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] [7.9% done] [ 6824/ 26816 kb/s] [eta 00m:35s] Threads: 3: [Fmm] [40.0% done] [ 1520/ 75396 kb/s] [eta 00m:06s] Threads: 3: [VFm] [55.6% done] [ 19640/ 51916 kb/s] [eta 00m:04s] Threads: 3: [VFF] [85.7% done] [ 5556/ 23720 kb/s] [eta 00m:01s] Threads: 3: [VFF] [87.5% done] [ 2608/ 0 kb/s] [eta 00m:01s] Threads: 3: [VFF] [88.9% done] [ 3640/ 0 kb/s] [eta 00m:01s] Threads: 3: [VFF] [100.0% done] [ 13244/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 6112/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 11424/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 15712/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 11404/ 0 kb/s] [eta 00m:00s] Threads: 3: [VFF] [100.0% done] [ 9764/ 0 kb/s] [eta 00m:00s] Threads: 2: [_VV] [71.4% done] [ 33628/ 0 kb/s] [eta 00m:06s] Threads: 2: [_VV] [80.0% done] [ 40912/ 0 kb/s] [eta 00m:04s] Threads: 2: [_VV] [94.4% done] [ 42824/ 0 kb/s] [eta 00m:01s] Threads: 1: [_VE] [100.0% done] [ 38756/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=1401 read : io=100MiB, bw=7,310KiB/s, runt= 14343msec slat (msec): min= 3550, max=13406, avg=8836.40, stdev=3174.58 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 16, max=35072, per=61.11%, avg=10171.05, stdev=7932.55 write: io=100MiB, bw=23,712KiB/s, runt= 4422msec slat (msec): min= 0, max= 12, avg= 1.89, stdev= 2.02 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=112696, per=282.28%, avg=56348.00, stdev=79688.11 cpu : usr=8.73%, sys=2.62%, ctx=668 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=1402 read : io=100MiB, bw=5,548KiB/s, runt= 18900msec slat (msec): min= 70, max=14373, avg=11919.68, stdev=3454.53 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=38854, per=72.05%, avg=11991.27, stdev=11136.51 write: io=88,904KiB, bw=6,344KiB/s, runt= 14348msec slat (msec): min= 0, max= 93, avg= 2.13, stdev= 5.63 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=96820, per=162.42%, avg=32423.00, stdev=55769.89 cpu : usr=6.20%, sys=2.20%, ctx=943 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% fio: (groupid=0): err= 0: pid=1403 read : io=100MiB, bw=5,730KiB/s, runt= 18299msec slat (msec): min= 108, max=13088, avg=10334.14, stdev=3026.34 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 21, max=30691, per=78.41%, avg=13051.14, stdev=11573.11 write: io=88,944KiB, bw=6,335KiB/s, runt= 14376msec slat (msec): min= 0, max= 16, avg= 1.61, stdev= 1.96 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=41291, per=103.42%, avg=20645.50, stdev=29197.15 cpu : usr=6.27%, sys=2.27%, ctx=976 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=16,644KiB/s, minb=5,548KiB/s, maxb=7,310KiB/s, mint=14343msec, maxt=18900msec WRITE: io=274MiB, aggrb=19,962KiB/s, minb=6,335KiB/s, maxb=23,712KiB/s, mint=14343msec, maxt=18900msec Disk stats (read/write): sda: ios=2918/1330, merge=1142/68483, ticks=36804/1518740, in_queue=1674612, util=98.89% 3.62user 1.27system 0:19.16elapsed 25%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2405minor)pagefaults 0swaps