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: [Fmm] [50.0% done] [ 5620/ 31072 kb/s] [eta 00m:03s] Threads: 3: [Fmm] [50.0% done] [ 8004/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 920/ 39334 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: [_VV] [68.2% done] [ 9172/ 0 kb/s] [eta 00m:07s] Threads: 2: [_VV] [72.7% done] [ 27824/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [89.5% done] [ 24420/ 0 kb/s] [eta 00m:02s] Threads: 2: [_VV] [94.7% done] [ 30575/ 0 kb/s] [eta 00m:01s] Threads: 2: [_VV] [100.0% done] [ 32672/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 25316/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=17964 read : io=0KiB, bw=0KiB/s, runt= 14728msec write: io=100MiB, bw=7,138KiB/s, runt= 14688msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 3, avg= 0.17, stdev= 0.45 bw (KiB/s) : min= 0, max=100323, per=263.14%, avg=50161.50, stdev=70939.07 cpu : usr=5.84%, sys=2.80%, ctx=3376 IO depths : 1=4.9%, 2=92.9%, 4=2.2%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=97.7%, 4=1.7%, 10=0.0%, 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% fio: (groupid=0): err= 0: pid=17965 read : io=100MiB, bw=4,959KiB/s, runt= 21074msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 662, avg=43.94, stdev=76.36 bw (KiB/s) : min= 7, max=26063, per=97.49%, avg=9604.10, stdev=9176.97 write: io=89,100KiB, bw=6,210KiB/s, runt= 14692msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 271, avg= 2.01, stdev=16.36 bw (KiB/s) : min= 0, max=23634, per=69.61%, avg=13269.00, stdev=12081.66 cpu : usr=3.68%, sys=1.78%, ctx=5084 IO depths : 1=1.3%, 2=50.3%, 4=31.7%, 8=16.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.6%, 4=1.6%, 10=17.1%, 20=15.7%, 50=9.0%, 100=5.3% lat (msec): 250=6.0%, 500=0.9%, 750=0.4%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=17966 read : io=100MiB, bw=4,933KiB/s, runt= 21253msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 663, avg=51.46, stdev=82.35 bw (KiB/s) : min= 0, max=28160, per=91.25%, avg=8989.05, stdev=8307.73 write: io=82,016KiB, bw=5,719KiB/s, runt= 14684msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 295, avg= 1.02, stdev=11.55 bw (KiB/s) : min= 0, max=15116, per=39.65%, avg=7558.00, stdev=10688.63 cpu : usr=2.92%, sys=2.07%, ctx=5023 IO depths : 1=1.3%, 2=50.1%, 4=29.8%, 8=18.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.5%, 4=0.1%, 10=15.4%, 20=13.8%, 50=10.3%, 100=5.1% lat (msec): 250=7.6%, 500=1.6%, 750=0.4%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=9,851KiB/s, minb=0KiB/s, maxb=4,959KiB/s, mint=14728msec, maxt=21253msec WRITE: io=267MiB, aggrb=19,063KiB/s, minb=5,719KiB/s, maxb=7,138KiB/s, mint=14728msec, maxt=21253msec Disk stats (read/write): sda: ios=2777/1916, merge=829/66361, ticks=45888/1929108, in_queue=1980228, util=98.93% 2.31user 1.28system 0:21.55elapsed 16%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2457minor)pagefaults 0swaps