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] [ 1777/ 1920 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 816/ 2260 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 1815/ 1722 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 3080/ 288 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 2144/ 712 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 2892/ 1196 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 3328/ 396 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 2792/ 0 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 1680/ 500 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 1068/ 2120 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 1912/ 672 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 3780/ 436 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3468/ 776 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 3216/ 808 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 2816/ 40 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 2420/ 616 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 3288/ 268 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3248/ 860 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 1148/ 1548 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 3004/ 344 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 1544/ 944 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 2188/ 660 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 2332/ 1328 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3104/ 188 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 2716/ 416 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 2136/ 500 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 4532/ 360 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 1520/ 1232 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 3212/ 328 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 3425/ 469 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 1712/ 680 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 2840/ 248 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 2204/ 828 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 2804/ 368 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 2656/ 228 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 2152/ 1128 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 1392/ 844 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 1180/ 700 kb/s] [eta 00m:20s] Threads: 3: [mmm] [68.3% done] [ 2364/ 304 kb/s] [eta 00m:19s] Threads: 3: [mmm] [70.0% done] [ 2712/ 916 kb/s] [eta 00m:18s] Threads: 3: [mmm] [73.3% done] [ 2504/ 760 kb/s] [eta 00m:16s] Threads: 3: [mmm] [75.0% done] [ 2578/ 413 kb/s] [eta 00m:15s] Threads: 3: [mmm] [76.7% done] [ 1244/ 1220 kb/s] [eta 00m:14s] Threads: 3: [mmm] [78.3% done] [ 2872/ 284 kb/s] [eta 00m:13s] Threads: 3: [mmm] [80.0% done] [ 1360/ 1352 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 1072/ 1244 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 3524/ 140 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 1188/ 1548 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 2112/ 136 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 2924/ 204 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 1824/ 60 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 1444/ 624 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3688/ 136 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 1900/ 176 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 1088/ 984 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1024/ 1028 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=1741 read : io=48,168KiB, bw=821KiB/s, runt= 60027msec clat (msec): min= 1, max= 621, avg=85.75, stdev=93.35 bw (KiB/s) : min= 1, max= 2961, per=41.67%, avg=947.96, stdev=689.62 write: io=11,908KiB, bw=203KiB/s, runt= 60027msec clat (msec): min= 8, max= 572, avg=149.63, stdev=113.58 bw (KiB/s) : min= 0, max= 1638, per=47.07%, avg=351.64, stdev=380.90 cpu : usr=0.73%, sys=0.57%, ctx=15184 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=0.7%, 4=1.2%, 10=6.6%, 20=15.7%, 50=18.9%, 100=18.5% lat (msec): 250=30.6%, 500=6.9%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1742 read : io=39,388KiB, bw=671KiB/s, runt= 60022msec clat (msec): min= 2, max= 472, avg=85.04, stdev=84.90 bw (KiB/s) : min= 7, max= 2852, per=39.78%, avg=905.10, stdev=730.34 write: io=16,468KiB, bw=280KiB/s, runt= 60022msec clat (msec): min= 27, max= 584, avg=169.94, stdev=103.38 bw (KiB/s) : min= 0, max= 1600, per=55.67%, avg=415.86, stdev=350.76 cpu : usr=0.72%, sys=0.45%, ctx=14180 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=0.0%, 4=0.7%, 10=3.5%, 20=14.2%, 50=16.9%, 100=20.8% lat (msec): 250=34.1%, 500=9.0%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1743 read : io=45,900KiB, bw=782KiB/s, runt= 60048msec clat (msec): min= 1, max= 475, avg=76.36, stdev=82.16 bw (KiB/s) : min= 16, max= 3284, per=43.88%, avg=998.28, stdev=711.63 write: io=15,464KiB, bw=263KiB/s, runt= 60048msec clat (msec): min= 11, max= 929, avg=166.42, stdev=129.59 bw (KiB/s) : min= 0, max= 1519, per=55.97%, avg=418.12, stdev=354.11 cpu : usr=0.83%, sys=0.50%, ctx=15549 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=0.3%, 4=0.3%, 10=6.5%, 20=18.6%, 50=15.5%, 100=20.9% lat (msec): 250=29.6%, 500=7.0%, 750=0.5%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=130MiB, aggrb=2,275KiB/s, minb=671KiB/s, maxb=821KiB/s, mint=60022msec, maxt=60048msec WRITE: io=43,840KiB, aggrb=747KiB/s, minb=203KiB/s, maxb=280KiB/s, mint=60022msec, maxt=60048msec Disk stats (read/write): sda: ios=44324/624, merge=0/10409, ticks=151984/41052, in_queue=193028, util=99.71% 1.38user 0.98system 1:00.40elapsed 3%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (44324major+1149minor)pagefaults 0swaps