fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 ... fio: (g=0): rw=randrw, bs=4K-256K/4K-256K, ioengine=sync, iodepth=1 Starting 3 threads Threads: 3 Threads: 3 Threads: 3: [mmm] [13.6% done] [ 17482/ 3819 kb/s] [eta 00m:19s] Threads: 3: [mmm] [19.0% done] [ 11507/ 10229 kb/s] [eta 00m:17s] Threads: 3: [mmm] [22.7% done] [ 12239/ 7028 kb/s] [eta 00m:17s] Threads: 3: [mmm] [27.3% done] [ 15542/ 2664 kb/s] [eta 00m:16s] Threads: 3: [mmm] [30.4% done] [ 11620/ 5865 kb/s] [eta 00m:16s] Threads: 3: [mmm] [34.8% done] [ 18393/ 601 kb/s] [eta 00m:15s] Threads: 3: [mmm] [39.1% done] [ 10331/ 7646 kb/s] [eta 00m:14s] Threads: 3: [mmm] [41.7% done] [ 14077/ 3115 kb/s] [eta 00m:14s] Threads: 3: [mmm] [45.8% done] [ 8793/ 6597 kb/s] [eta 00m:13s] Threads: 3: [mmm] [48.0% done] [ 12279/ 1212 kb/s] [eta 00m:13s] Threads: 3: [mmm] [50.0% done] [ 6743/ 5503 kb/s] [eta 00m:13s] Threads: 3: [mmm] [53.8% done] [ 10209/ 2021 kb/s] [eta 00m:12s] Threads: 3: [mmm] [55.6% done] [ 6194/ 5507 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 5255/ 3823 kb/s] [eta 00m:12s] Threads: 3: [mmm] [60.7% done] [ 7744/ 3876 kb/s] [eta 00m:11s] Threads: 3: [mmm] [62.1% done] [ 6487/ 2534 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 6434/ 1570 kb/s] [eta 00m:11s] Threads: 3: [mmV] [64.5% done] [ 2351/ 3860 kb/s] [eta 00m:11s] Threads: 3: [VmV] [65.6% done] [ 15749/ 1187 kb/s] [eta 00m:11s] Threads: 3: [VmV] [64.7% done] [ 24397/ 32 kb/s] [eta 00m:12s] Threads: 3: [VmV] [65.7% done] [ 19349/ 366 kb/s] [eta 00m:12s] Threads: 2: [_mV] [64.9% done] [ 20919/ 520 kb/s] [eta 00m:13s] Threads: 1: [_V_] [71.4% done] [ 7516/ 3119 kb/s] [eta 00m:10s] fio: (groupid=0): err= 0: pid=19875 read : io=100MiB, bw=4,496KiB/s, runt= 23321msec clat (msec): min= 0, max= 117, avg= 8.90, stdev=11.33 bw (KiB/s) : min= 11, max=16531, per=40.22%, avg=4861.25, stdev=3752.45 write: io=35,116KiB, bw=1,750KiB/s, runt= 20537msec clat (msec): min= 1, max= 116, avg=12.08, stdev=10.81 bw (KiB/s) : min= 0, max= 7201, per=65.66%, avg=2588.79, stdev=2455.83 cpu : usr=7.20%, sys=0.29%, ctx=2129 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=18.6%, 4=8.2%, 10=31.4%, 20=31.9%, 50=9.0%, 100=0.1% lat (msec): 250=0.7%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19876 read : io=100MiB, bw=4,029KiB/s, runt= 26025msec clat (msec): min= 0, max= 216, avg=10.99, stdev=15.07 bw (KiB/s) : min= 28, max=14315, per=38.70%, avg=4677.10, stdev=3213.11 write: io=15,992KiB, bw=658KiB/s, runt= 24859msec clat (msec): min= 1, max= 220, avg=14.70, stdev=28.53 bw (KiB/s) : min= 0, max= 5882, per=35.37%, avg=1394.71, stdev=1804.32 cpu : usr=6.39%, sys=0.25%, ctx=2036 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=12.6%, 4=9.4%, 10=34.3%, 20=32.6%, 50=8.9%, 100=0.4% lat (msec): 250=1.8%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=19877 read : io=100MiB, bw=4,320KiB/s, runt= 24269msec clat (msec): min= 0, max= 134, avg= 7.85, stdev=13.96 bw (KiB/s) : min= 30, max=17530, per=41.68%, avg=5038.41, stdev=4543.59 write: io=44,632KiB, bw=2,281KiB/s, runt= 20034msec clat (msec): min= 1, max= 113, avg=11.75, stdev= 8.44 bw (KiB/s) : min= 0, max= 7321, per=71.90%, avg=2835.19, stdev=2003.08 cpu : usr=7.78%, sys=0.46%, ctx=2345 IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=26.5%, 4=8.4%, 10=28.2%, 20=27.4%, 50=8.5%, 100=0.2% lat (msec): 250=0.9%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,087KiB/s, minb=4,029KiB/s, maxb=4,496KiB/s, mint=23321msec, maxt=26025msec WRITE: io=95,740KiB, aggrb=3,943KiB/s, minb=658KiB/s, maxb=2,281KiB/s, mint=23321msec, maxt=26025msec Disk stats (read/write): cciss!c0d0: ios=5693/2021, merge=992/85, ticks=55364/30864, in_queue=86212, util=97.41% 5.23user 0.37system 0:26.35elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+191520outputs (0major+1023minor)pagefaults 0swaps