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: [mFm] [42.9% done] [ 10451/120811 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 357/ 51360 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: [FFV] [71.4% done] [ 4957/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFV] [78.6% done] [ 5808/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [80.0% done] [ 6590/ 0 kb/s] [eta 00m:03s] Threads: 3: [FFV] [86.7% done] [ 6257/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [66.7% done] [ 11710/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.2% done] [ 35287/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.2% done] [ 40797/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [89.5% done] [ 41538/ 0 kb/s] [eta 00m:02s] Threads: 2: [VV_] [100.0% done] [ 43040/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 43813/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=8310 read : io=100MiB, bw=5,360KiB/s, runt= 19561msec slat (msec): min= 45, max=15756, avg=12377.93, stdev=3889.16 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 6, max=25278, per=71.64%, avg=11320.07, stdev=8582.45 write: io=92,068KiB, bw=6,951KiB/s, runt= 13562msec slat (msec): min= 0, max= 15, avg= 1.93, stdev= 2.21 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=15443, per=37.52%, avg=7721.50, stdev=10919.85 cpu : usr=6.52%, sys=1.76%, ctx=2210 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=8311 read : io=100MiB, bw=5,267KiB/s, runt= 19908msec slat (msec): min= 29, max=17184, avg=14552.58, stdev=3509.29 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 18, max=41712, per=78.79%, avg=12450.00, stdev=12056.62 write: io=96,104KiB, bw=7,202KiB/s, runt= 13663msec slat (msec): min= 0, max= 32, avg= 2.13, stdev= 2.91 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=103422, per=167.95%, avg=34567.67, stdev=59629.77 cpu : usr=6.59%, sys=1.73%, ctx=879 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=8312 read : io=100MiB, bw=6,035KiB/s, runt= 17373msec slat (msec): min= 56, max=14380, avg=10511.57, stdev=3660.36 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 3, max=20990, per=58.05%, avg=9173.21, stdev=5343.89 write: io=86,460KiB, bw=9,929KiB/s, runt= 8916msec slat (msec): min= 0, max= 11, avg= 1.73, stdev= 1.91 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=107465, per=261.07%, avg=53732.50, stdev=75989.23 cpu : usr=6.84%, sys=2.33%, ctx=864 IO depths : 1=12.6%, 2=25.0%, 4=50.0%, 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% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,801KiB/s, minb=5,267KiB/s, maxb=6,035KiB/s, mint=17373msec, maxt=19908msec WRITE: io=268MiB, aggrb=20,582KiB/s, minb=6,951KiB/s, maxb=9,929KiB/s, mint=17373msec, maxt=19908msec Disk stats (read/write): sda: ios=2913/1688, merge=1276/66763, ticks=37888/1487448, in_queue=1561276, util=98.72% 3.80user 1.11system 0:20.15elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2426minor)pagefaults 0swaps