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: [mmm] [6.8% done] [ 2060/ 54136 kb/s] [eta 00m:41s] Threads: 3: [mmF] [6.8% done] [ 740/ 41704 kb/s] [eta 00m:55s] Threads: 3: [mmF] [8.3% done] [ 124/ 0 kb/s] [eta 00m:55s] Threads: 3: [mmF] [26.1% done] [ 1088/ 28568 kb/s] [eta 00m:17s] Threads: 3: [mFF] [41.2% done] [ 0/ 62469 kb/s] [eta 00m:10s] Threads: 3: [mFF] [40.0% done] [ 0/ 0 kb/s] [eta 00m:12s] Threads: 3: [mFF] [40.9% done] [ 0/ 0 kb/s] [eta 00m:13s] Threads: 3: [FFF] [100.0% done] [ 584/ 41468 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] [68.2% done] [ 1720/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [69.6% done] [ 28368/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [73.9% done] [ 29296/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [81.8% done] [ 28392/ 0 kb/s] [eta 00m:04s] Threads: 3: [VVV] [90.5% done] [ 35364/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [95.2% done] [ 32371/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 34708/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 36292/ 0 kb/s] [eta 00m:00s] Threads: 2: [V_V] [100.0% done] [ 32752/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=30553 read : io=100MiB, bw=4,365KiB/s, runt= 24020msec slat (msec): min= 145, max=13913, avg=10352.89, stdev=2930.31 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 15, max=30096, per=65.92%, avg=8632.40, stdev=7185.52 write: io=95,604KiB, bw=6,612KiB/s, runt= 14804msec slat (msec): min= 0, max= 11, avg= 1.84, stdev= 1.96 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max= 7098, per=18.23%, avg=3549.00, stdev=5019.04 cpu : usr=5.18%, sys=1.35%, ctx=853 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=30554 read : io=100MiB, bw=4,500KiB/s, runt= 23299msec slat (msec): min= 69, max=16719, avg=12096.56, stdev=3808.83 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 27, max=18104, per=69.32%, avg=9078.53, stdev=4605.52 write: io=90,976KiB, bw=6,296KiB/s, runt= 14796msec slat (msec): min= 0, max= 12, avg= 1.84, stdev= 1.94 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=111689, per=286.85%, avg=55844.50, stdev=78976.05 cpu : usr=5.01%, sys=1.79%, ctx=941 IO depths : 1=12.6%, 2=25.1%, 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=30555 read : io=100MiB, bw=4,443KiB/s, runt= 23597msec slat (msec): min= 47, max=19871, avg=15565.55, stdev=3894.88 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 20, max=19588, per=65.89%, avg=8628.72, stdev=5217.98 write: io=94,880KiB, bw=6,575KiB/s, runt= 14776msec slat (msec): min= 0, max= 49, avg= 2.06, stdev= 3.68 clat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 bw (KiB/s) : min= 0, max=100458, per=172.40%, avg=33562.67, stdev=57933.17 cpu : usr=5.09%, sys=1.56%, ctx=894 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% Run status group 0 (all jobs): READ: io=300MiB, aggrb=13,096KiB/s, minb=4,365KiB/s, maxb=4,500KiB/s, mint=23299msec, maxt=24020msec WRITE: io=275MiB, aggrb=19,468KiB/s, minb=6,296KiB/s, maxb=6,612KiB/s, mint=23299msec, maxt=24020msec Disk stats (read/write): sda: ios=3360/2510, merge=1298/67784, ticks=81272/1677976, in_queue=1759480, util=99.28% 3.65user 1.19system 0:24.25elapsed 19%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2422minor)pagefaults 0swaps