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: [FFm] [17.6% done] [ 2076/ 13132 kb/s] [eta 00m:14s] Threads: 3: [FFm] [66.7% done] [ 656/ 61544 kb/s] [eta 00m:02s] Threads: 3: [FFF] [100.0% done] [ 0/ 14444 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] [70.0% done] [ 13904/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [71.4% done] [ 30384/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [76.2% done] [ 26960/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 29008/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 36304/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [90.5% done] [ 34608/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.2% done] [ 27212/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 39848/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 36011/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=22725 read : io=100MiB, bw=4,564KiB/s, runt= 22971msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1214, avg=45.31, stdev=120.19 bw (KiB/s) : min= 6, max=31178, per=70.90%, avg=9704.53, stdev=8303.74 write: io=99,148KiB, bw=7,509KiB/s, runt= 13520msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.02 clat (msec): min= 0, max= 155, avg= 0.50, stdev= 5.65 bw (KiB/s) : min= 0, max=131399, per=300.84%, avg=65699.50, stdev=92913.12 cpu : usr=3.47%, sys=1.97%, ctx=7529 IO depths : 1=1.7%, 2=56.5%, 4=30.9%, 8=10.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.7%, 4=0.4%, 10=24.1%, 20=13.1%, 50=3.5%, 100=1.1% lat (msec): 250=5.1%, 500=1.3%, 750=0.1%, 1000=0.1%, >=2000=0.3% fio: (groupid=0): err= 0: pid=22726 read : io=100MiB, bw=4,774KiB/s, runt= 21962msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 714, avg=41.47, stdev=82.50 bw (KiB/s) : min= 5, max=23364, per=74.97%, avg=10260.94, stdev=7845.52 write: io=98MiB, bw=7,580KiB/s, runt= 13520msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 155, avg= 0.64, stdev= 6.81 bw (KiB/s) : min= 0, max=131145, per=200.54%, avg=43795.67, stdev=75646.84 cpu : usr=3.55%, sys=2.13%, ctx=7194 IO depths : 1=1.0%, 2=54.0%, 4=33.0%, 8=12.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.6%, 4=0.7%, 10=18.1%, 20=17.1%, 50=5.7%, 100=1.5% lat (msec): 250=5.7%, 500=1.1%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=22727 read : io=100MiB, bw=4,689KiB/s, runt= 22326msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 662, avg=55.66, stdev=98.77 bw (KiB/s) : min= 18, max=22262, per=59.76%, avg=8178.87, stdev=6720.37 write: io=89,120KiB, bw=6,751KiB/s, runt= 13516msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 562, avg= 2.59, stdev=28.45 bw (KiB/s) : min= 0, max=128262, per=212.81%, avg=46476.00, stdev=71048.45 cpu : usr=3.03%, sys=1.79%, ctx=7313 IO depths : 1=1.1%, 2=53.5%, 4=30.7%, 8=14.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=48.6%, 4=0.2%, 10=17.1%, 20=16.8%, 50=4.4%, 100=1.1% lat (msec): 250=8.9%, 500=2.0%, 750=0.5%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,687KiB/s, minb=4,564KiB/s, maxb=4,774KiB/s, mint=21962msec, maxt=22971msec WRITE: io=282MiB, aggrb=21,839KiB/s, minb=6,751KiB/s, maxb=7,580KiB/s, mint=21962msec, maxt=22971msec Disk stats (read/write): sda: ios=3167/2051, merge=1608/70013, ticks=79160/1666876, in_queue=1746040, util=98.78% 2.30user 1.38system 0:23.29elapsed 15%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2473minor)pagefaults 0swaps