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: [FFF] [100.0% done] [ 2416/ 39184 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: [FVF] [72.2% done] [ 2700/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVF] [73.7% done] [ 7424/ 0 kb/s] [eta 00m:05s] Threads: 3: [FVF] [83.3% done] [ 13920/ 0 kb/s] [eta 00m:03s] Threads: 3: [FVV] [69.6% done] [ 16476/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [68.0% done] [ 32192/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 31144/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 34528/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 27116/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [87.5% done] [ 39223/ 0 kb/s] [eta 00m:03s] Threads: 2: [V_V] [100.0% done] [ 33659/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 30968/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=2892 read : io=100MiB, bw=4,307KiB/s, runt= 24341msec clat (msec): min= 0, max= 341, avg= 5.21, stdev=25.26 bw (KiB/s) : min= 0, max=28696, per=71.70%, avg=9266.16, stdev=8760.30 write: io=95,468KiB, bw=5,891KiB/s, runt= 16593msec clat (msec): min= 0, max= 51, avg= 0.16, stdev= 2.17 bw (KiB/s) : min= 0, max=53452, per=146.84%, avg=26684.00, stdev=26726.10 cpu : usr=4.83%, sys=1.41%, ctx=877 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=84.1%, 4=5.4%, 10=6.8%, 20=1.3%, 50=1.1%, 100=0.2% lat (msec): 250=0.8%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2893 read : io=100MiB, bw=4,699KiB/s, runt= 22313msec clat (msec): min= 0, max= 351, avg= 5.36, stdev=24.86 bw (KiB/s) : min= 5, max=20766, per=80.19%, avg=10362.53, stdev=5382.31 write: io=100MiB, bw=8,224KiB/s, runt= 12749msec clat (msec): min= 0, max= 104, avg= 0.27, stdev= 3.69 bw (KiB/s) : min= 0, max=113786, per=240.88%, avg=43773.33, stdev=61263.29 cpu : usr=5.47%, sys=1.67%, ctx=782 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=86.4%, 4=3.9%, 10=5.8%, 20=1.1%, 50=1.3%, 100=0.6% lat (msec): 250=0.7%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=2894 read : io=100MiB, bw=4,359KiB/s, runt= 24053msec clat (msec): min= 0, max= 376, avg= 5.63, stdev=25.48 bw (KiB/s) : min= 19, max=23199, per=71.72%, avg=9268.74, stdev=6707.25 write: io=96,596KiB, bw=6,288KiB/s, runt= 15730msec clat (msec): min= 0, max= 42, avg= 0.26, stdev= 2.48 bw (KiB/s) : min= 0, max=34513, per=82.83%, avg=15052.00, stdev=17673.89 cpu : usr=5.14%, sys=1.48%, ctx=2129 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=84.2%, 4=4.3%, 10=7.4%, 20=1.5%, 50=1.1%, 100=0.4% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,923KiB/s, minb=4,307KiB/s, maxb=4,699KiB/s, mint=22313msec, maxt=24341msec WRITE: io=288MiB, aggrb=18,172KiB/s, minb=5,891KiB/s, maxb=8,224KiB/s, mint=22313msec, maxt=24341msec Disk stats (read/write): sda: ios=3180/2277, merge=1267/71075, ticks=78732/1901316, in_queue=2019184, util=99.31% 3.64user 1.08system 0:24.65elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1085minor)pagefaults 0swaps