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] [7.0% done] [ 8672/ 10628 kb/s] [eta 00m:40s] Threads: 3: [mmm] [11.4% done] [ 13668/ 4824 kb/s] [eta 00m:31s] Threads: 3: [mmm] [15.6% done] [ 2424/ 16264 kb/s] [eta 00m:27s] Threads: 3: [mmm] [19.4% done] [ 7556/ 7568 kb/s] [eta 00m:25s] Threads: 3: [mmm] [23.3% done] [ 11740/ 2064 kb/s] [eta 00m:23s] Threads: 3: [mmm] [25.8% done] [ 6632/ 10632 kb/s] [eta 00m:23s] Threads: 3: [mmm] [29.0% done] [ 9188/ 5416 kb/s] [eta 00m:22s] Threads: 3: [mmm] [33.3% done] [ 11856/ 4044 kb/s] [eta 00m:20s] Threads: 3: [mmm] [36.7% done] [ 9336/ 4720 kb/s] [eta 00m:19s] Threads: 3: [mmm] [40.0% done] [ 11076/ 3648 kb/s] [eta 00m:18s] Threads: 3: [mmm] [43.3% done] [ 11208/ 2936 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.7% done] [ 9768/ 3608 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 8524/ 3684 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 9756/ 2456 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 9472/ 1112 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 5048/ 4744 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 7008/ 3164 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 4924/ 4356 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 6480/ 2332 kb/s] [eta 00m:12s] Threads: 3: [VVV] [68.8% done] [ 13204/ 404 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 18956/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 20256/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 20192/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 20656/ 0 kb/s] [eta 00m:04s] Threads: 2: [EVV] [93.1% done] [ 19484/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=25788 read : io=100MiB, bw=3,811KiB/s, runt= 27511msec slat (msec): min= 0, max= 5265, avg=713.75, stdev=1393.91 clat (msec): min= 2, max= 855, avg=97.36, stdev=99.93 bw (KiB/s) : min= 417, max= 9080, per=36.92%, avg=4152.48, stdev=2177.75 write: io=32,840KiB, bw=1,535KiB/s, runt= 21906msec slat (msec): min= 0, max= 3, avg= 0.09, stdev= 0.36 clat (msec): min= 0, max= 942, avg=136.94, stdev=133.89 bw (KiB/s) : min= 0, max= 7079, per=51.04%, avg=2749.52, stdev=2353.40 cpu : usr=3.16%, sys=0.17%, ctx=1756 IO depths : 1=0.1%, 2=0.2%, 4=10.8%, 8=88.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.2%, 10=2.9%, 20=13.3%, 50=21.5%, 100=22.1% lat (msec): 250=30.3%, 500=8.3%, 750=0.4%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25789 read : io=100MiB, bw=3,790KiB/s, runt= 27666msec slat (msec): min= 0, max= 6344, avg=1365.93, stdev=2068.61 clat (msec): min= 0, max= 654, avg=87.66, stdev=78.05 bw (KiB/s) : min= 56, max=10797, per=37.45%, avg=4212.36, stdev=2757.46 write: io=41,652KiB, bw=1,997KiB/s, runt= 21355msec slat (msec): min= 0, max= 3, avg= 0.04, stdev= 0.26 clat (msec): min= 0, max= 728, avg=100.66, stdev=99.17 bw (KiB/s) : min= 0, max= 9269, per=56.45%, avg=3041.00, stdev=2697.99 cpu : usr=3.56%, sys=0.20%, ctx=1855 IO depths : 1=0.1%, 2=0.3%, 4=15.3%, 8=84.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.2%, 4=0.6%, 10=4.2%, 20=9.1%, 50=24.1%, 100=26.1% lat (msec): 250=29.3%, 500=4.9%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25790 read : io=100MiB, bw=3,749KiB/s, runt= 27967msec slat (msec): min= 0, max= 6927, avg=1600.47, stdev=2322.19 clat (msec): min= 0, max= 481, avg=93.05, stdev=81.88 bw (KiB/s) : min= 15, max= 9578, per=36.36%, avg=4089.78, stdev=2693.13 write: io=40,768KiB, bw=1,976KiB/s, runt= 21121msec slat (msec): min= 0, max= 2, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 835, avg=101.68, stdev=100.56 bw (KiB/s) : min= 0, max=12319, per=55.71%, avg=3001.00, stdev=3015.04 cpu : usr=3.12%, sys=0.30%, ctx=1804 IO depths : 1=0.2%, 2=0.4%, 4=14.3%, 8=85.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.5%, 10=3.2%, 20=11.0%, 50=21.8%, 100=25.1% lat (msec): 250=30.3%, 500=6.2%, 750=0.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,247KiB/s, minb=3,749KiB/s, maxb=3,811KiB/s, mint=27511msec, maxt=27967msec WRITE: io=113MiB, aggrb=5,387KiB/s, minb=1,535KiB/s, maxb=1,997KiB/s, mint=27511msec, maxt=27967msec Disk stats (read/write): sda: ios=4949/1788, merge=1347/343, ticks=483524/214008, in_queue=697544, util=99.53% 2.76user 0.28system 0:28.23elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps