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] [ 13149/ 13104 kb/s] [eta 00m:15s] Threads: 3: [mmm] [21.1% done] [ 20040/ 6015 kb/s] [eta 00m:15s] Threads: 3: [mmm] [26.3% done] [ 12100/ 11885 kb/s] [eta 00m:14s] Threads: 3: [mmm] [31.6% done] [ 16070/ 4384 kb/s] [eta 00m:13s] Threads: 3: [mmm] [36.8% done] [ 17112/ 7199 kb/s] [eta 00m:12s] Threads: 3: [mmm] [42.1% done] [ 1391/ 20646 kb/s] [eta 00m:11s] Threads: 3: [mmm] [47.4% done] [ 12983/ 6109 kb/s] [eta 00m:10s] Threads: 3: [mmm] [50.0% done] [ 15070/ 5226 kb/s] [eta 00m:10s] Threads: 3: [mmm] [55.0% done] [ 9898/ 7127 kb/s] [eta 00m:09s] Threads: 3: [mmm] [57.1% done] [ 13324/ 1743 kb/s] [eta 00m:09s] Threads: 3: [mmm] [61.9% done] [ 12889/ 1187 kb/s] [eta 00m:08s] Threads: 3: [mmm] [63.6% done] [ 10425/ 2290 kb/s] [eta 00m:08s] Threads: 3: [mmm] [65.2% done] [ 8708/ 2885 kb/s] [eta 00m:08s] Threads: 3: [VVV] [72.7% done] [ 22999/ 199 kb/s] [eta 00m:06s] Threads: 3: [VVV] [77.3% done] [ 33467/ 0 kb/s] [eta 00m:05s] Threads: 2: [VV_] [85.7% done] [ 34675/ 0 kb/s] [eta 00m:03s] fio: (groupid=0): err= 0: pid=947 read : io=100MiB, bw=5,738KiB/s, runt= 18272msec slat (msec): min= 0, max= 3212, avg=841.94, stdev=1124.31 clat (msec): min= 0, max= 311, avg=48.39, stdev=54.21 bw (KiB/s) : min= 126, max=20594, per=38.33%, avg=6449.17, stdev=5514.01 write: io=48,192KiB, bw=3,245KiB/s, runt= 15204msec slat (msec): min= 0, max= 30, avg= 1.11, stdev= 3.16 clat (msec): min= 5, max= 570, avg=75.12, stdev=62.30 bw (KiB/s) : min= 0, max=11965, per=65.63%, avg=4709.78, stdev=4052.96 cpu : usr=10.03%, sys=0.53%, ctx=1183 IO depths : 1=0.7%, 2=3.4%, 4=45.4%, 8=50.5%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.7%, 4=0.5%, 10=9.2%, 20=20.0%, 50=26.0%, 100=28.1% lat (msec): 250=14.0%, 500=1.0%, 750=0.3%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=948 read : io=100MiB, bw=5,608KiB/s, runt= 18695msec slat (msec): min= 0, max= 3662, avg=846.27, stdev=1261.32 clat (msec): min= 0, max= 987, avg=55.01, stdev=70.15 bw (KiB/s) : min= 90, max=15249, per=35.16%, avg=5915.39, stdev=4727.42 write: io=41,596KiB, bw=2,833KiB/s, runt= 15031msec slat (msec): min= 0, max= 904, avg=10.58, stdev=91.24 clat (msec): min= 10, max= 238, avg=76.56, stdev=42.00 bw (KiB/s) : min= 0, max=10515, per=54.81%, avg=3933.18, stdev=3607.74 cpu : usr=9.65%, sys=0.43%, ctx=1029 IO depths : 1=0.8%, 2=4.4%, 4=47.9%, 8=46.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.4%, 4=0.6%, 10=8.4%, 20=19.0%, 50=26.9%, 100=25.9% lat (msec): 250=16.7%, 500=1.7%, 750=0.0%, 1000=0.1%, >=2000=0.0% fio: (groupid=0): err= 0: pid=949 read : io=100MiB, bw=5,909KiB/s, runt= 17743msec slat (msec): min= 0, max= 2290, avg=161.64, stdev=451.01 clat (msec): min= 0, max= 370, avg=66.91, stdev=61.50 bw (KiB/s) : min= 734, max=10857, per=35.70%, avg=6006.45, stdev=2866.91 write: io=18,532KiB, bw=1,227KiB/s, runt= 15455msec slat (msec): min= 0, max= 30, avg= 2.37, stdev= 4.83 clat (msec): min= 8, max= 561, avg=85.18, stdev=81.38 bw (KiB/s) : min= 0, max=10737, per=41.46%, avg=2975.50, stdev=3962.45 cpu : usr=9.06%, sys=0.50%, ctx=860 IO depths : 1=0.7%, 2=4.2%, 4=50.8%, 8=44.2%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.3%, 4=0.2%, 10=3.1%, 20=13.3%, 50=31.0%, 100=31.9% lat (msec): 250=17.1%, 500=2.7%, 750=0.2%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=16,826KiB/s, minb=5,608KiB/s, maxb=5,909KiB/s, mint=17743msec, maxt=18695msec WRITE: io=106MiB, aggrb=7,176KiB/s, minb=1,227KiB/s, maxb=3,245KiB/s, mint=17743msec, maxt=18695msec Disk stats (read/write): cciss!c0d0: ios=4757/1784, merge=1426/488, ticks=272032/232612, in_queue=504636, util=99.46% 5.29user 0.30system 0:18.91elapsed 29%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+216664outputs (0major+2349minor)pagefaults 0swaps