fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmF] [13.6% done] [ 9192/ 59520 kb/s] [eta 00m:19s] Threads: 3: [FFF] [100.0% done] [ 1516/103488 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: 3: [FFV] [70.0% done] [ 1928/ 0 kb/s] [eta 00m:06s] Threads: 3: [FFV] [75.0% done] [ 8554/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [69.6% done] [ 20358/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.0% done] [ 26044/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.0% done] [ 36112/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.0% done] [ 26960/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [80.0% done] [ 29381/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.5% done] [ 32296/ 0 kb/s] [eta 00m:03s] Threads: 2: [VV_] [100.0% done] [ 31443/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 34125/ 0 kb/s] [eta 00m:00s] Threads: 1: [V__] [100.0% done] [ 33982/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=19314 read : io=100MiB, bw=4,302KiB/s, runt= 24373msec clat (msec): min= 0, max= 355, avg= 5.98, stdev=25.52 bw (KiB/s) : min= 6, max=35175, per=68.85%, avg=8885.81, stdev=8743.32 write: io=88,380KiB, bw=5,644KiB/s, runt= 16033msec clat (msec): min= 0, max= 62, avg= 0.29, stdev= 3.10 bw (KiB/s) : min= 0, max=116228, per=221.60%, avg=39535.67, stdev=66428.16 cpu : usr=4.81%, sys=1.30%, ctx=895 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=83.6%, 4=4.4%, 10=6.7%, 20=2.1%, 50=1.6%, 100=0.5% lat (msec): 250=1.0%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19315 read : io=100MiB, bw=4,419KiB/s, runt= 23727msec clat (msec): min= 0, max= 251, avg= 5.86, stdev=23.31 bw (KiB/s) : min= 10, max=18350, per=65.11%, avg=8402.85, stdev=5863.41 write: io=95,508KiB, bw=6,222KiB/s, runt= 15717msec clat (msec): min= 0, max= 37, avg= 0.23, stdev= 2.17 bw (KiB/s) : min= 0, max=26498, per=86.52%, avg=15436.00, stdev=13779.87 cpu : usr=5.21%, sys=1.25%, ctx=938 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=82.7%, 4=4.8%, 10=7.4%, 20=1.9%, 50=1.8%, 100=0.2% lat (msec): 250=1.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19316 read : io=100MiB, bw=4,706KiB/s, runt= 22281msec clat (msec): min= 0, max= 330, avg= 5.76, stdev=22.89 bw (KiB/s) : min= 10, max=18489, per=74.96%, avg=9674.58, stdev=6685.09 write: io=95,468KiB, bw=7,234KiB/s, runt= 13513msec clat (msec): min= 0, max= 83, avg= 0.09, stdev= 2.25 bw (KiB/s) : min= 0, max=117825, per=288.83%, avg=51530.00, stdev=60284.21 cpu : usr=5.48%, sys=1.49%, ctx=898 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=84.5%, 4=4.4%, 10=6.2%, 20=1.4%, 50=1.9%, 100=0.9% lat (msec): 250=0.6%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,906KiB/s, minb=4,302KiB/s, maxb=4,706KiB/s, mint=22281msec, maxt=24373msec WRITE: io=273MiB, aggrb=17,841KiB/s, minb=5,644KiB/s, maxb=7,234KiB/s, mint=22281msec, maxt=24373msec Disk stats (read/write): sda: ios=3392/2057, merge=1362/67706, ticks=81100/1755328, in_queue=1836952, util=99.23% 3.63user 0.96system 0:24.69elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1082minor)pagefaults 0swaps