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] [10.7% done] [ 9780/ 9404 kb/s] [eta 00m:25s] Threads: 3: [mmm] [14.8% done] [ 10196/ 9136 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.2% done] [ 10804/ 8360 kb/s] [eta 00m:24s] Threads: 3: [mmm] [22.2% done] [ 7192/ 11208 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.0% done] [ 5648/ 9424 kb/s] [eta 00m:21s] Threads: 3: [mmm] [28.6% done] [ 7004/ 8624 kb/s] [eta 00m:20s] Threads: 3: [mmm] [31.0% done] [ 8240/ 7288 kb/s] [eta 00m:20s] Threads: 3: [mmm] [34.5% done] [ 10516/ 5892 kb/s] [eta 00m:19s] Threads: 3: [mmm] [36.7% done] [ 13724/ 1620 kb/s] [eta 00m:19s] Threads: 3: [mmm] [41.4% done] [ 9848/ 5364 kb/s] [eta 00m:17s] Threads: 3: [mmm] [44.8% done] [ 6392/ 7432 kb/s] [eta 00m:16s] Threads: 3: [mmm] [48.3% done] [ 9000/ 4556 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 4896/ 8436 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 6900/ 4428 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 3916/ 5276 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 4328/ 3236 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 3128/ 6524 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 3852/ 5756 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 3996/ 3608 kb/s] [eta 00m:11s] Threads: 3: [VVm] [66.7% done] [ 7864/ 2656 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 15072/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [75.0% done] [ 17384/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17844/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 18616/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 17168/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [90.3% done] [ 17960/ 0 kb/s] [eta 00m:03s] Threads: 2: [V_V] [93.5% done] [ 19040/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=5304 read : io=100MiB, bw=3,536KiB/s, runt= 29654msec slat (msec): min= 0, max= 7919, avg=1999.18, stdev=2644.21 clat (msec): min= 0, max= 922, avg=93.08, stdev=109.36 bw (KiB/s) : min= 124, max= 9949, per=39.26%, avg=4059.49, stdev=2788.53 write: io=40,892KiB, bw=1,925KiB/s, runt= 21750msec slat (msec): min= 0, max= 125, avg= 0.26, stdev= 4.78 clat (msec): min= 0, max= 972, avg=105.52, stdev=149.14 bw (KiB/s) : min= 0, max= 6900, per=37.86%, avg=2582.96, stdev=2136.40 cpu : usr=3.25%, sys=0.09%, ctx=1740 IO depths : 1=0.1%, 2=0.9%, 4=19.3%, 8=79.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.7%, 4=1.5%, 10=6.7%, 20=19.8%, 50=30.8%, 100=7.7% lat (msec): 250=14.7%, 500=15.3%, 750=0.3%, 1000=0.4%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5305 read : io=100MiB, bw=3,568KiB/s, runt= 29388msec slat (msec): min= 0, max= 7659, avg=1652.61, stdev=2376.56 clat (msec): min= 1, max= 675, avg=96.30, stdev=116.32 bw (KiB/s) : min= 46, max= 9618, per=37.37%, avg=3864.50, stdev=2630.02 write: io=48,012KiB, bw=2,265KiB/s, runt= 21701msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.26 clat (msec): min= 0, max= 987, avg=111.61, stdev=150.78 bw (KiB/s) : min= 0, max= 7619, per=44.29%, avg=3021.75, stdev=2406.47 cpu : usr=3.33%, sys=0.16%, ctx=1669 IO depths : 1=0.2%, 2=0.9%, 4=18.9%, 8=80.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=1.5%, 10=6.3%, 20=19.1%, 50=30.6%, 100=8.9% lat (msec): 250=13.2%, 500=16.4%, 750=1.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5306 read : io=100MiB, bw=3,446KiB/s, runt= 30422msec slat (msec): min= 0, max= 8483, avg=3252.71, stdev=3329.42 clat (msec): min= 1, max= 648, avg=82.09, stdev=109.35 bw (KiB/s) : min= 18, max=19523, per=37.96%, avg=3924.74, stdev=3616.85 write: io=57,744KiB, bw=2,686KiB/s, runt= 22011msec slat (msec): min= 0, max= 4, avg= 0.04, stdev= 0.26 clat (msec): min= 0, max= 1094, avg=104.29, stdev=158.52 bw (KiB/s) : min= 0, max= 8886, per=43.77%, avg=2985.85, stdev=2248.55 cpu : usr=3.52%, sys=0.16%, ctx=1846 IO depths : 1=0.1%, 2=0.6%, 4=19.8%, 8=79.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.7%, 4=1.6%, 10=10.4%, 20=21.7%, 50=29.2%, 100=7.7% lat (msec): 250=12.9%, 500=12.2%, 750=1.0%, 1000=0.4%, >=2000=0.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,340KiB/s, minb=3,446KiB/s, maxb=3,568KiB/s, mint=29388msec, maxt=30422msec WRITE: io=143MiB, aggrb=6,822KiB/s, minb=1,925KiB/s, maxb=2,686KiB/s, mint=29388msec, maxt=30422msec Disk stats (read/write): sda: ios=4457/2631, merge=2010/504, ticks=453264/320872, in_queue=774136, util=99.43% 3.08user 0.18system 0:30.68elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2416minor)pagefaults 0swaps