fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmF] [7.1% done] [ 6700/107528 kb/s] [eta 00m:39s] Threads: 3: [FmF] [7.1% done] [ 64/ 20300 kb/s] [eta 00m:52s] Threads: 3: [FmF] [8.3% done] [ 0/ 0 kb/s] [eta 00m:55s] Threads: 3: [FmF] [10.0% done] [ 252/ 0 kb/s] [eta 00m:54s] Threads: 3: [FmF] [11.7% done] [ 284/ 0 kb/s] [eta 00m:53s] Threads: 3: [FmF] [13.3% done] [ 896/ 0 kb/s] [eta 00m:52s] Threads: 3: [FmF] [15.0% done] [ 212/ 0 kb/s] [eta 00m:51s] Threads: 3: [FmF] [16.7% done] [ 156/ 1224 kb/s] [eta 00m:50s] Threads: 3: [FmF] [50.0% done] [ 284/ 59624 kb/s] [eta 00m:11s] Threads: 3: [FmF] [50.0% done] [ 140/ 0 kb/s] [eta 00m:12s] Threads: 3: [FmF] [50.0% done] [ 184/ 0 kb/s] [eta 00m:13s] Threads: 3: [FmF] [48.3% done] [ 56/ 0 kb/s] [eta 00m:15s] Threads: 3: [VmV] [50.0% done] [ 8648/ 0 kb/s] [eta 00m:15s] Threads: 3: [VFV] [69.6% done] [ 26108/ 26508 kb/s] [eta 00m:07s] Threads: 3: [VFV] [73.9% done] [ 18440/ 0 kb/s] [eta 00m:06s] Threads: 3: [VFV] [81.8% done] [ 21624/ 0 kb/s] [eta 00m:04s] Threads: 3: [VFV] [90.5% done] [ 26808/ 0 kb/s] [eta 00m:02s] Threads: 3: [VFV] [100.0% done] [ 28043/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFV] [100.0% done] [ 23316/ 0 kb/s] [eta 00m:00s] Threads: 2: [VF_] [100.0% done] [ 22636/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [74.2% done] [ 29044/ 0 kb/s] [eta 00m:08s] Threads: 1: [_V_] [96.0% done] [ 32304/ 0 kb/s] [eta 00m:01s] Threads: 1: [_V_] [100.0% done] [ 30516/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=29415 read : io=100MiB, bw=4,498KiB/s, runt= 23311msec clat (msec): min= 0, max= 245, avg= 6.18, stdev=26.03 bw (KiB/s) : min= 0, max=22290, per=71.18%, avg=8650.09, stdev=7123.48 write: io=95,304KiB, bw=6,796KiB/s, runt= 14360msec clat (msec): min= 0, max= 73, avg= 0.14, stdev= 2.47 bw (KiB/s) : min= 0, max=101572, per=368.44%, avg=47274.67, stdev=51148.86 cpu : usr=5.16%, sys=1.27%, ctx=935 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=85.5%, 4=4.4%, 10=6.0%, 20=1.1%, 50=1.3%, 100=0.5% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=29416 read : io=100MiB, bw=4,050KiB/s, runt= 25886msec clat (msec): min= 0, max= 1428, avg=10.17, stdev=77.90 bw (KiB/s) : min= 2, max=32931, per=56.91%, avg=6915.80, stdev=11519.10 write: io=87,356KiB, bw=3,992KiB/s, runt= 22406msec clat (msec): min= 0, max= 708, avg= 0.47, stdev=18.29 bw (KiB/s) : min= 0, max=121872, per=240.67%, avg=30880.50, stdev=60665.82 cpu : usr=4.85%, sys=1.04%, ctx=1097 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=82.0%, 4=5.7%, 10=7.5%, 20=1.8%, 50=1.7%, 100=0.5% lat (msec): 250=0.3%, 500=0.2%, 750=0.1%, 1000=0.1%, >=2000=0.1% fio: (groupid=0): err= 0: pid=29417 read : io=100MiB, bw=4,840KiB/s, runt= 21662msec clat (msec): min= 0, max= 216, avg= 4.77, stdev=21.37 bw (KiB/s) : min= 1, max=27189, per=88.89%, avg=10802.12, stdev=7526.48 write: io=98,108KiB, bw=6,994KiB/s, runt= 14364msec clat (msec): min= 0, max= 32, avg= 0.08, stdev= 1.18 bw (KiB/s) : min= 0, max=44487, per=173.36%, avg=22243.50, stdev=31457.06 cpu : usr=5.71%, sys=1.42%, ctx=988 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=85.3%, 4=4.9%, 10=6.3%, 20=1.0%, 50=1.2%, 100=0.5% lat (msec): 250=0.6%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,152KiB/s, minb=4,050KiB/s, maxb=4,840KiB/s, mint=21662msec, maxt=25886msec WRITE: io=274MiB, aggrb=12,831KiB/s, minb=3,992KiB/s, maxb=6,994KiB/s, mint=21662msec, maxt=25886msec Disk stats (read/write): sda: ios=3453/2775, merge=1460/67163, ticks=90808/2361796, in_queue=2473684, util=98.98% 3.71user 0.97system 0:26.29elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1081minor)pagefaults 0swaps