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] [ 9102/ 9849 kb/s] [eta 00m:25s] Threads: 3: [mmm] [13.8% done] [ 12531/ 6005 kb/s] [eta 00m:25s] Threads: 3: [mmm] [19.2% done] [ 16648/ 2836 kb/s] [eta 00m:21s] Threads: 3: [mmm] [23.1% done] [ 13454/ 5485 kb/s] [eta 00m:20s] Threads: 3: [mmm] [26.9% done] [ 11064/ 5944 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 13502/ 650 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 10378/ 4100 kb/s] [eta 00m:18s] Threads: 3: [mmm] [37.0% done] [ 7996/ 7810 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 11735/ 3315 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 7517/ 7155 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.4% done] [ 7334/ 5640 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 9012/ 3445 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 7574/ 4112 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 6838/ 4957 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 4815/ 6066 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.1% done] [ 4457/ 5562 kb/s] [eta 00m:13s] Threads: 3: [mmm] [61.3% done] [ 10089/ 446 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 6781/ 2633 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 8313/ 849 kb/s] [eta 00m:12s] Threads: 3: [VVV] [66.7% done] [ 6603/ 2100 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 19569/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 16314/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [80.6% done] [ 19870/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.9% done] [ 18903/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [87.1% done] [ 19447/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=20286 read : io=100MiB, bw=3,818KiB/s, runt= 27460msec slat (msec): min= 0, max= 5508, avg=1383.94, stdev=1960.72 clat (msec): min= 0, max= 530, avg=76.88, stdev=79.17 bw (KiB/s) : min= 104, max=20822, per=38.67%, avg=4430.00, stdev=3796.44 write: io=45,696KiB, bw=2,130KiB/s, runt= 21961msec slat (msec): min= 0, max= 9, avg= 0.12, stdev= 0.63 clat (msec): min= 0, max= 806, avg=120.87, stdev=120.20 bw (KiB/s) : min= 0, max= 8690, per=56.65%, avg=2639.74, stdev=2219.06 cpu : usr=3.48%, sys=0.35%, ctx=1890 IO depths : 1=0.1%, 2=0.2%, 4=15.2%, 8=84.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.8%, 10=5.3%, 20=16.3%, 50=21.6%, 100=22.3% lat (msec): 250=25.8%, 500=6.0%, 750=0.6%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20287 read : io=100MiB, bw=3,851KiB/s, runt= 27222msec slat (msec): min= 0, max= 5627, avg=935.57, stdev=1632.72 clat (msec): min= 0, max= 550, avg=89.54, stdev=78.58 bw (KiB/s) : min= 118, max=10183, per=35.75%, avg=4094.96, stdev=2552.64 write: io=29,760KiB, bw=1,441KiB/s, runt= 21139msec slat (msec): min= 0, max= 10, avg= 0.13, stdev= 0.84 clat (msec): min= 0, max= 899, avg=111.69, stdev=116.90 bw (KiB/s) : min= 0, max= 6487, per=47.09%, avg=2194.54, stdev=1970.02 cpu : usr=3.35%, sys=0.24%, ctx=1842 IO depths : 1=0.1%, 2=0.2%, 4=11.4%, 8=88.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.3%, 10=3.1%, 20=11.8%, 50=22.2%, 100=26.1% lat (msec): 250=30.9%, 500=4.2%, 750=0.7%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=20288 read : io=100MiB, bw=3,937KiB/s, runt= 26629msec slat (msec): min= 0, max= 5383, avg=795.87, stdev=1527.10 clat (msec): min= 0, max= 577, avg=96.55, stdev=78.58 bw (KiB/s) : min= 28, max= 9043, per=38.48%, avg=4407.60, stdev=2268.44 write: io=24,588KiB, bw=1,145KiB/s, runt= 21982msec slat (msec): min= 0, max= 3, avg= 0.06, stdev= 0.28 clat (msec): min= 0, max= 745, avg=103.98, stdev=119.49 bw (KiB/s) : min= 0, max= 5963, per=57.25%, avg=2668.00, stdev=2256.93 cpu : usr=3.12%, sys=0.38%, ctx=1836 IO depths : 1=0.1%, 2=0.2%, 4=10.0%, 8=89.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.8%, 10=2.4%, 20=7.6%, 50=23.1%, 100=28.9% lat (msec): 250=30.0%, 500=5.5%, 750=0.7%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,455KiB/s, minb=3,818KiB/s, maxb=3,937KiB/s, mint=26629msec, maxt=27460msec WRITE: io=98MiB, aggrb=4,660KiB/s, minb=1,145KiB/s, maxb=2,130KiB/s, mint=26629msec, maxt=27460msec Disk stats (read/write): sda: ios=5134/1767, merge=1641/402, ticks=467232/212456, in_queue=679688, util=99.71% 2.78user 0.41system 0:27.71elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2391minor)pagefaults 0swaps