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: [mmF] [60.0% done] [ 1252/ 53612 kb/s] [eta 00m:02s] Threads: 3: [FmF] [57.1% done] [ 644/ 14292 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 156/ 15784 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: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [FF_] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [72.7% done] [ 17604/ 0 kb/s] [eta 00m:06s] Threads: 2: [VV_] [85.0% done] [ 31624/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [94.7% done] [ 37968/ 0 kb/s] [eta 00m:01s] Threads: 2: [VV_] [100.0% done] [ 39260/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 32251/ 0 kb/s] [eta 00m:00s] Threads: 1: [_V_] [100.0% done] [ 38440/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16360 read : io=100MiB, bw=4,931KiB/s, runt= 21255msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1046, avg=38.64, stdev=93.91 bw (KiB/s) : min= 0, max=26571, per=102.37%, avg=9938.82, stdev=9397.95 write: io=97,196KiB, bw=6,345KiB/s, runt= 15684msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 663, avg= 3.31, stdev=29.23 bw (KiB/s) : min= 0, max=136364, per=188.22%, avg=36880.00, stdev=66526.62 cpu : usr=4.08%, sys=1.75%, ctx=4994 IO depths : 1=4.0%, 2=51.3%, 4=32.7%, 8=12.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.3%, 4=0.6%, 10=24.9%, 20=16.0%, 50=3.9%, 100=1.5% lat (msec): 250=6.3%, 500=0.5%, 750=0.4%, 1000=0.2%, >=2000=0.1% fio: (groupid=0): err= 0: pid=16361 read : io=100MiB, bw=4,855KiB/s, runt= 21595msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 871, avg=38.98, stdev=94.10 bw (KiB/s) : min= 11, max=24194, per=99.82%, avg=9691.22, stdev=9200.34 write: io=98MiB, bw=6,575KiB/s, runt= 15700msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 721, avg= 6.28, stdev=48.45 bw (KiB/s) : min= 0, max=53772, per=89.14%, avg=17466.80, stdev=24788.35 cpu : usr=4.30%, sys=2.15%, ctx=4966 IO depths : 1=3.0%, 2=51.2%, 4=34.2%, 8=11.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.1%, 4=0.3%, 10=23.1%, 20=19.4%, 50=4.7%, 100=0.5% lat (msec): 250=6.0%, 500=1.0%, 750=0.6%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=16362 read : io=0KiB, bw=0KiB/s, runt= 14453msec write: io=100MiB, bw=7,273KiB/s, runt= 14416msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 4, avg= 0.17, stdev= 0.40 bw (KiB/s) : min= 0, max=129548, per=330.58%, avg=64774.00, stdev=91604.27 cpu : usr=5.67%, sys=2.19%, ctx=3313 IO depths : 1=0.2%, 2=99.0%, 4=0.7%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.0%, 4=0.4%, 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=9,709KiB/s, minb=0KiB/s, maxb=4,931KiB/s, mint=14453msec, maxt=21595msec WRITE: io=293MiB, aggrb=19,594KiB/s, minb=6,345KiB/s, maxb=7,273KiB/s, mint=14453msec, maxt=21595msec Disk stats (read/write): sda: ios=2027/2307, merge=874/72626, ticks=46128/2045328, in_queue=2092288, util=96.05% 2.67user 1.21system 0:22.15elapsed 17%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2460minor)pagefaults 0swaps