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] [ 14192/ 4159 kb/s] [eta 00m:22s] Threads: 3: [mmm] [15.4% done] [ 10416/ 9144 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 9504/ 8076 kb/s] [eta 00m:21s] Threads: 3: [mmm] [24.0% done] [ 8992/ 8316 kb/s] [eta 00m:19s] Threads: 3: [mmm] [28.0% done] [ 4936/ 11960 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 10672/ 3616 kb/s] [eta 00m:18s] Threads: 3: [mmm] [33.3% done] [ 4880/ 8968 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 6339/ 8757 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.9% done] [ 6180/ 7240 kb/s] [eta 00m:18s] Threads: 3: [mmm] [41.4% done] [ 6888/ 7288 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 6652/ 7580 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 10084/ 3192 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9060/ 3596 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 6360/ 4416 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 9476/ 1940 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 7448/ 2688 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 9944/ 0 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 7692/ 1692 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 5236/ 3792 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 2808/ 5128 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 21072/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 18800/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 19568/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.9% done] [ 20588/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [90.0% done] [ 22112/ 0 kb/s] [eta 00m:03s] Threads: 2: [V_V] [93.3% done] [ 20648/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=16356 read : io=100MiB, bw=3,657KiB/s, runt= 28670msec slat (msec): min= 0, max= 7178, avg=2278.09, stdev=2655.53 clat (msec): min= 2, max= 766, avg=80.65, stdev=82.51 bw (KiB/s) : min= 8, max=19005, per=43.46%, avg=4718.46, stdev=4567.19 write: io=54,920KiB, bw=2,531KiB/s, runt= 22218msec slat (msec): min= 0, max= 17, avg= 0.19, stdev= 1.14 clat (msec): min= 0, max= 950, avg=115.82, stdev=135.56 bw (KiB/s) : min= 0, max=11212, per=56.93%, avg=3403.20, stdev=2582.22 cpu : usr=3.71%, sys=0.27%, ctx=1804 IO depths : 1=0.2%, 2=0.6%, 4=18.0%, 8=81.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.7%, 10=5.4%, 20=13.3%, 50=25.5%, 100=21.6% lat (msec): 250=24.6%, 500=6.4%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16357 read : io=100MiB, bw=3,893KiB/s, runt= 26929msec slat (msec): min= 0, max= 5895, avg=785.05, stdev=1554.63 clat (msec): min= 3, max= 492, avg=92.07, stdev=75.70 bw (KiB/s) : min= 3, max=16124, per=40.94%, avg=4445.74, stdev=3090.27 write: io=28,856KiB, bw=1,418KiB/s, runt= 20833msec slat (msec): min= 0, max= 2, avg= 0.06, stdev= 0.28 clat (msec): min= 1, max= 930, avg=119.46, stdev=106.43 bw (KiB/s) : min= 0, max= 6659, per=45.39%, avg=2713.37, stdev=2437.76 cpu : usr=3.10%, sys=0.25%, ctx=1802 IO depths : 1=0.1%, 2=0.2%, 4=10.5%, 8=89.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.0%, 4=0.2%, 10=2.1%, 20=9.2%, 50=22.5%, 100=26.4% lat (msec): 250=34.1%, 500=5.2%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16358 read : io=100MiB, bw=3,619KiB/s, runt= 28971msec slat (msec): min= 0, max= 6793, avg=1823.62, stdev=2413.25 clat (msec): min= 0, max= 605, avg=86.73, stdev=85.10 bw (KiB/s) : min= 67, max=10815, per=36.20%, avg=3930.49, stdev=2790.62 write: io=46,100KiB, bw=2,122KiB/s, runt= 22244msec slat (msec): min= 0, max= 6, avg= 0.10, stdev= 0.52 clat (msec): min= 0, max= 958, avg=102.42, stdev=120.45 bw (KiB/s) : min= 0, max= 8530, per=39.83%, avg=2381.03, stdev=2184.03 cpu : usr=3.23%, sys=0.21%, ctx=1898 IO depths : 1=0.2%, 2=0.3%, 4=16.1%, 8=83.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=1.2%, 10=5.6%, 20=13.1%, 50=22.7%, 100=21.1% lat (msec): 250=28.2%, 500=5.6%, 750=0.7%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,858KiB/s, minb=3,619KiB/s, maxb=3,893KiB/s, mint=26929msec, maxt=28971msec WRITE: io=127MiB, aggrb=5,978KiB/s, minb=1,418KiB/s, maxb=2,531KiB/s, mint=26929msec, maxt=28971msec Disk stats (read/write): sda: ios=4939/2178, merge=1573/364, ticks=442132/368532, in_queue=810660, util=99.46% 2.89user 0.31system 0:29.25elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2401minor)pagefaults 0swaps