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] [10.3% done] [ 9592/ 10204 kb/s] [eta 00m:26s] Threads: 3: [mmm] [15.4% done] [ 15496/ 5264 kb/s] [eta 00m:22s] Threads: 3: [mmm] [18.5% done] [ 6294/ 11006 kb/s] [eta 00m:22s] Threads: 3: [mmm] [20.7% done] [ 14648/ 1996 kb/s] [eta 00m:23s] Threads: 3: [mmm] [24.1% done] [ 11744/ 5060 kb/s] [eta 00m:22s] Threads: 3: [mmm] [26.7% done] [ 9752/ 6548 kb/s] [eta 00m:22s] Threads: 3: [mmm] [31.0% done] [ 13008/ 2910 kb/s] [eta 00m:20s] Threads: 3: [mmm] [35.7% done] [ 12344/ 3116 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.7% done] [ 13700/ 2556 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 12740/ 1448 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 13404/ 0 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 9808/ 2364 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 12032/ 948 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 8652/ 3164 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 6037/ 4372 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 3824/ 4320 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 7820/ 984 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 7320/ 1572 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4392/ 2876 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 5672/ 1976 kb/s] [eta 00m:11s] Threads: 3: [mVV] [67.6% done] [ 12028/ 332 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 16440/ 0 kb/s] [eta 00m:10s] Threads: 2: [VVE] [73.5% done] [ 14352/ 0 kb/s] [eta 00m:09s] Threads: 2: [VV_] [81.2% done] [ 18348/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [84.4% done] [ 16844/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=12233 read : io=100MiB, bw=3,692KiB/s, runt= 28398msec slat (msec): min= 0, max= 5365, avg=1360.98, stdev=1906.81 clat (msec): min= 0, max= 1072, avg=87.82, stdev=118.14 bw (KiB/s) : min= 27, max=16856, per=40.12%, avg=4444.24, stdev=3892.67 write: io=44,656KiB, bw=1,982KiB/s, runt= 23067msec slat (msec): min= 0, max= 14, avg= 0.17, stdev= 1.20 clat (msec): min= 0, max= 1287, avg=108.66, stdev=162.96 bw (KiB/s) : min= 0, max=11293, per=77.69%, avg=3255.30, stdev=2886.93 cpu : usr=3.45%, sys=0.14%, ctx=1815 IO depths : 1=0.2%, 2=0.5%, 4=16.7%, 8=82.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.5%, 10=7.5%, 20=20.5%, 50=33.0%, 100=7.4% lat (msec): 250=13.3%, 500=13.3%, 750=1.0%, 1000=0.3%, >=2000=0.2% fio: (groupid=0): err= 0: pid=12234 read : io=100MiB, bw=3,758KiB/s, runt= 27902msec slat (msec): min= 0, max= 5475, avg=973.72, stdev=1677.15 clat (msec): min= 2, max= 704, avg=93.36, stdev=106.48 bw (KiB/s) : min= 39, max=11753, per=40.06%, avg=4437.98, stdev=3007.94 write: io=27,572KiB, bw=1,257KiB/s, runt= 22444msec slat (msec): min= 0, max= 125, avg= 0.27, stdev= 5.38 clat (msec): min= 0, max= 662, avg=103.05, stdev=140.02 bw (KiB/s) : min= 0, max= 7379, per=52.18%, avg=2186.50, stdev=2023.22 cpu : usr=3.20%, sys=0.37%, ctx=1845 IO depths : 1=0.1%, 2=0.4%, 4=13.3%, 8=86.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.8%, 4=0.7%, 10=5.9%, 20=17.9%, 50=33.0%, 100=9.4% lat (msec): 250=16.8%, 500=13.8%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=12235 read : io=100MiB, bw=4,129KiB/s, runt= 25392msec slat (msec): min= 0, max= 3957, avg=313.99, stdev=821.26 clat (msec): min= 3, max= 573, avg=97.24, stdev=105.07 bw (KiB/s) : min= 7, max=10799, per=39.80%, avg=4408.22, stdev=2570.85 write: io=22,172KiB, bw=1,058KiB/s, runt= 21441msec slat (msec): min= 0, max= 1, avg= 0.03, stdev= 0.18 clat (msec): min= 0, max= 1054, avg=155.17, stdev=202.64 bw (KiB/s) : min= 0, max= 6877, per=64.53%, avg=2703.93, stdev=2388.87 cpu : usr=3.61%, sys=0.19%, ctx=1699 IO depths : 1=0.2%, 2=0.2%, 4=6.9%, 8=92.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.4%, 10=5.5%, 20=17.1%, 50=31.0%, 100=11.4% lat (msec): 250=19.4%, 500=13.2%, 750=1.0%, 1000=0.3%, >=2000=0.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,077KiB/s, minb=3,692KiB/s, maxb=4,129KiB/s, mint=25392msec, maxt=28398msec WRITE: io=94,400KiB, aggrb=4,190KiB/s, minb=1,058KiB/s, maxb=1,982KiB/s, mint=25392msec, maxt=28398msec Disk stats (read/write): sda: ios=5053/1618, merge=1574/495, ticks=510020/200444, in_queue=710464, util=99.49% 2.87user 0.28system 0:28.81elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2393minor)pagefaults 0swaps