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] [11.5% done] [ 11746/ 7546 kb/s] [eta 00m:23s] Threads: 3: [mmm] [16.0% done] [ 14080/ 4568 kb/s] [eta 00m:21s] Threads: 3: [mmm] [20.0% done] [ 14760/ 2684 kb/s] [eta 00m:20s] Threads: 3: [mmm] [24.0% done] [ 9820/ 5532 kb/s] [eta 00m:19s] Threads: 3: [mmm] [26.9% done] [ 5728/ 8800 kb/s] [eta 00m:19s] Threads: 3: [mmm] [29.6% done] [ 9200/ 4988 kb/s] [eta 00m:19s] Threads: 3: [mmm] [34.6% done] [ 8288/ 6732 kb/s] [eta 00m:17s] Threads: 3: [mmm] [37.0% done] [ 8004/ 5992 kb/s] [eta 00m:17s] Threads: 3: [mmm] [39.3% done] [ 10932/ 3548 kb/s] [eta 00m:17s] Threads: 3: [mmm] [42.9% done] [ 6496/ 8364 kb/s] [eta 00m:16s] Threads: 3: [mmm] [46.4% done] [ 5940/ 5792 kb/s] [eta 00m:15s] Threads: 3: [mmm] [48.3% done] [ 6528/ 6096 kb/s] [eta 00m:15s] Threads: 3: [mmm] [51.7% done] [ 5852/ 5924 kb/s] [eta 00m:14s] Threads: 3: [mmm] [53.3% done] [ 8136/ 3284 kb/s] [eta 00m:14s] Threads: 3: [mmm] [54.8% done] [ 6720/ 4524 kb/s] [eta 00m:14s] Threads: 3: [mmm] [56.2% done] [ 6672/ 3680 kb/s] [eta 00m:14s] Threads: 3: [mmm] [59.4% done] [ 4972/ 5088 kb/s] [eta 00m:13s] Threads: 3: [mmm] [62.5% done] [ 6956/ 3448 kb/s] [eta 00m:12s] Threads: 3: [mmm] [63.6% done] [ 5120/ 3760 kb/s] [eta 00m:12s] Threads: 3: [mmm] [66.7% done] [ 6896/ 2552 kb/s] [eta 00m:11s] Threads: 3: [VVV] [69.7% done] [ 17548/ 0 kb/s] [eta 00m:10s] Threads: 3: [VVV] [72.7% done] [ 18808/ 0 kb/s] [eta 00m:09s] Threads: 3: [VVV] [78.1% done] [ 20030/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [81.2% done] [ 20076/ 0 kb/s] [eta 00m:06s] Threads: 2: [V_V] [84.4% done] [ 17588/ 0 kb/s] [eta 00m:05s] Threads: 2: [V_V] [90.3% done] [ 17172/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=25025 read : io=100MiB, bw=3,662KiB/s, runt= 28629msec slat (msec): min= 0, max= 6063, avg=1175.96, stdev=1948.99 clat (msec): min= 3, max= 734, avg=92.65, stdev=95.46 bw (KiB/s) : min= 140, max=10174, per=35.75%, avg=3866.96, stdev=2394.59 write: io=36,884KiB, bw=1,672KiB/s, runt= 22580msec slat (msec): min= 0, max= 12, avg= 0.16, stdev= 1.02 clat (msec): min= 0, max= 852, avg=108.56, stdev=124.46 bw (KiB/s) : min= 0, max=15851, per=47.78%, avg=2556.08, stdev=3290.89 cpu : usr=3.30%, sys=0.28%, ctx=1909 IO depths : 1=0.1%, 2=0.3%, 4=13.0%, 8=86.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.4%, 4=0.5%, 10=4.1%, 20=13.7%, 50=24.6%, 100=20.1% lat (msec): 250=27.5%, 500=6.9%, 750=0.8%, 1000=0.2%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25026 read : io=100MiB, bw=3,823KiB/s, runt= 27427msec slat (msec): min= 0, max= 6022, avg=1439.96, stdev=2064.54 clat (msec): min= 1, max= 471, avg=83.81, stdev=72.12 bw (KiB/s) : min= 18, max=14218, per=40.28%, avg=4357.65, stdev=3336.43 write: io=36,268KiB, bw=1,750KiB/s, runt= 21217msec slat (msec): min= 0, max= 15, avg= 0.23, stdev= 1.32 clat (msec): min= 0, max= 840, avg=102.62, stdev=113.20 bw (KiB/s) : min= 0, max= 6080, per=44.90%, avg=2402.37, stdev=2056.90 cpu : usr=3.22%, sys=0.32%, ctx=1848 IO depths : 1=0.1%, 2=0.2%, 4=14.3%, 8=85.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.6%, 4=0.6%, 10=3.6%, 20=11.5%, 50=24.2%, 100=25.9% lat (msec): 250=28.6%, 500=4.4%, 750=0.3%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=25027 read : io=100MiB, bw=3,606KiB/s, runt= 29076msec slat (msec): min= 0, max= 7126, avg=2007.09, stdev=2540.27 clat (msec): min= 0, max= 779, avg=86.34, stdev=90.82 bw (KiB/s) : min= 7, max=10652, per=40.65%, avg=4397.12, stdev=2692.59 write: io=44,840KiB, bw=2,089KiB/s, runt= 21979msec slat (msec): min= 0, max= 4, avg= 0.07, stdev= 0.34 clat (msec): min= 0, max= 817, avg=97.90, stdev=100.01 bw (KiB/s) : min= 0, max= 6295, per=58.47%, avg=3128.16, stdev=2016.02 cpu : usr=3.41%, sys=0.25%, ctx=1891 IO depths : 1=0.2%, 2=0.3%, 4=16.8%, 8=82.8%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=1.6%, 4=0.7%, 10=4.8%, 20=13.4%, 50=22.4%, 100=23.9% lat (msec): 250=26.4%, 500=5.9%, 750=0.6%, 1000=0.1%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=10,818KiB/s, minb=3,606KiB/s, maxb=3,823KiB/s, mint=27427msec, maxt=29076msec WRITE: io=115MiB, aggrb=5,350KiB/s, minb=1,672KiB/s, maxb=2,089KiB/s, mint=27427msec, maxt=29076msec Disk stats (read/write): sda: ios=5083/2066, merge=1569/366, ticks=474920/265392, in_queue=740348, util=99.51% 2.88user 0.25system 0:29.35elapsed 10%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (0major+2419minor)pagefaults 0swaps