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] [ 180/ 84716 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] [ 9324/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [73.7% done] [ 29044/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [75.0% done] [ 30512/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [84.2% done] [ 27200/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.4% done] [ 35488/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 38084/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 37024/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 28624/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 30000/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=735 read : io=100MiB, bw=4,723KiB/s, runt= 22199msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 895, avg=48.96, stdev=95.08 bw (KiB/s) : min= 0, max=18578, per=61.14%, avg=8663.10, stdev=5431.42 write: io=92,276KiB, bw=7,440KiB/s, runt= 12700msec slat (msec): min= 0, max= 2, avg= 0.00, stdev= 0.05 clat (msec): min= 0, max= 87, avg= 0.43, stdev= 4.03 bw (KiB/s) : min= 0, max=125757, per=271.40%, avg=62878.50, stdev=88923.63 cpu : usr=3.53%, sys=1.68%, ctx=5213 IO depths : 1=1.9%, 2=56.6%, 4=30.0%, 8=11.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=50.6%, 4=0.1%, 10=23.0%, 20=12.2%, 50=3.9%, 100=0.9% lat (msec): 250=6.6%, 500=2.3%, 750=0.1%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=736 read : io=100MiB, bw=4,754KiB/s, runt= 22053msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 590, avg=48.34, stdev=89.55 bw (KiB/s) : min= 19, max=21487, per=69.17%, avg=9801.53, stdev=5599.78 write: io=98,996KiB, bw=7,982KiB/s, runt= 12700msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 149, avg= 0.64, stdev= 7.01 bw (KiB/s) : min= 0, max=125206, per=270.21%, avg=62603.00, stdev=88534.01 cpu : usr=3.85%, sys=1.60%, ctx=4982 IO depths : 1=1.3%, 2=55.5%, 4=31.7%, 8=11.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=49.8%, 4=0.6%, 10=18.0%, 20=15.6%, 50=6.4%, 100=1.5% lat (msec): 250=5.8%, 500=2.0%, 750=0.2%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=737 read : io=100MiB, bw=4,830KiB/s, runt= 21705msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 510, avg=49.51, stdev=84.61 bw (KiB/s) : min= 6, max=21232, per=62.27%, avg=8823.43, stdev=7046.96 write: io=96,344KiB, bw=7,760KiB/s, runt= 12712msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 175, avg= 0.70, stdev= 6.74 bw (KiB/s) : min= 0, max=27013, per=58.30%, avg=13506.50, stdev=19101.08 cpu : usr=3.59%, sys=2.10%, ctx=4956 IO depths : 1=1.5%, 2=52.5%, 4=33.1%, 8=13.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=48.6%, 4=0.6%, 10=18.6%, 20=16.2%, 50=4.6%, 100=1.8% lat (msec): 250=6.8%, 500=2.6%, 750=0.1%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,170KiB/s, minb=4,723KiB/s, maxb=4,830KiB/s, mint=21705msec, maxt=22199msec WRITE: io=281MiB, aggrb=23,168KiB/s, minb=7,440KiB/s, maxb=7,982KiB/s, mint=21705msec, maxt=22199msec Disk stats (read/write): sda: ios=3212/1619, merge=1267/70212, ticks=85024/1735500, in_queue=1825624, util=99.13% 2.46user 1.23system 0:22.46elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2462minor)pagefaults 0swaps