fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [11.1% done] [ 15620/ 5228 kb/s] [eta 00m:24s] Threads: 3: [mmm] [14.8% done] [ 4688/ 16076 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.2% done] [ 5260/ 11660 kb/s] [eta 00m:24s] Threads: 3: [mmm] [20.7% done] [ 11936/ 4864 kb/s] [eta 00m:23s] Threads: 3: [mmm] [21.2% done] [ 11168/ 3776 kb/s] [eta 00m:26s] Threads: 3: [mmm] [24.2% done] [ 18212/ 1176 kb/s] [eta 00m:25s] Threads: 3: [mmm] [28.1% done] [ 10316/ 7016 kb/s] [eta 00m:23s] Threads: 3: [mmm] [29.4% done] [ 3740/ 10936 kb/s] [eta 00m:24s] Threads: 3: [mmm] [30.6% done] [ 7948/ 7732 kb/s] [eta 00m:25s] Threads: 3: [mmm] [32.4% done] [ 8960/ 4004 kb/s] [eta 00m:25s] Threads: 3: [mmm] [35.1% done] [ 7680/ 5128 kb/s] [eta 00m:24s] Threads: 3: [mmm] [35.9% done] [ 9896/ 3292 kb/s] [eta 00m:25s] Threads: 3: [mmm] [37.5% done] [ 3608/ 8624 kb/s] [eta 00m:25s] Threads: 3: [mmm] [39.0% done] [ 5720/ 4608 kb/s] [eta 00m:25s] Threads: 3: [mmV] [40.5% done] [ 12964/ 1380 kb/s] [eta 00m:25s] Threads: 3: [mVV] [40.9% done] [ 18436/ 112 kb/s] [eta 00m:26s] Threads: 3: [mVV] [42.2% done] [ 18752/ 0 kb/s] [eta 00m:26s] Threads: 3: [mVV] [42.6% done] [ 17628/ 0 kb/s] [eta 00m:27s] Threads: 2: [mV_] [42.9% done] [ 16640/ 0 kb/s] [eta 00m:28s] Threads: 1: [m__] [47.8% done] [ 15568/ 780 kb/s] [eta 00m:24s] Threads: 1: [m__] [57.5% done] [ 504/ 12616 kb/s] [eta 00m:17s] Threads: 1: [m__] [64.9% done] [ 12420/ 120 kb/s] [eta 00m:13s] Threads: 1: [V__] [75.8% done] [ 14224/ 0 kb/s] [eta 00m:08s] fio: (groupid=0): err= 0: pid=5496 read : io=100MiB, bw=3,962KiB/s, runt= 26460msec slat (msec): min= 0, max= 1654, avg=245.28, stdev=460.75 clat (msec): min= 1, max= 1564, avg=93.08, stdev=190.69 bw (KiB/s) : min= 78, max=22020, per=38.51%, avg=4578.18, stdev=5851.21 write: io=31,640KiB, bw=1,306KiB/s, runt= 24802msec slat (msec): min= 0, max= 4, avg= 0.02, stdev= 0.23 clat (msec): min= 0, max= 947, avg=100.37, stdev=201.49 bw (KiB/s) : min= 0, max=13155, per=57.97%, avg=2799.88, stdev=4106.78 cpu : usr=3.30%, sys=0.27%, ctx=2052 IO depths : 1=0.1%, 2=0.2%, 4=1.9%, 8=97.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=8.4%, 4=2.1%, 10=13.4%, 20=23.1%, 50=25.3%, 100=8.4% lat (msec): 250=7.9%, 500=4.7%, 750=3.2%, 1000=3.0%, >=2000=0.3% fio: (groupid=0): err= 0: pid=5497 read : io=100MiB, bw=4,752KiB/s, runt= 22064msec slat (msec): min= 0, max= 5279, avg=1645.99, stdev=1955.04 clat (msec): min= 1, max= 826, avg=69.78, stdev=86.31 bw (KiB/s) : min= 6, max=16351, per=47.24%, avg=5616.06, stdev=3967.20 write: io=39,924KiB, bw=2,436KiB/s, runt= 16776msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.06 clat (msec): min= 0, max= 831, avg=75.40, stdev=136.96 bw (KiB/s) : min= 0, max= 8288, per=76.59%, avg=3699.48, stdev=2749.86 cpu : usr=3.92%, sys=0.33%, ctx=2058 IO depths : 1=0.1%, 2=0.3%, 4=5.8%, 8=93.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=9.9%, 4=2.1%, 10=10.0%, 20=16.3%, 50=21.6%, 100=15.9% lat (msec): 250=18.5%, 500=4.3%, 750=0.7%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5498 read : io=100MiB, bw=5,028KiB/s, runt= 20852msec slat (msec): min= 0, max= 4587, avg=869.30, stdev=1318.18 clat (msec): min= 0, max= 824, avg=65.90, stdev=90.93 bw (KiB/s) : min= 239, max=18672, per=46.44%, avg=5520.60, stdev=4627.15 write: io=45,432KiB, bw=2,823KiB/s, runt= 16478msec slat (msec): min= 0, max= 2, avg= 0.01, stdev= 0.12 clat (msec): min= 0, max= 849, avg=86.87, stdev=145.41 bw (KiB/s) : min= 0, max=11223, per=79.26%, avg=3828.36, stdev=3118.07 cpu : usr=4.80%, sys=0.50%, ctx=2061 IO depths : 1=0.1%, 2=0.2%, 4=4.0%, 8=95.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=9.4%, 4=1.8%, 10=8.3%, 20=17.4%, 50=25.7%, 100=14.8% lat (msec): 250=16.6%, 500=4.4%, 750=1.2%, 1000=0.3%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,888KiB/s, minb=3,962KiB/s, maxb=5,028KiB/s, mint=20852msec, maxt=26460msec WRITE: io=114MiB, aggrb=4,830KiB/s, minb=1,306KiB/s, maxb=2,823KiB/s, mint=20852msec, maxt=26460msec Disk stats (read/write): sda: ios=5316/2279, merge=859/225, ticks=401580/184904, in_queue=586484, util=99.16% 2.80user 0.39system 0:26.79elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2389minor)pagefaults 0swaps