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: [FFF] [100.0% done] [ 247/ 40224 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] [68.8% done] [ 3823/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [75.0% done] [ 44889/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [86.7% done] [ 46697/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [93.3% done] [ 45015/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 45324/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 46823/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 42000/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=26422 read : io=100MiB, bw=6,060KiB/s, runt= 17303msec slat (msec): min= 9873, max=16346, avg=13219.12, stdev=1902.97 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 8, max=19483, per=81.22%, avg=14546.82, stdev=4986.85 write: io=100MiB, bw=9,840KiB/s, runt= 10656msec slat (msec): min= 0, max= 15, avg= 1.84, stdev= 2.04 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=112041, per=199.08%, avg=56020.50, stdev=79224.95 cpu : usr=7.26%, sys=2.52%, ctx=688 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=26423 read : io=100MiB, bw=6,089KiB/s, runt= 17218msec slat (msec): min= 54, max=14433, avg=10901.71, stdev=2867.37 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 27, max=15729, per=63.01%, avg=11284.50, stdev=5651.39 write: io=94,084KiB, bw=9,008KiB/s, runt= 10694msec slat (msec): min= 0, max= 722, avg= 2.21, stdev=18.02 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=45887, per=81.53%, avg=22943.50, stdev=32447.01 cpu : usr=6.99%, sys=2.35%, ctx=791 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=26424 read : io=100MiB, bw=5,970KiB/s, runt= 17564msec slat (msec): min= 102, max=16090, avg=13068.88, stdev=2565.55 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 11, max=32137, per=76.49%, avg=13699.69, stdev=7323.14 write: io=98,688KiB, bw=9,408KiB/s, runt= 10741msec slat (msec): min= 0, max= 17, avg= 1.86, stdev= 2.10 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=106634, per=189.47%, avg=53317.00, stdev=75401.62 cpu : usr=6.95%, sys=2.64%, ctx=751 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=17,910KiB/s, minb=5,970KiB/s, maxb=6,089KiB/s, mint=17218msec, maxt=17564msec WRITE: io=288MiB, aggrb=28,140KiB/s, minb=9,008KiB/s, maxb=9,840KiB/s, mint=17218msec, maxt=17564msec Disk stats (read/write): sda: ios=2597/1615, merge=1159/72021, ticks=28356/1346920, in_queue=1376064, util=98.33% 3.72user 1.34system 0:17.80elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2400minor)pagefaults 0swaps