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: [mFm] [27.3% done] [ 3576/ 82956 kb/s] [eta 00m:08s] Threads: 3: [mFm] [57.1% done] [ 4724/ 61648 kb/s] [eta 00m:03s] Threads: 3: [mFm] [62.5% done] [ 7196/ 0 kb/s] [eta 00m:03s] Threads: 3: [mFF] [60.0% done] [ 5440/ 4668 kb/s] [eta 00m:04s] Threads: 3: [mFF] [63.6% done] [ 352/ 156 kb/s] [eta 00m:04s] Threads: 3: [mFF] [61.5% done] [ 428/ 0 kb/s] [eta 00m:05s] Threads: 3: [mFF] [60.0% done] [ 300/ 0 kb/s] [eta 00m:06s] Threads: 3: [mFF] [62.5% done] [ 184/ 0 kb/s] [eta 00m:06s] Threads: 3: [mFF] [61.1% done] [ 288/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 12/ 11060 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: [V_V] [68.0% done] [ 2324/ 0 kb/s] [eta 00m:08s] Threads: 2: [V_V] [75.0% done] [ 26324/ 0 kb/s] [eta 00m:06s] Threads: 2: [V_V] [82.6% done] [ 24844/ 0 kb/s] [eta 00m:04s] Threads: 2: [V_V] [90.9% done] [ 29372/ 0 kb/s] [eta 00m:02s] Threads: 2: [V_V] [100.0% done] [ 32304/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 26688/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=16381 read : io=100MiB, bw=4,504KiB/s, runt= 23279msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 1047, avg=76.15, stdev=138.27 bw (KiB/s) : min= 0, max=22388, per=66.47%, avg=5987.50, stdev=6496.74 write: io=77,132KiB, bw=4,661KiB/s, runt= 16944msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 723, avg= 6.38, stdev=50.14 bw (KiB/s) : min= 0, max=28949, per=53.60%, avg=8516.00, stdev=13828.87 cpu : usr=2.61%, sys=1.60%, ctx=5152 IO depths : 1=0.9%, 2=48.1%, 4=30.8%, 8=20.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=43.8%, 4=0.3%, 10=13.8%, 20=13.0%, 50=9.6%, 100=4.9% lat (msec): 250=10.1%, 500=2.4%, 750=1.0%, 1000=0.7%, >=2000=0.1% fio: (groupid=0): err= 0: pid=16382 read : io=0KiB, bw=0KiB/s, runt= 16958msec write: io=100MiB, bw=6,198KiB/s, runt= 16916msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 4, avg= 0.18, stdev= 0.43 bw (KiB/s) : min= 0, max=130031, per=409.24%, avg=65015.50, stdev=91945.80 cpu : usr=4.69%, sys=1.82%, ctx=3467 IO depths : 1=0.3%, 2=97.6%, 4=2.1%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=98.1%, 4=1.2%, 10=0.1%, 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=16383 read : io=100MiB, bw=4,529KiB/s, runt= 23149msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 462, avg=51.66, stdev=72.84 bw (KiB/s) : min= 1, max=23060, per=91.34%, avg=8228.30, stdev=6537.32 write: io=83,356KiB, bw=5,042KiB/s, runt= 16928msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 270, avg= 1.24, stdev=11.91 bw (KiB/s) : min= 0, max=36494, per=118.65%, avg=18849.67, stdev=18276.83 cpu : usr=2.78%, sys=1.52%, ctx=5228 IO depths : 1=1.2%, 2=50.2%, 4=30.7%, 8=17.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.1%, 4=0.3%, 10=15.8%, 20=14.0%, 50=8.4%, 100=5.5% lat (msec): 250=9.0%, 500=1.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=200MiB, aggrb=9,008KiB/s, minb=0KiB/s, maxb=4,529KiB/s, mint=16958msec, maxt=23279msec WRITE: io=257MiB, aggrb=15,887KiB/s, minb=4,661KiB/s, maxb=6,198KiB/s, mint=16958msec, maxt=23279msec Disk stats (read/write): sda: ios=2917/2388, merge=1010/63182, ticks=55720/2388964, in_queue=2446484, util=99.31% 2.10user 1.10system 0:23.61elapsed 13%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2461minor)pagefaults 0swaps