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] [8.3% done] [ 17372/ 3012 kb/s] [eta 00m:33s] Threads: 3: [mmm] [11.8% done] [ 14008/ 7224 kb/s] [eta 00m:30s] Threads: 3: [mmm] [14.7% done] [ 11064/ 5572 kb/s] [eta 00m:29s] Threads: 3: [mmm] [16.7% done] [ 14004/ 3760 kb/s] [eta 00m:30s] Threads: 3: [mmm] [17.5% done] [ 7864/ 8756 kb/s] [eta 00m:33s] Threads: 3: [mmm] [20.0% done] [ 4988/ 10228 kb/s] [eta 00m:32s] Threads: 3: [mmm] [26.5% done] [ 2920/ 13964 kb/s] [eta 00m:25s] Threads: 3: [mmm] [29.4% done] [ 7692/ 8620 kb/s] [eta 00m:24s] Threads: 3: [mmm] [34.4% done] [ 2724/ 12784 kb/s] [eta 00m:21s] Threads: 3: [mmm] [40.0% done] [ 8808/ 7676 kb/s] [eta 00m:18s] Threads: 3: [mmm] [44.8% done] [ 12252/ 3016 kb/s] [eta 00m:16s] Threads: 3: [mmm] [45.2% done] [ 5284/ 7952 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.9% done] [ 7372/ 4504 kb/s] [eta 00m:17s] Threads: 3: [mVm] [48.5% done] [ 13924/ 1120 kb/s] [eta 00m:17s] Threads: 3: [mVm] [48.6% done] [ 13388/ 1324 kb/s] [eta 00m:18s] Threads: 3: [mVm] [48.6% done] [ 15900/ 496 kb/s] [eta 00m:19s] Threads: 2: [mEm] [51.4% done] [ 11944/ 4152 kb/s] [eta 00m:18s] Threads: 2: [m_m] [54.1% done] [ 7484/ 3776 kb/s] [eta 00m:17s] Threads: 2: [m_V] [60.0% done] [ 944/ 8996 kb/s] [eta 00m:14s] Threads: 2: [m_V] [62.9% done] [ 14728/ 228 kb/s] [eta 00m:13s] Threads: 2: [m_V] [63.9% done] [ 10684/ 2540 kb/s] [eta 00m:13s] Threads: 1: [V__] [72.7% done] [ 14664/ 32 kb/s] [eta 00m:09s] Threads: 1: [V__] [86.2% done] [ 21184/ 0 kb/s] [eta 00m:04s] Threads: 1: [V__] [100.0% done] [ 22336/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30543 read : io=100MiB, bw=3,932KiB/s, runt= 26664msec slat (msec): min= 0, max= 2522, avg=667.77, stdev=812.78 clat (msec): min= 0, max= 966, avg=86.96, stdev=171.17 bw (KiB/s) : min= 163, max=23389, per=37.55%, avg=4429.97, stdev=6396.35 write: io=53,356KiB, bw=2,262KiB/s, runt= 24149msec slat (msec): min= 0, max= 268, avg= 0.37, stdev= 9.24 clat (msec): min= 0, max= 962, avg=84.44, stdev=172.98 bw (KiB/s) : min= 0, max=13451, per=71.41%, avg=3663.92, stdev=4315.96 cpu : usr=3.78%, sys=0.32%, ctx=2104 IO depths : 1=0.2%, 2=0.4%, 4=4.1%, 8=95.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=12.5%, 4=2.5%, 10=13.3%, 20=20.5%, 50=21.8%, 100=9.2% lat (msec): 250=10.3%, 500=4.9%, 750=2.3%, 1000=2.7%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30544 read : io=100MiB, bw=5,439KiB/s, runt= 19277msec slat (msec): min= 0, max= 3557, avg=733.34, stdev=1070.34 clat (msec): min= 1, max= 858, avg=63.38, stdev=93.03 bw (KiB/s) : min= 63, max=17309, per=56.04%, avg=6610.80, stdev=4189.36 write: io=42,596KiB, bw=2,756KiB/s, runt= 15823msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 845, avg=71.34, stdev=144.77 bw (KiB/s) : min= 0, max=11631, per=92.88%, avg=4765.56, stdev=3686.40 cpu : usr=4.92%, sys=0.27%, ctx=2120 IO depths : 1=0.1%, 2=0.2%, 4=1.9%, 8=97.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=11.6%, 4=1.4%, 10=10.3%, 20=17.6%, 50=25.8%, 100=15.0% lat (msec): 250=12.6%, 500=4.0%, 750=0.9%, 1000=0.6%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30545 read : io=100MiB, bw=4,418KiB/s, runt= 23734msec slat (msec): min= 0, max= 3438, avg=665.83, stdev=1063.55 clat (msec): min= 1, max= 846, avg=83.72, stdev=114.96 bw (KiB/s) : min= 18, max=13620, per=41.28%, avg=4869.23, stdev=3709.31 write: io=25,060KiB, bw=1,240KiB/s, runt= 20687msec slat (msec): min= 0, max= 380, avg= 0.79, stdev=16.85 clat (msec): min= 0, max= 832, avg=88.74, stdev=148.56 bw (KiB/s) : min= 0, max= 7283, per=43.93%, avg=2254.11, stdev=2466.57 cpu : usr=3.62%, sys=0.24%, ctx=1994 IO depths : 1=0.1%, 2=0.3%, 4=3.5%, 8=96.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=7.1%, 4=1.4%, 10=8.9%, 20=16.9%, 50=23.0%, 100=16.2% lat (msec): 250=18.1%, 500=6.5%, 750=1.3%, 1000=0.5%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,797KiB/s, minb=3,932KiB/s, maxb=5,439KiB/s, mint=19277msec, maxt=26664msec WRITE: io=118MiB, aggrb=5,131KiB/s, minb=1,240KiB/s, maxb=2,756KiB/s, mint=19277msec, maxt=26664msec Disk stats (read/write): sda: ios=5342/2390, merge=1046/272, ticks=405440/185532, in_queue=590968, util=99.11% 2.88user 0.30system 0:27.04elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2392minor)pagefaults 0swaps