swaps