fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [7.3% done] [ 4960/ 11756 kb/s] [eta 00m:38s] Threads: 3: [mmm] [10.0% done] [ 11916/ 4492 kb/s] [eta 00m:36s] Threads: 3: [mmm] [13.9% done] [ 7560/ 7752 kb/s] [eta 00m:31s] Threads: 3: [mmm] [16.2% done] [ 7944/ 5624 kb/s] [eta 00m:31s] Threads: 3: [mmm] [19.4% done] [ 1536/ 13012 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.6% done] [ 4868/ 8208 kb/s] [eta 00m:29s] Threads: 3: [mmm] [25.0% done] [ 3208/ 12044 kb/s] [eta 00m:27s] Threads: 3: [mmm] [27.8% done] [ 1564/ 11064 kb/s] [eta 00m:26s] Threads: 3: [mmm] [29.7% done] [ 7640/ 4344 kb/s] [eta 00m:26s] Threads: 3: [mmm] [33.3% done] [ 6224/ 6732 kb/s] [eta 00m:24s] Threads: 3: [mmm] [36.1% done] [ 7168/ 3956 kb/s] [eta 00m:23s] Threads: 3: [mmm] [38.9% done] [ 5172/ 6208 kb/s] [eta 00m:22s] Threads: 3: [mmm] [41.7% done] [ 2544/ 8184 kb/s] [eta 00m:21s] Threads: 3: [mmm] [43.2% done] [ 6324/ 3852 kb/s] [eta 00m:21s] Threads: 3: [mmm] [44.7% done] [ 6344/ 3632 kb/s] [eta 00m:21s] Threads: 3: [mmm] [46.2% done] [ 6348/ 3392 kb/s] [eta 00m:21s] Threads: 3: [mmm] [48.7% done] [ 3160/ 5360 kb/s] [eta 00m:20s] Threads: 3: [mmm] [50.0% done] [ 6512/ 1032 kb/s] [eta 00m:20s] Threads: 3: [mmm] [52.5% done] [ 5360/ 2264 kb/s] [eta 00m:19s] Threads: 3: [mmm] [55.0% done] [ 2016/ 7136 kb/s] [eta 00m:18s] Threads: 3: [mmm] [56.1% done] [ 3752/ 4524 kb/s] [eta 00m:18s] Threads: 3: [mmV] [55.8% done] [ 344/ 6792 kb/s] [eta 00m:19s] Threads: 3: [mVV] [56.8% done] [ 11112/ 76 kb/s] [eta 00m:19s] Threads: 3: [mVV] [56.5% done] [ 20004/ 148 kb/s] [eta 00m:20s] Threads: 3: [mVV] [56.2% done] [ 17504/ 0 kb/s] [eta 00m:21s] Threads: 3: [mVV] [57.1% done] [ 20700/ 0 kb/s] [eta 00m:21s] Threads: 3: [mVV] [56.9% done] [ 15580/ 0 kb/s] [eta 00m:22s] Threads: 3: [mVV] [57.7% done] [ 17876/ 136 kb/s] [eta 00m:22s] Threads: 1: [m__] [63.3% done] [ 5240/ 5380 kb/s] [eta 00m:18s] Threads: 1: [V__] [68.1% done] [ 7376/ 320 kb/s] [eta 00m:15s] Threads: 1: [V__] [82.9% done] [ 22400/ 0 kb/s] [eta 00m:07s] Threads: 1: [V__] [100.0% done] [ 23972/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=1309 read : io=100MiB, bw=2,952KiB/s, runt= 35510msec clat (msec): min= 0, max= 222, avg=12.08, stdev=26.93 bw (KiB/s) : min= 30, max=30359, per=44.63%, avg=3953.47, stdev=7161.51 write: io=61,560KiB, bw=1,922KiB/s, runt= 32789msec clat (msec): min= 0, max= 351, avg=15.76, stdev=40.26 bw (KiB/s) : min= 0, max= 7750, per=52.68%, avg=2703.36, stdev=2314.81 cpu : usr=2.85%, sys=0.29%, ctx=2503 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=8.5%, 10=18.1%, 20=9.1%, 50=7.8%, 100=4.2% lat (msec): 250=3.5%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1310 read : io=100MiB, bw=3,392KiB/s, runt= 30905msec clat (msec): min= 0, max= 149, avg=11.86, stdev=18.09 bw (KiB/s) : min= 6, max=14459, per=47.72%, avg=4227.36, stdev=3868.17 write: io=51,000KiB, bw=2,117KiB/s, runt= 24663msec clat (msec): min= 0, max= 213, avg=12.03, stdev=25.58 bw (KiB/s) : min= 0, max= 9161, per=68.39%, avg=3509.96, stdev=2868.92 cpu : usr=3.02%, sys=0.34%, ctx=2416 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=38.2%, 4=6.5%, 10=20.5%, 20=16.2%, 50=13.7%, 100=3.1% lat (msec): 250=1.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=1311 read : io=100MiB, bw=3,396KiB/s, runt= 30872msec clat (msec): min= 0, max= 220, avg=11.32, stdev=18.50 bw (KiB/s) : min= 14, max=17511, per=45.59%, avg=4038.37, stdev=4241.27 write: io=51,784KiB, bw=2,200KiB/s, runt= 24099msec clat (msec): min= 0, max= 179, avg=12.04, stdev=26.15 bw (KiB/s) : min= 0, max= 8547, per=53.51%, avg=2746.21, stdev=2547.13 cpu : usr=3.21%, sys=0.38%, ctx=2453 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=40.2%, 4=7.1%, 10=19.4%, 20=16.9%, 50=11.1%, 100=3.6% lat (msec): 250=1.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=8,858KiB/s, minb=2,952KiB/s, maxb=3,396KiB/s, mint=30872msec, maxt=35510msec WRITE: io=160MiB, aggrb=5,132KiB/s, minb=1,922KiB/s, maxb=2,200KiB/s, mint=30872msec, maxt=35510msec Disk stats (read/write): sda: ios=5468/3101, merge=728/259, ticks=72408/61048, in_queue=133456, util=98.20% 2.94user 0.43system 0:35.89elapsed 9%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+1077minor)pagefaults 0swaps