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] [9.7% done] [ 12468/ 7408 kb/s] [eta 00m:28s] Threads: 3: [mmm] [14.8% done] [ 15652/ 4024 kb/s] [eta 00m:23s] Threads: 3: [mmm] [17.9% done] [ 13956/ 6000 kb/s] [eta 00m:23s] Threads: 3: [mmm] [22.2% done] [ 9508/ 8164 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 10396/ 5928 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 7496/ 7320 kb/s] [eta 00m:19s] Threads: 3: [mmm] [33.3% done] [ 12088/ 3864 kb/s] [eta 00m:18s] Threads: 3: [mmm] [35.7% done] [ 12216/ 2484 kb/s] [eta 00m:18s] Threads: 3: [mmm] [40.7% done] [ 10396/ 5064 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.4% done] [ 11124/ 2852 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 9748/ 4292 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 2864/ 9956 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 9492/ 1820 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.2% done] [ 9188/ 3040 kb/s] [eta 00m:13s] Threads: 3: [mmm] [58.6% done] [ 6808/ 3668 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 6696/ 2964 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.3% done] [ 4384/ 5688 kb/s] [eta 00m:11s] Threads: 3: [mmm] [64.5% done] [ 3480/ 5484 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 904/ 6316 kb/s] [eta 00m:11s] Threads: 3: [VmV] [66.7% done] [ 8980/ 1268 kb/s] [eta 00m:11s] Threads: 3: [VVV] [71.9% done] [ 16880/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [75.0% done] [ 17176/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [78.1% done] [ 17268/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 14980/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.4% done] [ 16568/ 0 kb/s] [eta 00m:05s] Threads: 1: [_V_] [96.6% done] [ 15900/ 0 kb/s] [eta 00m:01s] fio: (groupid=0): err= 0: pid=8426 read : io=100MiB, bw=3,795KiB/s, runt= 27630msec slat (msec): min= 0, max= 6389, avg=1266.69, stdev=1982.47 clat (msec): min= 0, max= 543, avg=91.16, stdev=108.64 bw (KiB/s) : min= 130, max=12043, per=39.18%, avg=4282.92, stdev=2978.91 write: io=34,644KiB, bw=1,668KiB/s, runt= 21259msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.20 clat (msec): min= 0, max= 794, avg=112.06, stdev=161.48 bw (KiB/s) : min= 0, max= 5291, per=44.36%, avg=2278.23, stdev=1815.40 cpu : usr=3.17%, sys=0.14%, ctx=1723 IO depths : 1=0.1%, 2=0.4%, 4=16.5%, 8=83.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.1%, 4=1.5%, 10=6.8%, 20=18.9%, 50=33.1%, 100=7.6% lat (msec): 250=14.9%, 500=13.6%, 750=1.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8427 read : io=100MiB, bw=3,643KiB/s, runt= 28776msec slat (msec): min= 0, max= 6753, avg=2107.52, stdev=2585.34 clat (msec): min= 0, max= 559, avg=80.97, stdev=100.77 bw (KiB/s) : min= 66, max=18552, per=37.44%, avg=4092.42, stdev=3651.00 write: io=48,640KiB, bw=2,259KiB/s, runt= 22042msec slat (msec): min= 0, max= 12, avg= 0.12, stdev= 0.72 clat (msec): min= 0, max= 927, avg=105.64, stdev=151.54 bw (KiB/s) : min= 0, max= 9181, per=55.10%, avg=2829.83, stdev=2331.71 cpu : usr=3.34%, sys=0.28%, ctx=1769 IO depths : 1=0.2%, 2=1.0%, 4=21.6%, 8=77.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.6%, 4=1.8%, 10=8.4%, 20=20.8%, 50=30.2%, 100=8.6% lat (msec): 250=13.5%, 500=12.8%, 750=0.8%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8428 read : io=100MiB, bw=3,749KiB/s, runt= 27967msec slat (msec): min= 0, max= 6782, avg=1373.40, stdev=2188.02 clat (msec): min= 3, max= 733, avg=99.59, stdev=113.63 bw (KiB/s) : min= 36, max= 8746, per=38.62%, avg=4221.91, stdev=2510.98 write: io=27,276KiB, bw=1,307KiB/s, runt= 21359msec slat (msec): min= 0, max= 2, avg= 0.03, stdev= 0.20 clat (msec): min= 0, max= 820, avg=99.63, stdev=138.72 bw (KiB/s) : min= 0, max= 6389, per=43.31%, avg=2224.21, stdev=1978.25 cpu : usr=3.23%, sys=0.23%, ctx=1732 IO depths : 1=0.1%, 2=0.3%, 4=15.2%, 8=84.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.5%, 4=0.8%, 10=6.4%, 20=18.5%, 50=31.0%, 100=8.4% lat (msec): 250=16.9%, 500=14.4%, 750=1.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,931KiB/s, minb=3,643KiB/s, maxb=3,795KiB/s, mint=27630msec, maxt=28776msec WRITE: io=108MiB, aggrb=5,136KiB/s, minb=1,307KiB/s, maxb=2,259KiB/s, mint=27630msec, maxt=28776msec Disk stats (read/write): sda: ios=4640/2068, merge=1689/481, ticks=449432/240248, in_queue=689676, util=98.98% 2.76user 0.23system 0:29.28elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2400minor)pagefaults 0swaps