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] [16.7% done] [ 13792/ 12548 kb/s] [eta 00m:15s] Threads: 3: [mmm] [22.2% done] [ 24466/ 2086 kb/s] [eta 00m:14s] Threads: 3: [mmm] [27.8% done] [ 14716/ 10852 kb/s] [eta 00m:13s] Threads: 3: [mmm] [33.3% done] [ 15335/ 7407 kb/s] [eta 00m:12s] Threads: 3: [mmm] [38.9% done] [ 10063/ 16416 kb/s] [eta 00m:11s] Threads: 3: [mmm] [44.4% done] [ 19951/ 2673 kb/s] [eta 00m:10s] Threads: 3: [mmm] [47.4% done] [ 15428/ 4596 kb/s] [eta 00m:10s] Threads: 3: [mmm] [52.6% done] [ 9615/ 8285 kb/s] [eta 00m:09s] Threads: 3: [mmm] [55.0% done] [ 11014/ 5800 kb/s] [eta 00m:09s] Threads: 3: [mmm] [57.1% done] [ 8566/ 4409 kb/s] [eta 00m:09s] Threads: 3: [mmm] [61.9% done] [ 9334/ 3733 kb/s] [eta 00m:08s] Threads: 3: [mmm] [63.6% done] [ 9420/ 2115 kb/s] [eta 00m:08s] Threads: 3: [mmm] [65.2% done] [ 4925/ 5637 kb/s] [eta 00m:08s] Threads: 3: [VVV] [69.6% done] [ 17335/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [77.3% done] [ 30880/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [81.8% done] [ 30205/ 0 kb/s] [eta 00m:04s] fio: (groupid=0): err= 0: pid=6684 read : io=100MiB, bw=5,538KiB/s, runt= 18934msec slat (msec): min= 0, max= 3382, avg=655.88, stdev=1025.40 clat (msec): min= 0, max= 266, avg=56.76, stdev=60.43 bw (KiB/s) : min= 236, max=12841, per=33.94%, avg=5638.71, stdev=4161.25 write: io=38,732KiB, bw=2,551KiB/s, runt= 15543msec slat (msec): min= 0, max= 260, avg= 1.82, stdev=10.66 clat (msec): min= 5, max= 290, avg=79.13, stdev=45.62 bw (KiB/s) : min= 0, max=10236, per=50.99%, avg=3283.75, stdev=3266.47 cpu : usr=9.11%, sys=0.44%, ctx=1035 IO depths : 1=1.1%, 2=5.4%, 4=47.5%, 8=46.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.4%, 10=8.0%, 20=17.8%, 50=27.2%, 100=26.2% lat (msec): 250=19.3%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6685 read : io=100MiB, bw=5,589KiB/s, runt= 18761msec slat (msec): min= 0, max= 3830, avg=789.43, stdev=1255.37 clat (msec): min= 0, max= 294, avg=59.84, stdev=57.47 bw (KiB/s) : min= 208, max=11132, per=37.51%, avg=6231.46, stdev=3458.23 write: io=28,948KiB, bw=1,986KiB/s, runt= 14921msec slat (msec): min= 0, max= 14, avg= 1.19, stdev= 2.12 clat (msec): min= 3, max= 221, avg=70.19, stdev=46.20 bw (KiB/s) : min= 0, max= 9720, per=59.55%, avg=3835.00, stdev=3367.09 cpu : usr=8.95%, sys=0.51%, ctx=831 IO depths : 1=1.7%, 2=7.6%, 4=53.9%, 8=36.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.7%, 10=9.1%, 20=15.1%, 50=26.0%, 100=28.1% lat (msec): 250=19.8%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=6686 read : io=100MiB, bw=5,553KiB/s, runt= 18882msec slat (msec): min= 0, max= 3697, avg=573.43, stdev=1040.81 clat (msec): min= 0, max= 279, avg=65.25, stdev=56.24 bw (KiB/s) : min= 3, max=10470, per=36.70%, avg=6096.59, stdev=3285.77 write: io=30,076KiB, bw=2,051KiB/s, runt= 15015msec slat (msec): min= 0, max= 59, avg= 1.76, stdev= 4.31 clat (msec): min= 5, max= 223, avg=70.91, stdev=43.05 bw (KiB/s) : min= 0, max= 9346, per=69.80%, avg=4494.91, stdev=3581.50 cpu : usr=9.11%, sys=0.53%, ctx=891 IO depths : 1=1.4%, 2=7.3%, 4=50.1%, 8=41.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.0%, 10=3.9%, 20=12.9%, 50=30.9%, 100=30.4% lat (msec): 250=20.8%, 500=0.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=16,614KiB/s, minb=5,538KiB/s, maxb=5,589KiB/s, mint=18761msec, maxt=18934msec WRITE: io=97,756KiB, aggrb=6,440KiB/s, minb=1,986KiB/s, maxb=2,551KiB/s, mint=18761msec, maxt=18934msec Disk stats (read/write): cciss!c0d0: ios=4838/1729, merge=1352/146, ticks=295532/140912, in_queue=436436, util=99.20% 5.18user 0.28system 0:19.15elapsed 28%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+195528outputs (0major+2355minor)pagefaults 0swaps