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] [12.5% done] [ 14584/ 4124 kb/s] [eta 00m:21s] Threads: 3: [mmm] [16.0% done] [ 11280/ 8728 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 9216/ 8716 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 13940/ 1884 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 11240/ 5300 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 10196/ 5564 kb/s] [eta 00m:19s] Threads: 3: [mmm] [32.1% done] [ 2556/ 12152 kb/s] [eta 00m:19s] Threads: 3: [mmm] [35.7% done] [ 6872/ 8340 kb/s] [eta 00m:18s] Threads: 3: [mmm] [39.3% done] [ 11668/ 4840 kb/s] [eta 00m:17s] Threads: 3: [mmm] [41.4% done] [ 10804/ 2812 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 11100/ 4024 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.7% done] [ 7008/ 5876 kb/s] [eta 00m:16s] Threads: 3: [mmm] [50.0% done] [ 10352/ 2104 kb/s] [eta 00m:15s] Threads: 3: [mmm] [53.3% done] [ 5636/ 6632 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 7716/ 2536 kb/s] [eta 00m:14s] Threads: 3: [mmm] [58.1% done] [ 6236/ 4676 kb/s] [eta 00m:13s] Threads: 3: [mmm] [59.4% done] [ 7148/ 3192 kb/s] [eta 00m:13s] Threads: 3: [mVm] [60.6% done] [ 14284/ 388 kb/s] [eta 00m:13s] Threads: 3: [mVm] [61.8% done] [ 13140/ 1784 kb/s] [eta 00m:13s] Threads: 2: [m_m] [64.7% done] [ 8264/ 2924 kb/s] [eta 00m:12s] Threads: 2: [V_V] [67.6% done] [ 10216/ 960 kb/s] [eta 00m:11s] Threads: 2: [V_V] [75.0% done] [ 19360/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [80.6% done] [ 18736/ 0 kb/s] [eta 00m:06s] Threads: 1: [__V] [92.9% done] [ 18404/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=17320 read : io=100MiB, bw=4,026KiB/s, runt= 26044msec slat (msec): min= 0, max= 3303, avg=478.43, stdev=843.44 clat (msec): min= 1, max= 548, avg=90.54, stdev=80.63 bw (KiB/s) : min= 88, max=14119, per=38.68%, avg=4485.65, stdev=3085.71 write: io=27,952KiB, bw=1,257KiB/s, runt= 22767msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.19 clat (msec): min= 0, max= 962, avg=116.20, stdev=137.66 bw (KiB/s) : min= 0, max= 4534, per=42.44%, avg=1948.05, stdev=1497.23 cpu : usr=3.42%, sys=0.22%, ctx=1762 IO depths : 1=0.1%, 2=0.2%, 4=11.1%, 8=88.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.0%, 4=0.4%, 10=4.2%, 20=13.4%, 50=22.3%, 100=19.8% lat (msec): 250=32.7%, 500=5.1%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17321 read : io=100MiB, bw=4,839KiB/s, runt= 21666msec slat (msec): min= 0, max= 2154, avg=278.59, stdev=570.63 clat (msec): min= 4, max= 554, avg=78.91, stdev=64.08 bw (KiB/s) : min= 6, max=11911, per=45.16%, avg=5236.79, stdev=3065.87 write: io=24,916KiB, bw=1,310KiB/s, runt= 19467msec slat (msec): min= 0, max= 10, avg= 0.15, stdev= 0.93 clat (msec): min= 0, max= 1111, avg=111.43, stdev=109.95 bw (KiB/s) : min= 0, max= 6112, per=51.26%, avg=2352.63, stdev=2025.47 cpu : usr=4.23%, sys=0.35%, ctx=1717 IO depths : 1=0.1%, 2=0.2%, 4=9.5%, 8=90.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.5%, 10=2.0%, 20=9.7%, 50=24.1%, 100=31.4% lat (msec): 250=28.6%, 500=2.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17322 read : io=100MiB, bw=3,865KiB/s, runt= 27126msec slat (msec): min= 0, max= 4896, avg=1462.64, stdev=1829.15 clat (msec): min= 0, max= 564, avg=76.66, stdev=71.86 bw (KiB/s) : min= 36, max=20892, per=40.72%, avg=4722.30, stdev=4697.17 write: io=49,204KiB, bw=2,263KiB/s, runt= 22258msec slat (msec): min= 0, max= 3, avg= 0.08, stdev= 0.35 clat (msec): min= 1, max= 955, avg=123.29, stdev=109.72 bw (KiB/s) : min= 0, max= 6648, per=66.86%, avg=3068.97, stdev=2203.06 cpu : usr=3.30%, sys=0.21%, ctx=1878 IO depths : 1=0.1%, 2=0.2%, 4=11.9%, 8=87.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.5%, 10=4.3%, 20=11.5%, 50=22.6%, 100=26.2% lat (msec): 250=29.9%, 500=4.1%, 750=0.4%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,596KiB/s, minb=3,865KiB/s, maxb=4,839KiB/s, mint=21666msec, maxt=27126msec WRITE: io=100MiB, aggrb=4,590KiB/s, minb=1,257KiB/s, maxb=2,263KiB/s, mint=21666msec, maxt=27126msec Disk stats (read/write): sda: ios=4988/1755, merge=1309/397, ticks=438060/224564, in_queue=662624, util=99.26% 2.76user 0.21system 0:27.41elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2394minor)pagefaults 0swaps