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] [ 14628/ 6388 kb/s] [eta 00m:24s] Threads: 3: [mmm] [16.7% done] [ 18948/ 1872 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.0% done] [ 14136/ 4724 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 11720/ 5404 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.0% done] [ 7600/ 8776 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 8708/ 5580 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 7496/ 8652 kb/s] [eta 00m:17s] Threads: 3: [mmm] [38.5% done] [ 8076/ 7584 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.7% done] [ 8712/ 6068 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.2% done] [ 10712/ 5088 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 10696/ 2228 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 9184/ 4152 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 12304/ 1260 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 5380/ 5516 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 8032/ 1760 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 6996/ 1908 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 4964/ 3168 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 5540/ 3304 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 5492/ 1900 kb/s] [eta 00m:11s] Threads: 3: [mVV] [66.7% done] [ 2780/ 3164 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 16776/ 152 kb/s] [eta 00m:10s] Threads: 3: [VVV] [70.6% done] [ 15408/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [73.5% done] [ 16196/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.8% done] [ 16347/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.8% done] [ 16148/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [100.0% done] [ 15792/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=11625 read : io=100MiB, bw=3,766KiB/s, runt= 27842msec slat (msec): min= 0, max= 5563, avg=737.36, stdev=1492.84 clat (msec): min= 0, max= 696, avg=101.19, stdev=117.85 bw (KiB/s) : min= 38, max= 8069, per=36.02%, avg=3942.40, stdev=2254.72 write: io=22,956KiB, bw=1,047KiB/s, runt= 22434msec slat (msec): min= 0, max= 89, avg= 0.32, stdev= 4.63 clat (msec): min= 0, max= 989, avg=112.76, stdev=169.22 bw (KiB/s) : min= 0, max= 5408, per=36.91%, avg=1697.88, stdev=1716.30 cpu : usr=3.03%, sys=0.24%, ctx=1755 IO depths : 1=0.2%, 2=0.4%, 4=10.6%, 8=88.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.9%, 4=0.5%, 10=5.8%, 20=18.1%, 50=35.0%, 100=6.9% lat (msec): 250=12.7%, 500=18.0%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=11626 read : io=100MiB, bw=3,805KiB/s, runt= 27555msec slat (msec): min= 0, max= 5550, avg=867.77, stdev=1639.41 clat (msec): min= 2, max= 688, avg=103.08, stdev=113.58 bw (KiB/s) : min= 80, max=10240, per=38.37%, avg=4200.05, stdev=2447.37 write: io=26,644KiB, bw=1,238KiB/s, runt= 22027msec slat (msec): min= 0, max= 68, avg= 0.18, stdev= 3.17 clat (msec): min= 0, max= 1264, avg=102.83, stdev=164.02 bw (KiB/s) : min= 0, max= 6915, per=55.07%, avg=2533.11, stdev=2326.81 cpu : usr=3.41%, sys=0.19%, ctx=1703 IO depths : 1=0.1%, 2=0.5%, 4=13.3%, 8=86.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.0%, 10=5.2%, 20=17.4%, 50=33.0%, 100=9.3% lat (msec): 250=14.7%, 500=16.7%, 750=0.6%, 1000=0.1%, >=2000=0.1% fio: (groupid=0): err= 0: pid=11627 read : io=100MiB, bw=3,648KiB/s, runt= 28740msec slat (msec): min= 0, max= 6932, avg=2172.47, stdev=2616.83 clat (msec): min= 0, max= 657, avg=85.68, stdev=105.53 bw (KiB/s) : min= 12, max=17240, per=39.73%, avg=4348.41, stdev=3957.80 write: io=51,192KiB, bw=2,402KiB/s, runt= 21818msec slat (msec): min= 0, max= 7, avg= 0.08, stdev= 0.52 clat (msec): min= 0, max= 689, avg=103.38, stdev=135.14 bw (KiB/s) : min= 0, max=10518, per=65.02%, avg=2990.76, stdev=2817.51 cpu : usr=3.49%, sys=0.24%, ctx=1729 IO depths : 1=0.2%, 2=1.1%, 4=21.4%, 8=77.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=3.4%, 4=1.8%, 10=7.7%, 20=17.2%, 50=33.1%, 100=8.1% lat (msec): 250=13.9%, 500=14.1%, 750=0.6%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,945KiB/s, minb=3,648KiB/s, maxb=3,805KiB/s, mint=27555msec, maxt=28740msec WRITE: io=98MiB, aggrb=4,600KiB/s, minb=1,047KiB/s, maxb=2,402KiB/s, mint=27555msec, maxt=28740msec Disk stats (read/write): sda: ios=4804/1818, merge=1532/418, ticks=500584/217920, in_queue=718508, util=99.17% 2.85user 0.25system 0:29.09elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps