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: [mmm] [42.9% done] [ 15517/ 29688 kb/s] [eta 00m:04s] Threads: 3: [mmm] [50.0% done] [ 13141/ 0 kb/s] [eta 00m:04s] Threads: 3: [mmF] [50.0% done] [ 6757/ 10089 kb/s] [eta 00m:05s] Threads: 3: [mmF] [50.0% done] [ 2255/ 10999 kb/s] [eta 00m:06s] Threads: 3: [mmF] [50.0% done] [ 4575/ 4839 kb/s] [eta 00m:07s] Threads: 3: [mFF] [53.3% done] [ 1105/ 0 kb/s] [eta 00m:07s] Threads: 3: [mFF] [52.9% done] [ 1007/ 0 kb/s] [eta 00m:08s] Threads: 3: [mFF] [52.6% done] [ 1296/ 0 kb/s] [eta 00m:09s] Threads: 3: [mFF] [55.0% done] [ 1145/ 0 kb/s] [eta 00m:09s] Threads: 3: [FFF] [100.0% done] [ 983/ 21178 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] [71.4% done] [ 21873/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [84.2% done] [ 59769/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [94.4% done] [ 50944/ 0 kb/s] [eta 00m:01s] Threads: 3: [VVV] [100.0% done] [ 62220/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=31298 read : io=100MiB, bw=5,619KiB/s, runt= 18658msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 607, avg=70.57, stdev=109.85 bw (KiB/s) : min= 1, max=31604, per=35.70%, avg=5977.83, stdev=7371.51 write: io=68,008KiB, bw=4,759KiB/s, runt= 14631msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 227, avg= 2.26, stdev=15.21 bw (KiB/s) : min= 0, max=23720, per=54.28%, avg=8704.00, stdev=13059.12 cpu : usr=7.55%, sys=3.26%, ctx=7364 IO depths : 1=8.1%, 2=40.2%, 4=25.6%, 8=26.1%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=39.4%, 4=10.9%, 10=20.2%, 20=5.4%, 50=2.3%, 100=8.1% lat (msec): 250=7.4%, 500=5.9%, 750=0.1%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31299 read : io=100MiB, bw=5,643KiB/s, runt= 18523msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 427, avg=43.78, stdev=69.94 bw (KiB/s) : min= 31, max=25170, per=51.69%, avg=8655.89, stdev=8061.18 write: io=74,392KiB, bw=5,206KiB/s, runt= 14632msec slat (msec): min= 0, max= 3, avg= 0.00, stdev= 0.09 clat (msec): min= 0, max= 219, avg= 1.89, stdev=13.48 bw (KiB/s) : min= 0, max=60456, per=187.73%, avg=30103.75, stdev=34755.66 cpu : usr=8.25%, sys=3.80%, ctx=8067 IO depths : 1=17.9%, 2=31.9%, 4=25.2%, 8=24.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=35.3%, 4=14.3%, 10=18.6%, 20=8.4%, 50=5.1%, 100=10.4% lat (msec): 250=5.7%, 500=1.8%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=31300 read : io=100MiB, bw=5,587KiB/s, runt= 18766msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 307, avg=30.49, stdev=61.70 bw (KiB/s) : min= 19, max=27335, per=63.47%, avg=10628.43, stdev=9370.09 write: io=86,752KiB, bw=6,071KiB/s, runt= 14632msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 102, avg= 1.25, stdev= 7.18 bw (KiB/s) : min= 0, max=61284, per=151.43%, avg=24283.00, stdev=26543.77 cpu : usr=9.76%, sys=4.18%, ctx=7195 IO depths : 1=8.1%, 2=54.1%, 4=23.6%, 8=14.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=53.0%, 4=14.4%, 10=17.4%, 20=3.4%, 50=0.9%, 100=4.4% lat (msec): 250=5.4%, 500=0.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=16,745KiB/s, minb=5,587KiB/s, maxb=5,643KiB/s, mint=18523msec, maxt=18766msec WRITE: io=224MiB, aggrb=16,036KiB/s, minb=4,759KiB/s, maxb=6,071KiB/s, mint=18523msec, maxt=18766msec Disk stats (read/write): cciss!c0d0: ios=4096/3139, merge=15669/54109, ticks=393608/1561520, in_queue=1958136, util=96.03% 4.84user 2.20system 0:19.11elapsed 36%CPU (0avgtext+0avgdata 0maxresident)k 763784inputs+458320outputs (0major+2426minor)pagefaults 0swaps