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: [mmm] [18.8% done] [ 10716/ 14052 kb/s] [eta 00m:13s] Threads: 3: [mmF] [23.5% done] [ 3644/101676 kb/s] [eta 00m:13s] Threads: 3: [mFF] [26.3% done] [ 6332/ 14052 kb/s] [eta 00m:14s] Threads: 3: [mFF] [27.3% done] [ 2032/ 0 kb/s] [eta 00m:16s] Threads: 3: [mFF] [46.7% done] [ 1596/ 29020 kb/s] [eta 00m:08s] Threads: 3: [FFF] [100.0% done] [ 0/ 30968 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: [VFF] [66.7% done] [ 0/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [68.0% done] [ 17647/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [69.2% done] [ 21227/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [79.2% done] [ 31642/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.0% done] [ 29131/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [91.3% done] [ 29984/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 33048/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34381/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30500/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 28667/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=14453 read : io=100MiB, bw=4,238KiB/s, runt= 24742msec clat (msec): min= 0, max= 372, avg= 8.21, stdev=28.12 bw (KiB/s) : min= 3, max=16432, per=51.62%, avg=6337.36, stdev=4466.88 write: io=83,876KiB, bw=5,320KiB/s, runt= 16143msec clat (msec): min= 0, max= 49, avg= 0.20, stdev= 2.51 bw (KiB/s) : min= 0, max=119693, per=247.47%, avg=41332.00, stdev=67896.71 cpu : usr=4.59%, sys=1.33%, ctx=1129 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=80.8%, 4=5.4%, 10=6.0%, 20=2.3%, 50=3.1%, 100=1.2% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=14454 read : io=100MiB, bw=4,136KiB/s, runt= 25350msec clat (msec): min= 0, max= 254, avg= 7.50, stdev=26.66 bw (KiB/s) : min= 18, max=16172, per=58.73%, avg=7209.52, stdev=4810.70 write: io=86,688KiB, bw=5,498KiB/s, runt= 16143msec clat (msec): min= 0, max= 38, avg= 0.26, stdev= 2.22 bw (KiB/s) : min= 0, max=38131, per=86.98%, avg=14527.33, stdev=20622.27 cpu : usr=4.43%, sys=1.39%, ctx=1107 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=78.9%, 4=5.3%, 10=8.2%, 20=3.1%, 50=2.7%, 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=14455 read : io=100MiB, bw=4,092KiB/s, runt= 25623msec clat (msec): min= 0, max= 460, avg= 6.46, stdev=28.52 bw (KiB/s) : min= 2, max=21052, per=68.32%, avg=8387.18, stdev=6238.64 write: io=92,740KiB, bw=5,883KiB/s, runt= 16140msec clat (msec): min= 0, max= 48, avg= 0.05, stdev= 1.44 bw (KiB/s) : min= 0, max=32276, per=96.62%, avg=16138.00, stdev=22822.58 cpu : usr=4.65%, sys=1.28%, ctx=973 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=84.0%, 4=5.4%, 10=5.7%, 20=1.7%, 50=1.5%, 100=0.5% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,276KiB/s, minb=4,092KiB/s, maxb=4,238KiB/s, mint=24742msec, maxt=25623msec WRITE: io=257MiB, aggrb=16,702KiB/s, minb=5,320KiB/s, maxb=5,883KiB/s, mint=24742msec, maxt=25623msec Disk stats (read/write): sda: ios=3817/2034, merge=1325/63756, ticks=86156/2040896, in_queue=2127052, util=99.36% 3.45user 1.04system 0:25.97elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1071minor)pagefaults 0swaps