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] [13.0% done] [ 9383/ 9387 kb/s] [eta 00m:20s] Threads: 3: [mmm] [16.7% done] [ 3201/ 17319 kb/s] [eta 00m:20s] Threads: 3: [mmm] [20.8% done] [ 15997/ 3945 kb/s] [eta 00m:19s] Threads: 3: [mmm] [25.0% done] [ 16335/ 2824 kb/s] [eta 00m:18s] Threads: 3: [mmm] [29.2% done] [ 15249/ 3111 kb/s] [eta 00m:17s] Threads: 3: [mmm] [32.0% done] [ 13707/ 3095 kb/s] [eta 00m:17s] Threads: 3: [mmm] [36.0% done] [ 14187/ 2151 kb/s] [eta 00m:16s] Threads: 3: [mmm] [40.0% done] [ 12861/ 2851 kb/s] [eta 00m:15s] Threads: 3: [mmm] [42.3% done] [ 6975/ 7264 kb/s] [eta 00m:15s] Threads: 3: [mmm] [46.2% done] [ 13345/ 1948 kb/s] [eta 00m:14s] Threads: 3: [mmm] [48.1% done] [ 4738/ 8370 kb/s] [eta 00m:14s] Threads: 3: [mmm] [51.9% done] [ 8509/ 4645 kb/s] [eta 00m:13s] Threads: 3: [mmm] [55.6% done] [ 8387/ 4270 kb/s] [eta 00m:12s] Threads: 3: [mmm] [57.1% done] [ 5511/ 5385 kb/s] [eta 00m:12s] Threads: 3: [mmm] [58.6% done] [ 6776/ 3127 kb/s] [eta 00m:12s] Threads: 3: [mmm] [62.1% done] [ 6971/ 2676 kb/s] [eta 00m:11s] Threads: 3: [mmm] [63.3% done] [ 4722/ 3241 kb/s] [eta 00m:11s] Threads: 3: [mmV] [62.5% done] [ 14578/ 1203 kb/s] [eta 00m:12s] Threads: 3: [mmV] [63.6% done] [ 29188/ 162 kb/s] [eta 00m:12s] Threads: 2: [mm_] [64.7% done] [ 12422/ 1350 kb/s] [eta 00m:12s] Threads: 2: [mV_] [63.9% done] [ 10583/ 0 kb/s] [eta 00m:13s] Threads: 1: [m__] [66.7% done] [ 7309/ 0 kb/s] [eta 00m:12s] Threads: 1: [V__] [83.3% done] [ 22521/ 0 kb/s] [eta 00m:05s] fio: (groupid=0): err= 0: pid=24306 read : io=100MiB, bw=4,053KiB/s, runt= 25868msec clat (msec): min= 0, max= 126, avg= 8.99, stdev=13.67 bw (KiB/s) : min= 17, max=31129, per=40.32%, avg=4903.18, stdev=6187.66 write: io=38,068KiB, bw=1,604KiB/s, runt= 24296msec clat (msec): min= 2, max= 121, avg=16.38, stdev=17.58 bw (KiB/s) : min= 0, max= 7064, per=68.21%, avg=2786.86, stdev=2601.51 cpu : usr=7.08%, sys=0.56%, ctx=2191 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=20.2%, 4=9.2%, 10=30.2%, 20=27.9%, 50=10.5%, 100=0.6% lat (msec): 250=1.4%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=24307 read : io=100MiB, bw=4,445KiB/s, runt= 23585msec clat (msec): min= 0, max= 121, avg=11.43, stdev=13.04 bw (KiB/s) : min= 94, max=11550, per=37.95%, avg=4614.31, stdev=2505.27 write: io=10,208KiB, bw=462KiB/s, runt= 22618msec clat (msec): min= 1, max= 114, avg=14.82, stdev=16.02 bw (KiB/s) : min= 0, max= 2362, per=24.23%, avg=990.14, stdev=908.54 cpu : usr=6.55%, sys=0.54%, ctx=1834 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=8.7%, 4=9.4%, 10=33.4%, 20=34.6%, 50=12.4%, 100=0.3% lat (msec): 250=1.1%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% fio: (groupid=0): err= 0: pid=24308 read : io=100MiB, bw=4,858KiB/s, runt= 21584msec clat (msec): min= 0, max= 44, avg= 5.63, stdev= 7.27 bw (KiB/s) : min= 14, max=32489, per=53.28%, avg=6478.71, stdev=8297.42 write: io=48,688KiB, bw=2,537KiB/s, runt= 19646msec clat (msec): min= 1, max= 48, avg=10.83, stdev= 7.12 bw (KiB/s) : min= 0, max= 8289, per=80.53%, avg=3290.48, stdev=2222.86 cpu : usr=8.32%, sys=0.59%, ctx=2511 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=30.6%, 4=8.1%, 10=28.3%, 20=25.3%, 50=7.7%, 100=0.0% lat (msec): 250=0.0%, 500=0.0%, 750=0.0%, 1000=0.0%, >=2000=0.0% Run status group 0 (all jobs): READ: io=300MiB, aggrb=12,160KiB/s, minb=4,053KiB/s, maxb=4,858KiB/s, mint=21584msec, maxt=25868msec WRITE: io=96,964KiB, aggrb=4,086KiB/s, minb=462KiB/s, maxb=2,537KiB/s, mint=21584msec, maxt=25868msec Disk stats (read/write): cciss!c0d0: ios=5500/2012, merge=945/219, ticks=49748/28268, in_queue=78004, util=96.27% 5.18user 0.51system 0:26.19elapsed 21%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+193968outputs (0major+1029minor)pagefaults 0swaps