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] [11.5% done] [ 6636/ 12448 kb/s] [eta 00m:23s] Threads: 3: [mmm] [15.4% done] [ 12328/ 6656 kb/s] [eta 00m:22s] Threads: 3: [mmm] [19.2% done] [ 7479/ 10462 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 9804/ 7416 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 8896/ 7892 kb/s] [eta 00m:19s] Threads: 3: [mmm] [30.8% done] [ 0/ 16356 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 9664/ 5616 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 9652/ 6116 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 11364/ 2456 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 13004/ 2392 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 7616/ 6244 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 6372/ 6804 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 6408/ 4768 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 7732/ 4124 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.7% done] [ 4804/ 5968 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 9268/ 1432 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 2500/ 7528 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 3060/ 6228 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 9044/ 0 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 7660/ 3288 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 21476/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 18160/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 21988/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19608/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 20304/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [93.3% done] [ 18744/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=32267 read : io=100MiB, bw=3,586KiB/s, runt= 29236msec slat (msec): min= 0, max= 7269, avg=1968.11, stdev=2493.17 clat (msec): min= 0, max= 554, avg=89.43, stdev=86.71 bw (KiB/s) : min= 24, max=12345, per=37.31%, avg=4014.07, stdev=2879.11 write: io=49,288KiB, bw=2,301KiB/s, runt= 21930msec slat (msec): min= 0, max= 8, avg= 0.14, stdev= 0.67 clat (msec): min= 0, max= 972, avg=108.89, stdev=140.47 bw (KiB/s) : min= 0, max= 8785, per=42.17%, avg=2726.23, stdev=2115.05 cpu : usr=3.12%, sys=0.29%, ctx=1780 IO depths : 1=0.1%, 2=0.5%, 4=18.5%, 8=80.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.7%, 4=1.0%, 10=5.7%, 20=13.3%, 50=24.4%, 100=19.7% lat (msec): 250=25.1%, 500=8.2%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32268 read : io=100MiB, bw=3,587KiB/s, runt= 29229msec slat (msec): min= 0, max= 8670, avg=2320.39, stdev=2945.93 clat (msec): min= 1, max= 448, avg=83.09, stdev=77.20 bw (KiB/s) : min= 57, max= 9024, per=40.04%, avg=4308.41, stdev=2507.20 write: io=47,744KiB, bw=2,378KiB/s, runt= 20551msec slat (msec): min= 0, max= 15, avg= 0.14, stdev= 0.95 clat (msec): min= 0, max= 779, avg=104.63, stdev=107.35 bw (KiB/s) : min= 0, max= 6231, per=47.65%, avg=3080.25, stdev=2127.47 cpu : usr=3.26%, sys=0.29%, ctx=1880 IO depths : 1=0.1%, 2=0.3%, 4=16.8%, 8=82.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.5%, 4=0.6%, 10=4.4%, 20=13.3%, 50=23.3%, 100=24.5% lat (msec): 250=26.8%, 500=5.9%, 750=0.4%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=32269 read : io=100MiB, bw=3,621KiB/s, runt= 28955msec slat (msec): min= 0, max= 7380, avg=1440.98, stdev=2204.21 clat (msec): min= 3, max= 673, avg=95.67, stdev=88.89 bw (KiB/s) : min= 117, max= 9150, per=36.26%, avg=3900.89, stdev=2499.84 write: io=41,436KiB, bw=1,964KiB/s, runt= 21597msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.30 clat (msec): min= 0, max= 884, avg=107.28, stdev=102.87 bw (KiB/s) : min= 0, max= 7432, per=45.92%, avg=2968.72, stdev=2347.33 cpu : usr=3.07%, sys=0.30%, ctx=1859 IO depths : 1=0.1%, 2=0.3%, 4=13.4%, 8=86.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.3%, 10=3.1%, 20=9.7%, 50=26.1%, 100=23.2% lat (msec): 250=30.0%, 500=6.5%, 750=0.6%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,759KiB/s, minb=3,586KiB/s, maxb=3,621KiB/s, mint=28955msec, maxt=29236msec WRITE: io=135MiB, aggrb=6,465KiB/s, minb=1,964KiB/s, maxb=2,378KiB/s, mint=28955msec, maxt=29236msec Disk stats (read/write): sda: ios=4791/2312, merge=1844/602, ticks=444488/266784, in_queue=711276, util=99.53% 2.79user 0.29system 0:29.50elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2404minor)pagefaults 0swaps