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] [ 6004/ 104 kb/s] [eta 00m:57s] Threads: 3: [mmm] [6.7% done] [ 5912/ 544 kb/s] [eta 00m:56s] Threads: 3: [mmm] [8.3% done] [ 5728/ 300 kb/s] [eta 00m:55s] Threads: 3: [mmm] [10.0% done] [ 4700/ 1024 kb/s] [eta 00m:54s] Threads: 3: [mmm] [11.7% done] [ 4292/ 732 kb/s] [eta 00m:53s] Threads: 3: [mmm] [13.3% done] [ 6108/ 112 kb/s] [eta 00m:52s] Threads: 3: [mmm] [15.0% done] [ 4976/ 968 kb/s] [eta 00m:51s] Threads: 3: [mmm] [16.7% done] [ 5040/ 80 kb/s] [eta 00m:50s] Threads: 3: [mmm] [18.3% done] [ 5104/ 1152 kb/s] [eta 00m:49s] Threads: 3: [mmm] [20.0% done] [ 4584/ 1016 kb/s] [eta 00m:48s] Threads: 3: [mmm] [21.7% done] [ 5164/ 972 kb/s] [eta 00m:47s] Threads: 3: [mmm] [23.3% done] [ 3964/ 1460 kb/s] [eta 00m:46s] Threads: 3: [mmm] [25.0% done] [ 4200/ 688 kb/s] [eta 00m:45s] Threads: 3: [mmm] [26.7% done] [ 5800/ 424 kb/s] [eta 00m:44s] Threads: 3: [mmm] [28.3% done] [ 4344/ 508 kb/s] [eta 00m:43s] Threads: 3: [mmm] [30.0% done] [ 5224/ 192 kb/s] [eta 00m:42s] Threads: 3: [mmm] [31.7% done] [ 4432/ 612 kb/s] [eta 00m:41s] Threads: 3: [mmm] [33.3% done] [ 4840/ 348 kb/s] [eta 00m:40s] Threads: 3: [mmm] [35.0% done] [ 4316/ 220 kb/s] [eta 00m:39s] Threads: 3: [mmm] [36.7% done] [ 4008/ 408 kb/s] [eta 00m:38s] Threads: 3: [mmm] [38.3% done] [ 4644/ 300 kb/s] [eta 00m:37s] Threads: 3: [mmm] [40.0% done] [ 4872/ 568 kb/s] [eta 00m:36s] Threads: 3: [mmm] [41.7% done] [ 4904/ 276 kb/s] [eta 00m:35s] Threads: 3: [mmm] [43.3% done] [ 4268/ 100 kb/s] [eta 00m:34s] Threads: 3: [mmm] [45.0% done] [ 4504/ 200 kb/s] [eta 00m:33s] Threads: 3: [mmm] [46.7% done] [ 4668/ 296 kb/s] [eta 00m:32s] Threads: 3: [mmm] [48.3% done] [ 3780/ 784 kb/s] [eta 00m:31s] Threads: 3: [mmm] [50.0% done] [ 4440/ 460 kb/s] [eta 00m:30s] Threads: 3: [mmm] [51.7% done] [ 4492/ 408 kb/s] [eta 00m:29s] Threads: 3: [mmm] [53.3% done] [ 3828/ 1084 kb/s] [eta 00m:28s] Threads: 3: [mmm] [55.0% done] [ 3724/ 672 kb/s] [eta 00m:27s] Threads: 3: [mmm] [56.7% done] [ 4600/ 284 kb/s] [eta 00m:26s] Threads: 3: [mmm] [60.0% done] [ 4290/ 98 kb/s] [eta 00m:24s] Threads: 3: [mmm] [61.7% done] [ 4726/ 0 kb/s] [eta 00m:23s] Threads: 3: [mmm] [63.3% done] [ 4788/ 0 kb/s] [eta 00m:22s] Threads: 3: [mmm] [65.0% done] [ 4464/ 304 kb/s] [eta 00m:21s] Threads: 3: [mmm] [66.7% done] [ 3236/ 356 kb/s] [eta 00m:20s] Threads: 3: [mmm] [80.0% done] [ 3322/ 426 kb/s] [eta 00m:12s] Threads: 3: [mmm] [81.7% done] [ 2040/ 1136 kb/s] [eta 00m:11s] Threads: 3: [mmm] [83.3% done] [ 3188/ 308 kb/s] [eta 00m:10s] Threads: 3: [mmm] [85.0% done] [ 3980/ 340 kb/s] [eta 00m:09s] Threads: 3: [mmm] [86.7% done] [ 3560/ 264 kb/s] [eta 00m:08s] Threads: 3: [mmm] [88.3% done] [ 4200/ 192 kb/s] [eta 00m:07s] Threads: 3: [mmm] [90.0% done] [ 3375/ 192 kb/s] [eta 00m:06s] Threads: 3: [mmm] [91.7% done] [ 3744/ 136 kb/s] [eta 00m:05s] Threads: 3: [mmm] [93.3% done] [ 2540/ 800 kb/s] [eta 00m:04s] Threads: 3: [mmm] [95.0% done] [ 3484/ 196 kb/s] [eta 00m:03s] Threads: 3: [mmm] [96.7% done] [ 2580/ 720 kb/s] [eta 00m:02s] Threads: 3: [mmm] [98.3% done] [ 4100/ 212 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=9966 read : io=85,624KiB, bw=1,460KiB/s, runt= 60033msec clat (msec): min= 0, max= 291, avg=28.69, stdev=48.08 bw (KiB/s) : min= 11, max= 5687, per=46.22%, avg=1962.99, stdev=1387.14 write: io=8,308KiB, bw=141KiB/s, runt= 60033msec clat (msec): min= 5, max= 462, avg=192.33, stdev=126.59 bw (KiB/s) : min= 0, max= 408, per=40.42%, avg=186.72, stdev=128.16 cpu : usr=1.18%, sys=0.88%, ctx=23661 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=7.3%, 4=4.3%, 10=17.1%, 20=39.0%, 50=12.9%, 100=4.1% lat (msec): 250=11.8%, 500=3.2%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=9967 read : io=77,756KiB, bw=1,326KiB/s, runt= 60011msec clat (msec): min= 0, max= 1181, avg=34.29, stdev=64.37 bw (KiB/s) : min= 1, max= 4848, per=40.25%, avg=1709.51, stdev=1187.31 write: io=10,056KiB, bw=171KiB/s, runt= 60011msec clat (msec): min= 16, max= 468, avg=191.96, stdev=115.54 bw (KiB/s) : min= 0, max= 836, per=51.76%, avg=239.14, stdev=198.71 cpu : usr=1.18%, sys=0.68%, ctx=22134 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=3.7%, 10=14.5%, 20=39.5%, 50=14.7%, 100=4.0% lat (msec): 250=15.7%, 500=3.3%, 750=0.0%, 1000=0.0%, >=2000=0.1% fio: (groupid=0): err= 0: pid=9968 read : io=85,684KiB, bw=1,461KiB/s, runt= 60050msec clat (msec): min= 0, max= 280, avg=30.33, stdev=50.96 bw (KiB/s) : min= 11, max= 4681, per=45.33%, avg=1925.37, stdev=1234.90 write: io=8,760KiB, bw=149KiB/s, runt= 60050msec clat (msec): min= 8, max= 903, avg=176.69, stdev=124.73 bw (KiB/s) : min= 0, max= 794, per=51.64%, avg=238.59, stdev=212.30 cpu : usr=1.23%, sys=0.83%, ctx=23761 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=4.2%, 10=17.5%, 20=37.8%, 50=11.9%, 100=3.6% lat (msec): 250=13.6%, 500=2.8%, 750=0.0%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=243MiB, aggrb=4,247KiB/s, minb=1,326KiB/s, maxb=1,461KiB/s, mint=60011msec, maxt=60050msec WRITE: io=27,124KiB, aggrb=462KiB/s, minb=141KiB/s, maxb=171KiB/s, mint=60011msec, maxt=60050msec Disk stats (read/write): sda: ios=69047/536, merge=0/6325, ticks=140400/45756, in_queue=186140, util=99.68% 2.15user 1.56system 1:00.45elapsed 6%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (69045major+1115minor)pagefaults 0swaps