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] [30.0% done] [ 15094/ 47618 kb/s] [eta 00m:07s] Threads: 3: [mmm] [33.3% done] [ 17107/ 89 kb/s] [eta 00m:08s] Threads: 3: [mmm] [35.7% done] [ 14338/ 25800 kb/s] [eta 00m:09s] Threads: 3: [FFm] [37.5% done] [ 2839/ 54826 kb/s] [eta 00m:10s] Threads: 3: [FFm] [43.8% done] [ 2298/ 7451 kb/s] [eta 00m:09s] Threads: 3: [FFm] [50.0% done] [ 1110/ 7651 kb/s] [eta 00m:08s] Threads: 3: [FFm] [50.0% done] [ 1885/ 0 kb/s] [eta 00m:09s] Threads: 3: [FFm] [52.6% done] [ 1765/ 0 kb/s] [eta 00m:09s] Threads: 3: [FFm] [52.4% done] [ 1598/ 0 kb/s] [eta 00m:10s] Threads: 3: [FFm] [54.5% done] [ 1354/ 0 kb/s] [eta 00m:10s] Threads: 3: [FFF] [100.0% done] [ 980/ 20667 kb/s] [eta 00m:00s] Threads: 3: [FFF] [100.0% done] [ 0/ 0 kb/s] [eta 00m:00s] Threads: 3: [VVV] [68.2% done] [ 2381/ 0 kb/s] [eta 00m:07s] Threads: 3: [VVV] [76.2% done] [ 49229/ 0 kb/s] [eta 00m:05s] Threads: 3: [VVV] [85.0% done] [ 49774/ 0 kb/s] [eta 00m:03s] Threads: 3: [VVV] [100.0% done] [ 56343/ 0 kb/s] [eta 00m:00s] Threads: 2: [VV_] [100.0% done] [ 53276/ 0 kb/s] [eta 00m:00s] fio: (groupid=0): err= 0: pid=8985 read : io=100MiB, bw=5,426KiB/s, runt= 19312msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 371, avg=38.92, stdev=72.87 bw (KiB/s) : min= 0, max=21266, per=56.14%, avg=9142.78, stdev=7901.00 write: io=82,192KiB, bw=5,600KiB/s, runt= 15027msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 175, avg= 2.07, stdev=11.43 bw (KiB/s) : min= 0, max=16205, per=74.30%, avg=10817.75, stdev=7524.36 cpu : usr=9.18%, sys=3.91%, ctx=7035 IO depths : 1=0.9%, 2=57.6%, 4=26.3%, 8=15.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=44.2%, 4=16.0%, 10=21.4%, 20=4.9%, 50=1.3%, 100=2.9% lat (msec): 250=7.6%, 500=1.5%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8986 read : io=100MiB, bw=5,459KiB/s, runt= 19206msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 333, avg=38.04, stdev=62.77 bw (KiB/s) : min= 22, max=25068, per=63.58%, avg=10354.11, stdev=7204.49 write: io=72,204KiB, bw=4,920KiB/s, runt= 15027msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 135, avg= 0.87, stdev= 8.19 bw (KiB/s) : min= 0, max=58589, per=147.24%, avg=21436.33, stdev=32302.01 cpu : usr=7.35%, sys=3.83%, ctx=10456 IO depths : 1=36.9%, 2=18.6%, 4=26.4%, 8=18.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=46.8%, 4=11.1%, 10=21.5%, 20=3.8%, 50=1.2%, 100=7.4% lat (msec): 250=7.1%, 500=0.9%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=8987 read : io=100MiB, bw=5,522KiB/s, runt= 18987msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 355, avg=72.52, stdev=96.30 bw (KiB/s) : min= 14, max=23472, per=35.57%, avg=5792.90, stdev=5961.37 write: io=59,256KiB, bw=4,037KiB/s, runt= 15027msec slat (msec): min= 0, max= 0, avg= 0.00, stdev= 0.00 clat (msec): min= 0, max= 247, avg= 2.79, stdev=17.72 bw (KiB/s) : min= 0, max= 5714, per=19.20%, avg=2796.00, stdev=2858.95 cpu : usr=6.07%, sys=3.35%, ctx=7168 IO depths : 1=0.8%, 2=45.8%, 4=27.4%, 8=26.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=36.7%, 4=9.7%, 10=22.4%, 20=6.2%, 50=1.6%, 100=4.8% lat (msec): 250=13.8%, 500=4.7%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=16,285KiB/s, minb=5,426KiB/s, maxb=5,522KiB/s, mint=18987msec, maxt=19312msec WRITE: io=209MiB, aggrb=14,559KiB/s, minb=4,037KiB/s, maxb=5,600KiB/s, mint=18987msec, maxt=19312msec Disk stats (read/write): cciss!c0d0: ios=6608/3213, merge=1381/50224, ticks=73492/1472956, in_queue=1546624, util=98.37% 4.38user 2.24system 0:19.60elapsed 33%CPU (0avgtext+0avgdata 0maxresident)k 793344inputs+427336outputs (0major+2444minor)pagefaults 0swaps