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] [ 0/ 65540 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: [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] [68.2% done] [ 7432/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 25048/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [77.3% done] [ 28780/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.8% done] [ 27344/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.5% done] [ 34596/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 37668/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36156/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29556/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28908/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 35376/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=25285 read : io=100MiB, bw=4,244KiB/s, runt= 24702msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 920, avg=55.12, stdev=100.73 bw (KiB/s) : min= 0, max=14956, per=66.82%, avg=8508.57, stdev=4845.06 write: io=90,844KiB, bw=6,266KiB/s, runt= 14844msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 306, avg= 0.85, stdev=12.15 bw (KiB/s) : min= 0, max=139878, per=346.49%, avg=69939.00, stdev=98908.68 cpu : usr=2.82%, sys=2.02%, ctx=5282 IO depths : 1=1.6%, 2=54.5%, 4=31.1%, 8=12.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.2%, 4=0.1%, 10=20.1%, 20=13.1%, 50=5.1%, 100=2.1% lat (msec): 250=7.3%, 500=2.6%, 750=0.1%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25286 read : io=100MiB, bw=4,263KiB/s, runt= 24597msec clat (msec): min= 0, max= 626, avg=45.51, stdev=82.90 bw (KiB/s) : min= 1, max=21295, per=79.20%, avg=10084.94, stdev=6349.22 write: io=100MiB, bw=7,063KiB/s, runt= 14844msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 12, avg= 0.31, stdev= 0.94 bw (KiB/s) : min= 0, max=114933, per=284.70%, avg=57466.50, stdev=81269.90 cpu : usr=3.43%, sys=2.08%, ctx=5314 IO depths : 1=1.4%, 2=56.8%, 4=31.4%, 8=10.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.1%, 4=1.7%, 10=19.7%, 20=14.1%, 50=5.4%, 100=2.1% lat (msec): 250=5.7%, 500=1.9%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25287 read : io=100MiB, bw=4,271KiB/s, runt= 24545msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 599, avg=48.33, stdev=87.27 bw (KiB/s) : min= 3, max=23306, per=72.32%, avg=9209.37, stdev=6925.40 write: io=99,364KiB, bw=6,856KiB/s, runt= 14840msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 151, avg= 0.63, stdev= 6.87 bw (KiB/s) : min= 0, max=50605, per=125.35%, avg=25302.50, stdev=35783.14 cpu : usr=3.29%, sys=1.74%, ctx=5246 IO depths : 1=1.6%, 2=55.0%, 4=31.9%, 8=11.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.4%, 4=0.9%, 10=21.1%, 20=13.8%, 50=4.3%, 100=1.7% lat (msec): 250=5.6%, 500=3.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,734KiB/s, minb=4,244KiB/s, maxb=4,271KiB/s, mint=24545msec, maxt=24702msec WRITE: io=286MiB, aggrb=20,185KiB/s, minb=6,266KiB/s, maxb=7,063KiB/s, mint=24545msec, maxt=24702msec Disk stats (read/write): sda: ios=3087/2737, merge=1699/70336, ticks=80244/1956980, in_queue=2037236, util=98.88% 2.39user 1.51system 0:25.03elapsed 15%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2476minor)pagefaults 0swaps