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] [9.1% done] [ 6830/ 12454 kb/s] [eta 00m:30s] Threads: 3: [mmm] [11.8% done] [ 8370/ 10053 kb/s] [eta 00m:30s] Threads: 3: [mmm] [15.6% done] [ 8992/ 9939 kb/s] [eta 00m:27s] Threads: 3: [mmm] [18.2% done] [ 10067/ 5967 kb/s] [eta 00m:27s] Threads: 3: [mmm] [21.2% done] [ 9012/ 5469 kb/s] [eta 00m:26s] Threads: 3: [mmm] [25.0% done] [ 8163/ 9037 kb/s] [eta 00m:24s] Threads: 3: [mmm] [28.1% done] [ 9545/ 5168 kb/s] [eta 00m:23s] Threads: 3: [mmm] [30.3% done] [ 10000/ 4603 kb/s] [eta 00m:23s] Threads: 3: [mmm] [34.4% done] [ 5720/ 10187 kb/s] [eta 00m:21s] Threads: 3: [mmm] [37.5% done] [ 10608/ 4192 kb/s] [eta 00m:20s] Threads: 3: [mmm] [40.6% done] [ 13328/ 212 kb/s] [eta 00m:19s] Threads: 3: [mmm] [45.2% done] [ 8560/ 5480 kb/s] [eta 00m:17s] Threads: 3: [mmm] [46.9% done] [ 7348/ 4792 kb/s] [eta 00m:17s] Threads: 3: [mmm] [50.0% done] [ 2080/ 9152 kb/s] [eta 00m:16s] Threads: 3: [mmm] [53.1% done] [ 7871/ 2750 kb/s] [eta 00m:15s] Threads: 3: [mmm] [56.2% done] [ 4888/ 5348 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 8188/ 3536 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.6% done] [ 5244/ 4968 kb/s] [eta 00m:13s] Threads: 3: [mmm] [65.6% done] [ 11120/ 60 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 15992/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [74.2% done] [ 18648/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [77.4% done] [ 19512/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [83.3% done] [ 21336/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [86.7% done] [ 20568/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [90.0% done] [ 21660/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=3046 read : io=100MiB, bw=3,753KiB/s, runt= 27938msec slat (msec): min= 0, max= 6442, avg=1535.80, stdev=2225.21 clat (msec): min= 2, max= 676, avg=75.94, stdev=86.14 bw (KiB/s) : min= 96, max=16068, per=45.46%, avg=5054.31, stdev=4178.33 write: io=50,808KiB, bw=2,423KiB/s, runt= 21466msec slat (msec): min= 0, max= 8, avg= 0.10, stdev= 0.52 clat (msec): min= 0, max= 907, avg=154.01, stdev=157.38 bw (KiB/s) : min= 0, max= 7284, per=47.20%, avg=3040.13, stdev=1837.51 cpu : usr=3.59%, sys=0.29%, ctx=1771 IO depths : 1=0.1%, 2=0.4%, 4=14.6%, 8=84.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=4.3%, 20=16.9%, 50=24.8%, 100=18.8% lat (msec): 250=24.8%, 500=8.1%, 750=1.0%, 1000=0.5%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3047 read : io=100MiB, bw=3,901KiB/s, runt= 26875msec slat (msec): min= 0, max= 7302, avg=1440.33, stdev=2277.60 clat (msec): min= 0, max= 487, avg=88.80, stdev=76.27 bw (KiB/s) : min= 9, max= 9266, per=37.12%, avg=4126.98, stdev=2665.03 write: io=37,844KiB, bw=1,957KiB/s, runt= 19796msec slat (msec): min= 0, max= 12, avg= 0.16, stdev= 1.00 clat (msec): min= 0, max= 825, avg=118.24, stdev=111.90 bw (KiB/s) : min= 0, max= 7025, per=40.49%, avg=2608.17, stdev=2218.20 cpu : usr=3.42%, sys=0.33%, ctx=1738 IO depths : 1=0.1%, 2=0.2%, 4=11.5%, 8=88.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.1%, 4=0.4%, 10=2.5%, 20=10.9%, 50=22.9%, 100=24.4% lat (msec): 250=31.1%, 500=6.1%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3048 read : io=100MiB, bw=3,706KiB/s, runt= 28290msec slat (msec): min= 0, max= 7688, avg=2243.55, stdev=2771.92 clat (msec): min= 0, max= 373, avg=91.34, stdev=84.22 bw (KiB/s) : min= 4, max=14004, per=37.73%, avg=4195.20, stdev=2961.89 write: io=46,376KiB, bw=2,284KiB/s, runt= 20785msec slat (msec): min= 0, max= 7, avg= 0.08, stdev= 0.47 clat (msec): min= 0, max= 887, avg=96.54, stdev=124.64 bw (KiB/s) : min= 0, max=14532, per=49.52%, avg=3189.77, stdev=3267.59 cpu : usr=3.59%, sys=0.28%, ctx=1839 IO depths : 1=0.2%, 2=0.4%, 4=15.6%, 8=83.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=0.6%, 10=5.1%, 20=13.1%, 50=23.5%, 100=21.1% lat (msec): 250=26.1%, 500=7.2%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,119KiB/s, minb=3,706KiB/s, maxb=3,901KiB/s, mint=26875msec, maxt=28290msec WRITE: io=132MiB, aggrb=6,441KiB/s, minb=1,957KiB/s, maxb=2,423KiB/s, mint=26875msec, maxt=28290msec Disk stats (read/write): sda: ios=4705/2076, merge=1480/389, ticks=417992/268304, in_queue=686296, util=99.50% 3.00user 0.34system 0:28.51elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2399minor)pagefaults 0swaps