fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mFF] [25.0% done] [ 424/ 17872 kb/s] [eta 00m:09s] Threads: 3: [mFF] [25.0% done] [ 308/ 0 kb/s] [eta 00m:12s] Threads: 3: [mFF] [41.7% done] [ 324/ 23636 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 0/ 40140 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: 2: [VV_] [72.2% done] [ 12984/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [82.4% done] [ 30284/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [93.8% done] [ 28492/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [94.1% done] [ 34492/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 32768/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 29372/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=3531 read : io=100MiB, bw=5,600KiB/s, runt= 18722msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1567, avg=46.06, stdev=143.79 bw (KiB/s) : min= 8, max=30793, per=90.57%, avg=9938.37, stdev=9668.86 write: io=94,364KiB, bw=7,523KiB/s, runt= 12844msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 875, avg= 2.42, stdev=33.82 bw (KiB/s) : min= 0, max=126640, per=191.76%, avg=44612.33, stdev=71129.13 cpu : usr=4.74%, sys=2.44%, ctx=4627 IO depths : 1=2.8%, 2=58.4%, 4=28.1%, 8=10.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.4%, 4=2.8%, 10=18.3%, 20=17.0%, 50=5.5%, 100=2.2% lat (msec): 250=5.3%, 500=0.7%, 750=0.1%, 1000=0.1%, >=2000=0.5% fio: (groupid=0): err= 0: pid=3532 read : io=100MiB, bw=5,487KiB/s, runt= 19109msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 427, avg=32.70, stdev=57.44 bw (KiB/s) : min= 18, max=23251, per=107.85%, avg=11834.13, stdev=8002.27 write: io=95,232KiB, bw=7,587KiB/s, runt= 12852msec slat (msec): min= 0, max= 3, avg= 0.00, stdev= 0.07 clat (msec): min= 0, max= 190, avg= 1.05, stdev= 9.77 bw (KiB/s) : min= 0, max=134938, per=224.14%, avg=52145.67, stdev=72501.58 cpu : usr=4.65%, sys=2.28%, ctx=4611 IO depths : 1=3.1%, 2=58.1%, 4=28.6%, 8=10.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.8%, 4=2.5%, 10=19.0%, 20=16.6%, 50=5.7%, 100=2.5% lat (msec): 250=5.0%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=3533 read : io=0KiB, bw=0KiB/s, runt= 12853msec write: io=100MiB, bw=8,184KiB/s, runt= 12812msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 4, avg= 0.21, stdev= 0.46 bw (KiB/s) : min= 0, max=132333, per=284.40%, avg=66166.50, stdev=93573.56 cpu : usr=6.35%, sys=2.61%, ctx=2820 IO depths : 1=0.3%, 2=96.5%, 4=3.2%, 8=0.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.2%, 4=0.9%, 10=0.1%, 20=0.0%, 50=0.0%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=10,973KiB/s, minb=0KiB/s, maxb=5,600KiB/s, mint=12853msec, maxt=19109msec WRITE: io=285MiB, aggrb=23,265KiB/s, minb=7,523KiB/s, maxb=8,184KiB/s, mint=12853msec, maxt=19109msec Disk stats (read/write): sda: ios=2160/1863, merge=832/70967, ticks=38604/1676532, in_queue=1724144, util=97.43% 2.64user 1.28system 0:19.44elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2451minor)pagefaults 0swaps