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: [mmm] [30.0% done] [ 5868/ 91732 kb/s] [eta 00m:07s] Threads: 3: [mFF] [50.0% done] [ 1672/ 96940 kb/s] [eta 00m:04s] Threads: 3: [mFF] [62.5% done] [ 784/ 19392 kb/s] [eta 00m:03s] Threads: 3: [FFF] [100.0% done] [ 0/ 13460 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: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.0% done] [ 11432/ 0 kb/s] [eta 00m:08s] Threads: 3: [VVV] [75.0% done] [ 31064/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [79.2% done] [ 29384/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [83.3% done] [ 28296/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [91.3% done] [ 36596/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 36096/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 29772/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36816/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 31964/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=13060 read : io=100MiB, bw=4,090KiB/s, runt= 25634msec clat (msec): min= 0, max= 470, avg= 7.27, stdev=31.24 bw (KiB/s) : min= 7, max=19595, per=57.13%, avg=6965.25, stdev=5820.54 write: io=93,760KiB, bw=5,866KiB/s, runt= 16365msec clat (msec): min= 0, max= 26, avg= 0.19, stdev= 2.01 bw (KiB/s) : min= 0, max=14944, per=54.81%, avg=9717.00, stdev=8423.23 cpu : usr=5.63%, sys=1.19%, ctx=978 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=85.1%, 4=4.1%, 10=6.0%, 20=1.2%, 50=1.6%, 100=0.8% lat (msec): 250=1.1%, 500=0.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13061 read : io=100MiB, bw=4,194KiB/s, runt= 24999msec clat (msec): min= 0, max= 585, avg= 6.41, stdev=30.57 bw (KiB/s) : min= 12, max=19286, per=72.85%, avg=8882.35, stdev=5399.44 write: io=94,192KiB, bw=5,892KiB/s, runt= 16368msec clat (msec): min= 0, max= 8, avg= 0.01, stdev= 0.28 bw (KiB/s) : min= 0, max=37288, per=105.16%, avg=18644.00, stdev=26366.60 cpu : usr=5.34%, sys=1.36%, ctx=985 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=84.3%, 4=5.2%, 10=6.9%, 20=0.9%, 50=1.1%, 100=0.5% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=13062 read : io=100MiB, bw=4,064KiB/s, runt= 25801msec clat (msec): min= 0, max= 344, avg= 6.69, stdev=30.19 bw (KiB/s) : min= 0, max=15417, per=60.67%, avg=7397.43, stdev=5627.57 write: io=95,440KiB, bw=5,973KiB/s, runt= 16361msec clat (msec): min= 0, max= 107, avg= 0.34, stdev= 3.56 bw (KiB/s) : min= 0, max=30301, per=69.41%, avg=12306.33, stdev=15931.27 cpu : usr=4.71%, sys=1.13%, ctx=1026 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=83.4%, 4=4.7%, 10=7.7%, 20=1.3%, 50=1.1%, 100=0.5% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,192KiB/s, minb=4,064KiB/s, maxb=4,194KiB/s, mint=24999msec, maxt=25801msec WRITE: io=277MiB, aggrb=17,729KiB/s, minb=5,866KiB/s, maxb=5,973KiB/s, mint=24999msec, maxt=25801msec Disk stats (read/write): sda: ios=3385/2145, merge=1389/68657, ticks=110336/1846336, in_queue=1956672, util=99.15% 4.00user 0.95system 0:26.12elapsed 18%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (3major+1080minor)pagefaults 0swaps