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] [ 5464/ 108 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 5424/ 1056 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 5836/ 204 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 3784/ 1608 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 6148/ 168 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 5468/ 124 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 5916/ 0 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 5648/ 0 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 5820/ 356 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 4776/ 804 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 5712/ 408 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 5012/ 804 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 5332/ 0 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 5268/ 340 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 5416/ 0 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 4140/ 88 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 5024/ 836 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3988/ 384 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 3160/ 1528 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 4628/ 184 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4520/ 484 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 3848/ 624 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 4128/ 56 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 4344/ 176 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 4364/ 432 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 3420/ 940 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 4056/ 316 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 4008/ 484 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 3888/ 44 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 4196/ 96 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 3488/ 564 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 2496/ 1180 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 2244/ 1384 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 3644/ 664 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 3384/ 628 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 3744/ 468 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 3696/ 240 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 3524/ 0 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 3420/ 864 kb/s] [eta 00m:19s] Threads: 3: [mmm] [71.7% done] [ 3848/ 84 kb/s] [eta 00m:17s] Threads: 3: [mmm] [73.3% done] [ 2988/ 656 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 3416/ 744 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 3916/ 48 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 4132/ 324 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 2376/ 736 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 3096/ 304 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 3284/ 440 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 3188/ 160 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 2368/ 748 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 4160/ 64 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 3820/ 36 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 2828/ 420 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3736/ 348 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 3672/ 20 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 3491/ 376 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 2340/ 568 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=15214 read : io=80,224KiB, bw=1,368KiB/s, runt= 60030msec clat (msec): min= 0, max= 316, avg=33.73, stdev=55.15 bw (KiB/s) : min= 7, max= 4087, per=43.30%, avg=1789.96, stdev=1039.08 write: io=8,848KiB, bw=150KiB/s, runt= 60030msec clat (msec): min= 17, max= 475, avg=180.42, stdev=113.51 bw (KiB/s) : min= 0, max= 935, per=49.89%, avg=224.50, stdev=197.98 cpu : usr=1.07%, sys=0.77%, ctx=22458 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=4.4%, 4=3.9%, 10=17.0%, 20=40.0%, 50=11.9%, 100=3.9% lat (msec): 250=15.7%, 500=2.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15215 read : io=83,780KiB, bw=1,429KiB/s, runt= 60002msec clat (msec): min= 0, max= 329, avg=31.61, stdev=52.38 bw (KiB/s) : min= 6, max= 5321, per=43.40%, avg=1794.19, stdev=1177.15 write: io=8,268KiB, bw=141KiB/s, runt= 60002msec clat (msec): min= 4, max= 468, avg=174.75, stdev=109.56 bw (KiB/s) : min= 0, max= 964, per=49.19%, avg=221.36, stdev=224.21 cpu : usr=1.22%, sys=0.70%, ctx=23190 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=6.1%, 4=4.0%, 10=16.5%, 20=39.7%, 50=11.7%, 100=4.6% lat (msec): 250=14.9%, 500=2.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15216 read : io=78,356KiB, bw=1,337KiB/s, runt= 60007msec clat (msec): min= 0, max= 358, avg=33.60, stdev=56.25 bw (KiB/s) : min= 10, max= 5089, per=42.43%, avg=1753.97, stdev=1121.12 write: io=9,300KiB, bw=158KiB/s, runt= 60007msec clat (msec): min= 21, max= 459, avg=179.22, stdev=105.86 bw (KiB/s) : min= 0, max= 1125, per=61.57%, avg=277.04, stdev=267.01 cpu : usr=1.04%, sys=0.67%, ctx=22086 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=4.3%, 4=3.9%, 10=17.8%, 20=40.3%, 50=11.2%, 100=3.6% lat (msec): 250=15.4%, 500=3.3%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=237MiB, aggrb=4,134KiB/s, minb=1,337KiB/s, maxb=1,429KiB/s, mint=60002msec, maxt=60030msec WRITE: io=26,416KiB, aggrb=450KiB/s, minb=141KiB/s, maxb=158KiB/s, mint=60002msec, maxt=60030msec Disk stats (read/write): sda: ios=67194/568, merge=0/6108, ticks=141728/72520, in_queue=214240, util=99.19% 2.00user 1.42system 1:00.74elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (67193major+1146minor)pagefaults 0swaps