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] [ 6296/ 540 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 4952/ 996 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 1188/ 2940 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 4464/ 1360 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 5448/ 172 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 5356/ 808 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 4848/ 744 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 2928/ 1992 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 5584/ 212 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 4104/ 1588 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 4560/ 400 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 5564/ 232 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 3940/ 920 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 4416/ 204 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 4160/ 556 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 5292/ 556 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 1644/ 2372 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 3592/ 620 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4412/ 524 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 4920/ 256 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4400/ 336 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 4344/ 1444 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 3904/ 228 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 3444/ 980 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 4336/ 628 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 4380/ 24 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 4816/ 0 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 4316/ 768 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 4108/ 152 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 4460/ 312 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 3036/ 820 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 3628/ 16 kb/s] [eta 00m:26s] Threads: 3: [mmm] [58.3% done] [ 1856/ 1568 kb/s] [eta 00m:25s] Threads: 3: [mmm] [60.0% done] [ 4524/ 120 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 3568/ 236 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 3488/ 624 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 1956/ 1696 kb/s] [eta 00m:21s] Threads: 3: [mmm] [80.0% done] [ 3434/ 565 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 4564/ 132 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 1536/ 1560 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 3088/ 540 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 2568/ 672 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 3556/ 160 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 3904/ 56 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 3868/ 76 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 3040/ 84 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 3184/ 396 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 3928/ 48 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 1552/ 1016 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=17013 read : io=65,420KiB, bw=1,115KiB/s, runt= 60027msec clat (msec): min= 0, max= 1114, avg=35.23, stdev=63.87 bw (KiB/s) : min= 17, max= 3778, per=43.30%, avg=1651.74, stdev=1118.20 write: io=14,908KiB, bw=254KiB/s, runt= 60027msec clat (msec): min= 30, max= 504, avg=161.18, stdev=115.77 bw (KiB/s) : min= 0, max= 1391, per=53.39%, avg=369.43, stdev=381.23 cpu : usr=0.91%, sys=0.74%, ctx=20328 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=1.6%, 4=3.7%, 10=14.1%, 20=37.7%, 50=14.9%, 100=7.0% lat (msec): 250=17.7%, 500=2.7%, 750=0.1%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=17014 read : io=76,172KiB, bw=1,299KiB/s, runt= 60014msec clat (msec): min= 0, max= 263, avg=31.66, stdev=49.74 bw (KiB/s) : min= 1, max= 5112, per=47.86%, avg=1825.79, stdev=1256.87 write: io=13,268KiB, bw=226KiB/s, runt= 60014msec clat (msec): min= 4, max= 604, avg=158.40, stdev=116.20 bw (KiB/s) : min= 0, max= 1617, per=51.75%, avg=358.12, stdev=369.43 cpu : usr=1.25%, sys=0.75%, ctx=22593 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=4.8%, 4=3.2%, 10=15.6%, 20=38.2%, 50=12.7%, 100=7.5% lat (msec): 250=15.3%, 500=2.3%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17015 read : io=82,044KiB, bw=1,399KiB/s, runt= 60023msec clat (msec): min= 0, max= 276, avg=29.09, stdev=48.71 bw (KiB/s) : min= 26, max= 5011, per=46.91%, avg=1789.52, stdev=1169.96 write: io=12,444KiB, bw=212KiB/s, runt= 60023msec clat (msec): min= 19, max= 465, avg=145.47, stdev=109.47 bw (KiB/s) : min= 0, max= 1548, per=43.00%, avg=297.57, stdev=302.75 cpu : usr=1.22%, sys=0.83%, ctx=23874 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=8.3%, 4=3.6%, 10=17.1%, 20=36.2%, 50=13.4%, 100=6.3% lat (msec): 250=12.8%, 500=2.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=218MiB, aggrb=3,815KiB/s, minb=1,115KiB/s, maxb=1,399KiB/s, mint=60014msec, maxt=60027msec WRITE: io=40,620KiB, aggrb=692KiB/s, minb=212KiB/s, maxb=254KiB/s, mint=60014msec, maxt=60027msec Disk stats (read/write): sda: ios=66064/723, merge=0/9510, ticks=137092/48724, in_queue=185808, util=95.51% 2.04user 1.43system 1:03.10elapsed 5%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (66063major+1128minor)pagefaults 0swaps