fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=posixaio, iodepth=8 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmF] [33.3% done] [ 8634/ 35986 kb/s] [eta 00m:06s] Threads: 3: [mmF] [44.4% done] [ 3140/ 30709 kb/s] [eta 00m:05s] Threads: 3: [mmF] [50.0% done] [ 3510/ 9573 kb/s] [eta 00m:05s] Threads: 3: [mFF] [66.7% done] [ 922/ 41126 kb/s] [eta 00m:03s] Threads: 3: [mFF] [63.6% done] [ 772/ 0 kb/s] [eta 00m:04s] Threads: 3: [FFF] [100.0% done] [ 881/ 8151 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] [70.6% done] [ 8244/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [72.2% done] [ 67720/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [87.5% done] [ 65349/ 0 kb/s] [eta 00m:02s] Threads: 3: [VVV] [100.0% done] [ 66153/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=23683 read : io=100MiB, bw=6,735KiB/s, runt= 15542msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 419, avg=47.21, stdev=82.43 bw (KiB/s) : min= 0, max=23036, per=40.43%, avg=7988.00, stdev=7943.85 write: io=69,136KiB, bw=5,945KiB/s, runt= 11908msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 287, avg= 2.76, stdev=19.15 bw (KiB/s) : min= 0, max=61857, per=86.45%, avg=18938.25, stdev=28846.59 cpu : usr=9.47%, sys=4.38%, ctx=7529 IO depths : 1=20.4%, 2=34.7%, 4=24.9%, 8=19.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.0%, 4=13.0%, 10=18.7%, 20=5.8%, 50=1.0%, 100=7.0% lat (msec): 250=6.9%, 500=2.4%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23684 read : io=100MiB, bw=6,589KiB/s, runt= 15912msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 961, avg=34.21, stdev=84.87 bw (KiB/s) : min= 25, max=35594, per=47.90%, avg=9465.06, stdev=11258.07 write: io=87,332KiB, bw=7,514KiB/s, runt= 11900msec slat (msec): min= 0, max= 1, avg= 0.00, stdev= 0.04 clat (msec): min= 0, max= 299, avg= 1.72, stdev=11.55 bw (KiB/s) : min= 0, max=59924, per=114.04%, avg=24980.80, stdev=31438.77 cpu : usr=11.76%, sys=5.46%, ctx=6893 IO depths : 1=11.7%, 2=51.5%, 4=24.5%, 8=12.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.9%, 4=22.0%, 10=20.1%, 20=2.3%, 50=0.4%, 100=2.4% lat (msec): 250=5.2%, 500=1.3%, 750=0.2%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=23685 read : io=100MiB, bw=6,841KiB/s, runt= 15327msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 231, avg=15.32, stdev=43.21 bw (KiB/s) : min= 5, max=43600, per=98.56%, avg=19473.38, stdev=15551.68 write: io=98,280KiB, bw=8,499KiB/s, runt= 11840msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 87, avg= 0.43, stdev= 3.81 bw (KiB/s) : min= 0, max=59916, per=164.03%, avg=35933.20, stdev=32687.63 cpu : usr=13.10%, sys=5.45%, ctx=7419 IO depths : 1=21.2%, 2=48.0%, 4=23.8%, 8=7.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=61.3%, 4=16.8%, 10=15.5%, 20=1.5%, 50=0.6%, 100=0.8% lat (msec): 250=3.3%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=19,758KiB/s, minb=6,589KiB/s, maxb=6,841KiB/s, mint=15327msec, maxt=15912msec WRITE: io=249MiB, aggrb=21,906KiB/s, minb=5,945KiB/s, maxb=8,499KiB/s, mint=15327msec, maxt=15912msec Disk stats (read/write): cciss!c0d0: ios=3408/3190, merge=26484/60486, ticks=370748/1374840, in_queue=1745588, util=98.00% 5.40user 2.51system 0:16.25elapsed 48%CPU (0avgtext+0avgdata 0maxresident)k 717240inputs+509512outputs (0major+2431minor)pagefaults 0swaps