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] [12.0% done] [ 13304/ 5401 kb/s] [eta 00m:22s] Threads: 3: [mmm] [16.0% done] [ 5741/ 14860 kb/s] [eta 00m:21s] Threads: 3: [mmm] [19.2% done] [ 10032/ 7541 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.0% done] [ 12962/ 5412 kb/s] [eta 00m:18s] Threads: 3: [mmm] [28.0% done] [ 12324/ 3221 kb/s] [eta 00m:18s] Threads: 3: [mmm] [30.8% done] [ 12283/ 3527 kb/s] [eta 00m:18s] Threads: 3: [mmm] [34.6% done] [ 9431/ 6542 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 4599/ 9618 kb/s] [eta 00m:17s] Threads: 3: [mmm] [40.7% done] [ 5636/ 8448 kb/s] [eta 00m:16s] Threads: 3: [mmm] [42.9% done] [ 11601/ 3917 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 9484/ 3571 kb/s] [eta 00m:15s] Threads: 3: [mmm] [50.0% done] [ 8996/ 4608 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.7% done] [ 4404/ 6635 kb/s] [eta 00m:14s] Threads: 3: [mmm] [55.2% done] [ 8159/ 2836 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.7% done] [ 7269/ 4612 kb/s] [eta 00m:13s] Threads: 3: [mmm] [60.0% done] [ 7111/ 3120 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 10967/ 678 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.5% done] [ 4900/ 4584 kb/s] [eta 00m:12s] Threads: 3: [mmm] [65.6% done] [ 4676/ 4668 kb/s] [eta 00m:11s] Threads: 3: [VVV] [68.8% done] [ 11160/ 512 kb/s] [eta 00m:10s] Threads: 3: [VVV] [71.9% done] [ 19352/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [77.4% done] [ 19700/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [80.6% done] [ 20080/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [86.7% done] [ 19182/ 0 kb/s] [eta 00m:04s] Threads: 1: [__V] [93.1% done] [ 20548/ 0 kb/s] [eta 00m:02s] fio: (groupid=0): err= 0: pid=15527 read : io=100MiB, bw=3,876KiB/s, runt= 27053msec slat (msec): min= 0, max= 5466, avg=1149.05, stdev=1763.00 clat (msec): min= 0, max= 449, avg=90.52, stdev=83.74 bw (KiB/s) : min= 98, max=11392, per=37.15%, avg=4249.76, stdev=2907.55 write: io=38,884KiB, bw=1,842KiB/s, runt= 21616msec slat (msec): min= 0, max= 4, avg= 0.09, stdev= 0.39 clat (msec): min= 0, max= 994, avg=122.93, stdev=129.24 bw (KiB/s) : min= 0, max= 5853, per=46.92%, avg=2445.39, stdev=1971.20 cpu : usr=3.55%, sys=0.24%, ctx=1702 IO depths : 1=0.1%, 2=0.4%, 4=14.7%, 8=84.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.5%, 10=4.8%, 20=11.8%, 50=23.7%, 100=19.8% lat (msec): 250=31.2%, 500=6.9%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15528 read : io=100MiB, bw=3,960KiB/s, runt= 26478msec slat (msec): min= 0, max= 5949, avg=989.59, stdev=1789.36 clat (msec): min= 4, max= 673, avg=90.86, stdev=82.12 bw (KiB/s) : min= 19, max= 9696, per=38.92%, avg=4451.65, stdev=2275.59 write: io=30,496KiB, bw=1,543KiB/s, runt= 20230msec slat (msec): min= 0, max= 2, avg= 0.04, stdev= 0.22 clat (msec): min= 0, max= 1075, avg=120.59, stdev=114.52 bw (KiB/s) : min= 0, max= 7601, per=50.12%, avg=2612.35, stdev=2320.95 cpu : usr=3.29%, sys=0.27%, ctx=1739 IO depths : 1=0.1%, 2=0.3%, 4=10.3%, 8=89.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.3%, 10=2.3%, 20=9.6%, 50=24.4%, 100=27.4% lat (msec): 250=28.9%, 500=6.0%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=15529 read : io=100MiB, bw=3,813KiB/s, runt= 27498msec slat (msec): min= 0, max= 6046, avg=1572.17, stdev=2173.21 clat (msec): min= 0, max= 529, avg=90.81, stdev=86.42 bw (KiB/s) : min= 35, max=13486, per=36.49%, avg=4173.56, stdev=2997.70 write: io=40,644KiB, bw=1,944KiB/s, runt= 21409msec slat (msec): min= 0, max= 3, avg= 0.05, stdev= 0.27 clat (msec): min= 0, max= 848, avg=98.89, stdev=97.67 bw (KiB/s) : min= 0, max= 7441, per=54.74%, avg=2853.12, stdev=2454.92 cpu : usr=3.56%, sys=0.25%, ctx=1775 IO depths : 1=0.1%, 2=0.3%, 4=16.1%, 8=83.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.6%, 10=4.6%, 20=12.2%, 50=22.6%, 100=24.3% lat (msec): 250=27.4%, 500=7.0%, 750=0.2%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=11,439KiB/s, minb=3,813KiB/s, maxb=3,960KiB/s, mint=26478msec, maxt=27498msec WRITE: io=107MiB, aggrb=5,212KiB/s, minb=1,543KiB/s, maxb=1,944KiB/s, mint=26478msec, maxt=27498msec Disk stats (read/write): sda: ios=4808/1835, merge=1468/412, ticks=458244/234820, in_queue=693084, util=99.48% 2.88user 0.23system 0:27.76elapsed 11%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2383minor)pagefaults 0swaps