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] [11.5% done] [ 16420/ 3120 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 12248/ 9004 kb/s] [eta 00m:21s] Threads: 3: [mmm] [18.5% done] [ 8008/ 7904 kb/s] [eta 00m:22s] Threads: 3: [mmm] [22.2% done] [ 10540/ 8792 kb/s] [eta 00m:21s] Threads: 3: [mmm] [25.9% done] [ 8840/ 8604 kb/s] [eta 00m:20s] Threads: 3: [mmm] [29.6% done] [ 3468/ 12784 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.6% done] [ 11220/ 6060 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 752/ 13556 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.3% done] [ 13240/ 2736 kb/s] [eta 00m:15s] Threads: 3: [mmm] [44.4% done] [ 13184/ 1152 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.1% done] [ 8628/ 4596 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 8924/ 4384 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.6% done] [ 5872/ 6208 kb/s] [eta 00m:13s] Threads: 3: [mmm] [57.1% done] [ 2588/ 8584 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 6664/ 3616 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.0% done] [ 5340/ 2396 kb/s] [eta 00m:12s] Threads: 3: [mmm] [61.3% done] [ 5824/ 2960 kb/s] [eta 00m:12s] Threads: 3: [mmm] [64.5% done] [ 3032/ 5300 kb/s] [eta 00m:11s] Threads: 3: [mmm] [65.6% done] [ 5960/ 1012 kb/s] [eta 00m:11s] Threads: 3: [mmV] [66.7% done] [ 5296/ 724 kb/s] [eta 00m:11s] Threads: 3: [VmV] [67.6% done] [ 13248/ 1148 kb/s] [eta 00m:11s] Threads: 3: [VVV] [70.6% done] [ 16432/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [73.5% done] [ 17660/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [76.5% done] [ 15620/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [79.4% done] [ 17632/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [84.8% done] [ 17672/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.9% done] [ 13496/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=4086 read : io=100MiB, bw=3,499KiB/s, runt= 29963msec slat (msec): min= 0, max= 7167, avg=1569.50, stdev=2205.19 clat (msec): min= 0, max= 686, avg=89.55, stdev=110.25 bw (KiB/s) : min= 162, max= 9763, per=37.85%, avg=3949.60, stdev=2558.47 write: io=45,764KiB, bw=2,054KiB/s, runt= 22813msec slat (msec): min= 0, max= 8, avg= 0.07, stdev= 0.53 clat (msec): min= 0, max= 836, avg=98.78, stdev=145.52 bw (KiB/s) : min= 0, max= 9481, per=56.33%, avg=3007.69, stdev=2267.52 cpu : usr=3.16%, sys=0.15%, ctx=1857 IO depths : 1=0.1%, 2=0.5%, 4=19.2%, 8=80.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.7%, 4=0.7%, 10=8.8%, 20=20.1%, 50=32.6%, 100=6.6% lat (msec): 250=13.3%, 500=14.3%, 750=0.6%, 1000=0.3%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4087 read : io=100MiB, bw=3,478KiB/s, runt= 30144msec slat (msec): min= 0, max= 7908, avg=1537.75, stdev=2480.74 clat (msec): min= 0, max= 1020, avg=102.66, stdev=120.65 bw (KiB/s) : min= 7, max= 8759, per=37.91%, avg=3956.17, stdev=2266.94 write: io=35,228KiB, bw=1,566KiB/s, runt= 23032msec slat (msec): min= 0, max= 142, avg= 0.59, stdev= 7.50 clat (msec): min= 0, max= 892, avg=119.24, stdev=149.18 bw (KiB/s) : min= 0, max= 6996, per=49.56%, avg=2645.96, stdev=2010.86 cpu : usr=3.09%, sys=0.23%, ctx=1769 IO depths : 1=0.2%, 2=0.5%, 4=13.6%, 8=85.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.0%, 4=1.1%, 10=5.0%, 20=16.3%, 50=33.3%, 100=8.8% lat (msec): 250=14.6%, 500=17.8%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=4088 read : io=100MiB, bw=3,534KiB/s, runt= 29669msec slat (msec): min= 0, max= 8004, avg=1707.81, stdev=2439.23 clat (msec): min= 0, max= 604, avg=95.65, stdev=104.99 bw (KiB/s) : min= 93, max= 9622, per=37.85%, avg=3950.00, stdev=2483.40 write: io=39,108KiB, bw=1,830KiB/s, runt= 21880msec slat (msec): min= 0, max= 2, avg= 0.02, stdev= 0.16 clat (msec): min= 0, max= 1104, avg=108.61, stdev=140.54 bw (KiB/s) : min= 0, max= 7761, per=48.39%, avg=2583.40, stdev=2339.58 cpu : usr=3.42%, sys=0.24%, ctx=1797 IO depths : 1=0.3%, 2=0.5%, 4=16.2%, 8=83.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=2.7%, 4=1.5%, 10=5.6%, 20=17.3%, 50=31.4%, 100=8.3% lat (msec): 250=17.4%, 500=15.4%, 750=0.3%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,435KiB/s, minb=3,478KiB/s, maxb=3,534KiB/s, mint=29669msec, maxt=30144msec WRITE: io=117MiB, aggrb=5,339KiB/s, minb=1,566KiB/s, maxb=2,054KiB/s, mint=29669msec, maxt=30144msec Disk stats (read/write): sda: ios=4741/2206, merge=1668/415, ticks=487028/248068, in_queue=735096, util=99.60% 2.97user 0.27system 0:30.40elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2406minor)pagefaults 0swaps