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] [12.0% done] [ 10368/ 8948 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 15608/ 5128 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 10840/ 6693 kb/s] [eta 00m:21s] Threads: 3: [mmm] [22.2% done] [ 11630/ 5446 kb/s] [eta 00m:21s] Threads: 3: [mmm] [26.9% done] [ 11846/ 3229 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 3454/ 10972 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 10519/ 5612 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 14162/ 941 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 10673/ 4655 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.4% done] [ 6144/ 8507 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 7825/ 4800 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 5911/ 6396 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 8554/ 4619 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 9089/ 3469 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 3820/ 5702 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 10964/ 953 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3162/ 5478 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7057/ 1323 kb/s] [eta 00m:12s] Threads: 3: [mmm] [67.7% done] [ 9196/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [68.8% done] [ 12075/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 17754/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 18656/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 18810/ 0 kb/s] [eta 00m:07s] Threads: 2: [_VV] [83.9% done] [ 17171/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=13789 read : io=100MiB, bw=3,961KiB/s, runt= 26471msec slat (msec): min= 0, max= 4679, avg=570.48, stdev=1168.25 clat (msec): min= 4, max= 700, avg=90.74, stdev=85.65 bw (KiB/s) : min= 7, max= 9309, per=36.62%, avg=4132.02, stdev=2530.15 write: io=30,772KiB, bw=1,444KiB/s, runt= 21812msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.29 clat (msec): min= 0, max= 923, avg=142.69, stdev=142.36 bw (KiB/s) : min= 0, max= 6811, per=47.76%, avg=2317.30, stdev=2017.26 cpu : usr=3.67%, sys=0.18%, ctx=1774 IO depths : 1=0.1%, 2=0.2%, 4=10.1%, 8=89.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.0%, 10=3.0%, 20=10.2%, 50=25.4%, 100=23.3% lat (msec): 250=30.3%, 500=6.4%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13790 read : io=100MiB, bw=3,826KiB/s, runt= 27403msec slat (msec): min= 0, max= 7013, avg=1473.40, stdev=2360.01 clat (msec): min= 4, max= 744, avg=89.75, stdev=79.32 bw (KiB/s) : min= 13, max=11073, per=38.92%, avg=4391.60, stdev=2689.90 write: io=25,992KiB, bw=1,311KiB/s, runt= 20298msec slat (msec): min= 0, max= 3, avg= 0.03, stdev= 0.21 clat (msec): min= 0, max= 982, avg=95.34, stdev=89.98 bw (KiB/s) : min= 0, max= 6577, per=51.48%, avg=2497.84, stdev=2155.06 cpu : usr=2.90%, sys=0.26%, ctx=1870 IO depths : 1=0.1%, 2=0.2%, 4=11.9%, 8=87.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.2%, 10=2.8%, 20=11.2%, 50=24.1%, 100=25.9% lat (msec): 250=29.3%, 500=5.8%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13791 read : io=100MiB, bw=3,761KiB/s, runt= 27877msec slat (msec): min= 0, max= 6475, avg=1705.89, stdev=2324.30 clat (msec): min= 1, max= 688, avg=85.22, stdev=83.90 bw (KiB/s) : min= 55, max=10996, per=36.25%, avg=4090.92, stdev=2871.70 write: io=46,604KiB, bw=2,223KiB/s, runt= 21459msec slat (msec): min= 0, max= 4, avg= 0.05, stdev= 0.28 clat (msec): min= 0, max= 787, avg=113.06, stdev=113.50 bw (KiB/s) : min= 0, max= 6793, per=62.02%, avg=3009.07, stdev=2056.93 cpu : usr=3.53%, sys=0.23%, ctx=1805 IO depths : 1=0.1%, 2=0.5%, 4=15.6%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.5%, 10=3.0%, 20=12.0%, 50=25.3%, 100=24.0% lat (msec): 250=27.8%, 500=5.5%, 750=0.7%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,284KiB/s, minb=3,761KiB/s, maxb=3,961KiB/s, mint=26471msec, maxt=27877msec WRITE: io=101MiB, aggrb=4,852KiB/s, minb=1,311KiB/s, maxb=2,223KiB/s, mint=26471msec, maxt=27877msec Disk stats (read/write): sda: ios=5016/1888, merge=1539/561, ticks=472900/255136, in_queue=728036, util=99.58% 2.80user 0.20system 0:28.12elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2391minor)pagefaults 0swaps