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: [mFF] [75.0% done] [ 113/111534 kb/s] [eta 00m:01s] Threads: 3: [FFF] [100.0% done] [ 0/ 4189 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.4% done] [ 0/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 15068/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [68.2% done] [ 35020/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [72.7% done] [ 31132/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.0% done] [ 28004/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [85.7% done] [ 35660/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [95.0% done] [ 35408/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 32232/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37876/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 33964/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5473 read : io=100MiB, bw=4,592KiB/s, runt= 22830msec clat (msec): min= 0, max= 904, avg= 6.50, stdev=36.28 bw (KiB/s) : min= 8, max=30784, per=65.08%, avg=8966.45, stdev=7448.15 write: io=92,808KiB, bw=7,187KiB/s, runt= 13223msec clat (msec): min= 0, max= 117, avg= 0.07, stdev= 2.92 bw (KiB/s) : min= 0, max=117727, per=257.24%, avg=58863.50, stdev=83245.56 cpu : usr=5.31%, sys=1.51%, ctx=905 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=85.7%, 4=4.7%, 10=5.9%, 20=1.6%, 50=0.5%, 100=0.2% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5474 read : io=100MiB, bw=4,800KiB/s, runt= 21841msec clat (msec): min= 0, max= 416, avg= 5.43, stdev=27.79 bw (KiB/s) : min= 14, max=24232, per=71.85%, avg=9899.06, stdev=6237.65 write: io=98MiB, bw=7,793KiB/s, runt= 13177msec clat (msec): min= 0, max= 54, avg= 0.15, stdev= 2.18 bw (KiB/s) : min= 0, max=55582, per=148.41%, avg=33961.00, stdev=29774.93 cpu : usr=5.88%, sys=1.70%, ctx=790 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=86.5%, 4=4.7%, 10=6.1%, 20=0.7%, 50=0.7%, 100=0.2% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=5475 read : io=100MiB, bw=4,688KiB/s, runt= 22363msec clat (msec): min= 0, max= 268, avg= 5.33, stdev=26.81 bw (KiB/s) : min= 15, max=21815, per=80.05%, avg=11029.82, stdev=5350.08 write: io=100MiB, bw=7,957KiB/s, runt= 13177msec clat (msec): min= 0, max= 54, avg= 0.26, stdev= 2.56 bw (KiB/s) : min= 0, max=108445, per=196.42%, avg=44947.00, stdev=56552.49 cpu : usr=5.42%, sys=1.84%, ctx=742 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=85.8%, 4=4.4%, 10=7.0%, 20=1.0%, 50=0.5%, 100=0.2% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,778KiB/s, minb=4,592KiB/s, maxb=4,800KiB/s, mint=21841msec, maxt=22830msec WRITE: io=289MiB, aggrb=22,883KiB/s, minb=7,187KiB/s, maxb=7,957KiB/s, mint=21841msec, maxt=22830msec Disk stats (read/write): sda: ios=3145/1992, merge=1036/71748, ticks=61312/1663664, in_queue=1732988, util=98.30% 3.71user 1.19system 0:23.23elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1070minor)pagefaults 0swaps