fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=libaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [Fmm] [5.0% done] [ 1784/ 44180 kb/s] [eta 00m:57s] Threads: 3: [Fmm] [6.7% done] [ 1768/ 41192 kb/s] [eta 00m:56s] Threads: 3: [FmF] [45.5% done] [ 1377/ 66637 kb/s] [eta 00m:06s] Threads: 3: [FmF] [46.2% done] [ 1216/ 0 kb/s] [eta 00m:07s] Threads: 3: [FFF] [100.0% done] [ 484/ 34508 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: [VFF] [70.6% done] [ 684/ 0 kb/s] [eta 00m:05s] Threads: 3: [VFF] [81.2% done] [ 18932/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [66.7% done] [ 26700/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.2% done] [ 19720/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.2% done] [ 29004/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.0% done] [ 36368/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.0% done] [ 30948/ 0 kb/s] [eta 00m:02s] Threads: 2: [_VV] [100.0% done] [ 33256/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 37752/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [100.0% done] [ 31564/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=5159 read : io=100MiB, bw=5,688KiB/s, runt= 18434msec slat (msec): min=11185, max=17512, avg=14260.54, stdev=1833.82 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=35729, per=109.29%, avg=15538.36, stdev=8254.44 write: io=100MiB, bw=8,891KiB/s, runt= 11793msec slat (msec): min= 0, max= 18, avg= 1.81, stdev= 2.02 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=115400, per=272.08%, avg=57700.00, stdev=81600.12 cpu : usr=6.62%, sys=2.02%, ctx=815 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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=5160 read : io=100MiB, bw=4,739KiB/s, runt= 22126msec slat (msec): min= 130, max=15565, avg=11919.19, stdev=3491.26 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 4, max=22123, per=55.68%, avg=7915.40, stdev=6915.41 write: io=91,312KiB, bw=6,704KiB/s, runt= 13947msec slat (msec): min= 0, max= 135, avg= 2.00, stdev= 7.62 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=92202, per=145.24%, avg=30802.00, stdev=53174.06 cpu : usr=5.24%, sys=1.57%, ctx=1027 IO depths : 1=12.6%, 2=25.0%, 4=49.9%, 8=12.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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=5161 read : io=100MiB, bw=4,743KiB/s, runt= 22107msec slat (msec): min= 124, max=18078, avg=14745.66, stdev=3398.51 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 22, max=22540, per=69.47%, avg=9876.67, stdev=7788.05 write: io=95,140KiB, bw=6,986KiB/s, runt= 13945msec slat (msec): min= 0, max= 129, avg= 2.33, stdev= 8.59 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=91082, per=144.68%, avg=30682.33, stdev=52309.87 cpu : usr=5.25%, sys=1.52%, ctx=1007 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 8=12.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=99.9%, 4=0.0%, 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% Run status group 0 (all jobs): READ: io=300MiB, aggrb=14,217KiB/s, minb=4,739KiB/s, maxb=5,688KiB/s, mint=18434msec, maxt=22126msec WRITE: io=282MiB, aggrb=21,207KiB/s, minb=6,704KiB/s, maxb=8,891KiB/s, mint=18434msec, maxt=22126msec Disk stats (read/write): sda: ios=3192/1445, merge=1247/70788, ticks=103180/1471156, in_queue=1574332, util=98.77% 3.59user 1.06system 0:22.56elapsed 20%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2416minor)pagefaults 0swaps