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] [ 17320/ 3696 kb/s] [eta 00m:22s] Threads: 3: [mmm] [15.4% done] [ 17328/ 3424 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.0% done] [ 15204/ 4396 kb/s] [eta 00m:20s] Threads: 3: [mmm] [23.1% done] [ 13852/ 3260 kb/s] [eta 00m:20s] Threads: 3: [mmm] [28.0% done] [ 12912/ 1616 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 9684/ 7884 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 7308/ 7960 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 7072/ 8652 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.3% done] [ 10460/ 5256 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 12400/ 2424 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 10988/ 3640 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 6280/ 5760 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 10648/ 2704 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 8060/ 2744 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 6880/ 3448 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 2760/ 5824 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 4716/ 3372 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 6252/ 2532 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 6204/ 1096 kb/s] [eta 00m:11s] Threads: 3: [VmV] [66.7% done] [ 8348/ 1560 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15552/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 17664/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 16412/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 15716/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 15240/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=13531 read : io=100MiB, bw=3,720KiB/s, runt= 28187msec slat (msec): min= 0, max= 6319, avg=1121.37, stdev=1849.18 clat (msec): min= 0, max= 534, avg=92.24, stdev=108.66 bw (KiB/s) : min= 65, max=12148, per=38.01%, avg=4235.21, stdev=2870.85 write: io=32,768KiB, bw=1,543KiB/s, runt= 21743msec slat (msec): min= 0, max= 105, avg= 0.28, stdev= 4.41 clat (msec): min= 0, max= 839, avg=107.53, stdev=149.87 bw (KiB/s) : min= 0, max= 7035, per=59.11%, avg=2685.81, stdev=2337.51 cpu : usr=3.33%, sys=0.14%, ctx=1830 IO depths : 1=0.2%, 2=0.4%, 4=14.2%, 8=85.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.9%, 4=1.0%, 10=6.8%, 20=20.4%, 50=32.5%, 100=6.9% lat (msec): 250=14.0%, 500=15.7%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13532 read : io=100MiB, bw=3,713KiB/s, runt= 28234msec slat (msec): min= 0, max= 6450, avg=1124.16, stdev=2007.25 clat (msec): min= 0, max= 729, avg=102.82, stdev=114.93 bw (KiB/s) : min= 55, max=10232, per=36.38%, avg=4052.78, stdev=2615.69 write: io=31,588KiB, bw=1,478KiB/s, runt= 21884msec slat (msec): min= 0, max= 22, avg= 0.09, stdev= 1.05 clat (msec): min= 0, max= 1095, avg=107.95, stdev=162.92 bw (KiB/s) : min= 0, max= 8346, per=58.15%, avg=2642.55, stdev=2644.69 cpu : usr=3.12%, sys=0.21%, ctx=1730 IO depths : 1=0.1%, 2=0.3%, 4=11.6%, 8=87.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=1.3%, 10=5.3%, 20=16.1%, 50=34.1%, 100=8.2% lat (msec): 250=15.6%, 500=16.2%, 750=1.0%, 1000=0.1%, >=2000=0.1% fio: (groupid=0): err= 0: pid=13533 read : io=100MiB, bw=3,785KiB/s, runt= 27702msec slat (msec): min= 0, max= 6448, avg=1162.67, stdev=1840.64 clat (msec): min= 0, max= 770, avg=98.69, stdev=114.95 bw (KiB/s) : min= 21, max=13212, per=38.07%, avg=4241.29, stdev=2919.57 write: io=32,772KiB, bw=1,580KiB/s, runt= 21236msec slat (msec): min= 0, max= 5, avg= 0.09, stdev= 0.56 clat (msec): min= 0, max= 1074, avg=101.62, stdev=146.55 bw (KiB/s) : min= 0, max= 9831, per=54.36%, avg=2469.95, stdev=2392.59 cpu : usr=3.68%, sys=0.20%, ctx=1685 IO depths : 1=0.2%, 2=0.5%, 4=15.8%, 8=83.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=3.0%, 4=1.1%, 10=6.1%, 20=16.4%, 50=32.9%, 100=8.9% lat (msec): 250=14.8%, 500=15.6%, 750=0.8%, 1000=0.2%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,141KiB/s, minb=3,713KiB/s, maxb=3,785KiB/s, mint=27702msec, maxt=28234msec WRITE: io=97,128KiB, aggrb=4,544KiB/s, minb=1,478KiB/s, maxb=1,580KiB/s, mint=27702msec, maxt=28234msec Disk stats (read/write): sda: ios=4806/1717, merge=1478/376, ticks=506068/194440, in_queue=700508, util=99.43% 2.93user 0.22system 0:28.57elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2396minor)pagefaults 0swaps