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] [23.1% done] [ 16623/ 0 kb/s] [eta 00m:10s] Threads: 3: [mmm] [33.3% done] [ 16985/ 77876 kb/s] [eta 00m:08s] Threads: 3: [Fmm] [41.7% done] [ 5530/ 25120 kb/s] [eta 00m:07s] Threads: 3: [FFm] [42.9% done] [ 4673/ 5080 kb/s] [eta 00m:08s] Threads: 3: [FFm] [53.8% done] [ 1869/ 14023 kb/s] [eta 00m:06s] Threads: 3: [FFF] [100.0% done] [ 0/ 21814 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: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [70.0% done] [ 25971/ 0 kb/s] [eta 00m:06s] Threads: 3: [VVV] [83.3% done] [ 58015/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [100.0% done] [ 60070/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [100.0% done] [ 57954/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=27747 read : io=100MiB, bw=5,896KiB/s, runt= 17783msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 386, avg=31.36, stdev=63.89 bw (KiB/s) : min= 0, max=23584, per=60.21%, avg=10651.43, stdev=8419.71 write: io=85,064KiB, bw=6,445KiB/s, runt= 13514msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 143, avg= 1.31, stdev= 7.14 bw (KiB/s) : min= 0, max=60916, per=150.02%, avg=26310.40, stdev=31216.21 cpu : usr=10.41%, sys=4.50%, ctx=6797 IO depths : 1=3.4%, 2=57.1%, 4=25.8%, 8=13.7%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=45.4%, 4=18.5%, 10=20.1%, 20=4.1%, 50=1.5%, 100=4.0% lat (msec): 250=5.1%, 500=1.1%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27748 read : io=100MiB, bw=5,956KiB/s, runt= 17603msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 478, avg=34.37, stdev=64.92 bw (KiB/s) : min= 13, max=34848, per=56.32%, avg=9961.62, stdev=10081.30 write: io=81,372KiB, bw=6,161KiB/s, runt= 13523msec slat (msec): min= 0, max= 4, avg= 0.05, stdev= 0.31 clat (msec): min= 0, max= 198, avg= 1.64, stdev=13.08 bw (KiB/s) : min= 0, max=59973, per=116.20%, avg=20378.80, stdev=23288.35 cpu : usr=9.07%, sys=4.64%, ctx=10290 IO depths : 1=36.5%, 2=22.2%, 4=26.3%, 8=15.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=47.9%, 4=10.7%, 10=22.8%, 20=4.4%, 50=2.6%, 100=2.2% lat (msec): 250=8.7%, 500=0.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=27749 read : io=100MiB, bw=5,946KiB/s, runt= 17632msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 404, avg=46.98, stdev=74.90 bw (KiB/s) : min= 34, max=20644, per=49.52%, avg=8760.25, stdev=6507.37 write: io=65,176KiB, bw=4,938KiB/s, runt= 13514msec slat (msec): min= 0, max= 4, avg= 0.05, stdev= 0.33 clat (msec): min= 0, max= 239, avg= 2.33, stdev=17.41 bw (KiB/s) : min= 0, max=58343, per=98.22%, avg=17225.50, stdev=27525.80 cpu : usr=7.44%, sys=3.83%, ctx=9240 IO depths : 1=27.3%, 2=24.5%, 4=28.7%, 8=19.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.6%, 4=8.2%, 10=22.8%, 20=5.2%, 50=2.6%, 100=5.1% lat (msec): 250=9.5%, 500=1.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=17,689KiB/s, minb=5,896KiB/s, maxb=5,956KiB/s, mint=17603msec, maxt=17783msec WRITE: io=226MiB, aggrb=17,538KiB/s, minb=4,938KiB/s, maxb=6,445KiB/s, mint=17603msec, maxt=17783msec Disk stats (read/write): cciss!c0d0: ios=6342/3106, merge=1220/54799, ticks=66632/1402256, in_queue=1468884, util=98.42% 4.81user 2.38system 0:18.09elapsed 39%CPU (0avgtext+0avgdata 0maxresident)k 777072inputs+463240outputs (0major+2436minor)pagefaults 0swaps