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] [30.0% done] [ 2240/ 46172 kb/s] [eta 00m:07s] Threads: 3: [mFF] [30.8% done] [ 1344/ 0 kb/s] [eta 00m:09s] Threads: 3: [mFF] [31.2% done] [ 1396/ 0 kb/s] [eta 00m:11s] Threads: 3: [mFF] [31.6% done] [ 1508/ 0 kb/s] [eta 00m:13s] Threads: 3: [mFF] [31.8% done] [ 1568/ 0 kb/s] [eta 00m:15s] Threads: 3: [mFF] [42.1% done] [ 1380/ 14344 kb/s] [eta 00m:11s] Threads: 3: [mFF] [47.4% done] [ 1820/ 2952 kb/s] [eta 00m:10s] Threads: 3: [FFF] [100.0% done] [ 0/ 33280 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_] [69.6% done] [ 8772/ 0 kb/s] [eta 00m:07s] Threads: 2: [VV_] [73.9% done] [ 28892/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [85.7% done] [ 25332/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [100.0% done] [ 32924/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 34664/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 28980/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=31552 read : io=100MiB, bw=4,733KiB/s, runt= 22154msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 606, avg=70.38, stdev=124.12 bw (KiB/s) : min= 12, max=26968, per=65.38%, avg=6188.52, stdev=7071.22 write: io=83,836KiB, bw=5,391KiB/s, runt= 15924msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 398, avg= 2.67, stdev=23.88 bw (KiB/s) : min= 0, max= 7905, per=25.03%, avg=4514.67, stdev=4070.67 cpu : usr=2.85%, sys=1.84%, ctx=5107 IO depths : 1=1.5%, 2=52.1%, 4=29.5%, 8=17.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.9%, 4=0.3%, 10=18.0%, 20=13.6%, 50=7.3%, 100=1.7% lat (msec): 250=6.1%, 500=5.4%, 750=0.5%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31553 read : io=100MiB, bw=4,813KiB/s, runt= 21786msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 414, avg=35.43, stdev=59.13 bw (KiB/s) : min= 6, max=32499, per=128.67%, avg=12180.07, stdev=9653.57 write: io=94,208KiB, bw=6,061KiB/s, runt= 15916msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 150, avg= 0.76, stdev= 6.89 bw (KiB/s) : min= 0, max=33499, per=92.88%, avg=16749.50, stdev=23687.37 cpu : usr=3.34%, sys=1.43%, ctx=5220 IO depths : 1=1.1%, 2=55.2%, 4=30.4%, 8=13.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.4%, 4=0.5%, 10=16.5%, 20=16.1%, 50=8.5%, 100=2.3% lat (msec): 250=5.4%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31554 read : io=0KiB, bw=0KiB/s, runt= 15982msec write: io=100MiB, bw=6,586KiB/s, runt= 15920msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 3, avg= 0.17, stdev= 0.39 bw (KiB/s) : min= 0, max=128065, per=355.07%, avg=64032.50, stdev=90555.63 cpu : usr=5.18%, sys=1.93%, ctx=3447 IO depths : 1=0.3%, 2=97.3%, 4=2.4%, 8=0.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.9%, 4=0.5%, 10=0.0%, 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=9,466KiB/s, minb=0KiB/s, maxb=4,813KiB/s, mint=15982msec, maxt=22154msec WRITE: io=274MiB, aggrb=18,034KiB/s, minb=5,391KiB/s, maxb=6,586KiB/s, mint=15982msec, maxt=22154msec Disk stats (read/write): sda: ios=2424/2232, merge=836/67827, ticks=45616/2153544, in_queue=2207548, util=99.00% 2.25user 1.08system 0:22.45elapsed 14%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2460minor)pagefaults 0swaps