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: [FFF] [100.0% done] [ 1208/ 95484 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: 3: [VVV] [68.4% done] [ 14448/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [70.0% done] [ 26608/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [78.9% done] [ 31206/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [88.9% done] [ 34560/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [94.4% done] [ 29004/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 36300/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 34660/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29128/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 32592/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=22749 read : io=100MiB, bw=4,737KiB/s, runt= 22134msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 491, avg=50.70, stdev=88.59 bw (KiB/s) : min= 8, max=21789, per=61.16%, avg=8650.25, stdev=6285.40 write: io=97,852KiB, bw=7,990KiB/s, runt= 12540msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 335, avg= 1.51, stdev=17.09 bw (KiB/s) : min= 0, max=126943, per=208.69%, avg=49379.33, stdev=68002.93 cpu : usr=3.63%, sys=1.75%, ctx=7338 IO depths : 1=1.3%, 2=55.9%, 4=31.2%, 8=11.6%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.1%, 4=0.5%, 10=20.1%, 20=13.8%, 50=4.6%, 100=1.6% lat (msec): 250=6.4%, 500=2.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22750 read : io=100MiB, bw=4,889KiB/s, runt= 21445msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 543, avg=53.13, stdev=90.09 bw (KiB/s) : min= 18, max=21910, per=59.72%, avg=8446.19, stdev=5922.36 write: io=93,112KiB, bw=7,605KiB/s, runt= 12536msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 186, avg= 1.04, stdev= 9.86 bw (KiB/s) : min= 0, max=20318, per=42.93%, avg=10159.00, stdev=14367.00 cpu : usr=3.28%, sys=1.79%, ctx=7120 IO depths : 1=1.2%, 2=53.4%, 4=31.2%, 8=14.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=48.6%, 4=0.5%, 10=16.6%, 20=17.1%, 50=5.6%, 100=1.5% lat (msec): 250=7.2%, 500=2.6%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22751 read : io=100MiB, bw=4,714KiB/s, runt= 22242msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 686, avg=49.80, stdev=92.73 bw (KiB/s) : min= 7, max=20073, per=60.10%, avg=8499.29, stdev=6314.85 write: io=98,896KiB, bw=8,073KiB/s, runt= 12544msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 167, avg= 0.55, stdev= 6.93 bw (KiB/s) : min= 0, max=36446, per=77.01%, avg=18223.00, stdev=25771.21 cpu : usr=3.61%, sys=2.34%, ctx=7363 IO depths : 1=1.2%, 2=54.7%, 4=31.8%, 8=12.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.1%, 4=0.4%, 10=18.7%, 20=16.2%, 50=4.8%, 100=1.1% lat (msec): 250=6.6%, 500=1.8%, 750=0.3%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,143KiB/s, minb=4,714KiB/s, maxb=4,889KiB/s, mint=21445msec, maxt=22242msec WRITE: io=283MiB, aggrb=23,662KiB/s, minb=7,605KiB/s, maxb=8,073KiB/s, mint=21445msec, maxt=22242msec Disk stats (read/write): sda: ios=3214/1622, merge=1215/70819, ticks=82684/1769748, in_queue=1853160, util=99.09% 2.34user 1.37system 0:22.51elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2469minor)pagefaults 0swaps