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] [30.0% done] [ 664/ 13884 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 0/ 60440 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: [FFV] [68.4% done] [ 1856/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFV] [73.7% done] [ 3708/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVV] [68.2% done] [ 8100/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 24076/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.0% done] [ 33692/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 33536/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [82.6% done] [ 31128/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.9% done] [ 33984/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 33828/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 32548/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 36120/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30745 read : io=100MiB, bw=4,366KiB/s, runt= 24012msec clat (msec): min= 0, max= 305, avg= 5.93, stdev=26.69 bw (KiB/s) : min= 5, max=22806, per=66.71%, avg=8738.55, stdev=7433.84 write: io=97,376KiB, bw=6,363KiB/s, runt= 15669msec clat (msec): min= 0, max= 366, avg= 0.26, stdev= 9.09 bw (KiB/s) : min= 0, max=42850, per=104.15%, avg=20107.00, stdev=21546.28 cpu : usr=5.95%, sys=1.53%, ctx=836 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=86.9%, 4=4.6%, 10=5.2%, 20=0.7%, 50=0.9%, 100=0.4% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30746 read : io=100MiB, bw=4,457KiB/s, runt= 23526msec clat (msec): min= 0, max= 351, avg= 5.07, stdev=23.91 bw (KiB/s) : min= 16, max=28672, per=83.86%, avg=10986.06, stdev=7116.91 write: io=97,692KiB, bw=6,603KiB/s, runt= 15150msec clat (msec): min= 0, max= 24, avg= 0.05, stdev= 0.91 bw (KiB/s) : min= 0, max=94355, per=244.38%, avg=47177.50, stdev=66719.06 cpu : usr=5.07%, sys=1.55%, ctx=887 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=85.6%, 4=4.9%, 10=6.2%, 20=1.1%, 50=1.0%, 100=0.2% lat (msec): 250=0.9%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=30747 read : io=100MiB, bw=4,745KiB/s, runt= 22094msec clat (msec): min= 0, max= 247, avg= 5.59, stdev=23.66 bw (KiB/s) : min= 12, max=23722, per=77.84%, avg=10196.42, stdev=6744.13 write: io=98MiB, bw=8,260KiB/s, runt= 12438msec clat (msec): min= 0, max= 24, avg= 0.10, stdev= 1.21 bw (KiB/s) : min= 0, max=80794, per=278.65%, avg=53792.67, stdev=46585.93 cpu : usr=6.28%, sys=1.59%, ctx=828 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=4.9%, 10=5.6%, 20=1.0%, 50=1.0%, 100=0.6% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,100KiB/s, minb=4,366KiB/s, maxb=4,745KiB/s, mint=22094msec, maxt=24012msec WRITE: io=288MiB, aggrb=19,305KiB/s, minb=6,363KiB/s, maxb=8,260KiB/s, mint=22094msec, maxt=24012msec Disk stats (read/write): sda: ios=3131/2248, merge=1171/71412, ticks=80352/1826604, in_queue=1911432, util=97.62% 4.00user 1.10system 0:24.32elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (4major+1070minor)pagefaults 0swaps