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] [6.0% done] [ 20610/ 1928 kb/s] [eta 00m:47s] Threads: 3: [mmm] [6.7% done] [ 20101/ 158 kb/s] [eta 00m:56s] Threads: 3: [mmm] [12.8% done] [ 16737/ 6080 kb/s] [eta 00m:34s] Threads: 3: [mmm] [17.1% done] [ 19837/ 1972 kb/s] [eta 00m:29s] Threads: 3: [mmm] [21.2% done] [ 16839/ 2403 kb/s] [eta 00m:26s] Threads: 3: [mmm] [30.8% done] [ 19060/ 1423 kb/s] [eta 00m:18s] Threads: 3: [mmm] [36.0% done] [ 18954/ 1358 kb/s] [eta 00m:16s] Threads: 3: [mmm] [38.5% done] [ 13430/ 4645 kb/s] [eta 00m:16s] Threads: 3: [mmm] [44.0% done] [ 7585/ 9245 kb/s] [eta 00m:14s] Threads: 3: [mmm] [46.2% done] [ 16798/ 56 kb/s] [eta 00m:14s] Threads: 3: [mmm] [50.0% done] [ 14982/ 552 kb/s] [eta 00m:13s] Threads: 3: [mmm] [56.0% done] [ 12833/ 0 kb/s] [eta 00m:11s] Threads: 3: [mmm] [60.0% done] [ 9912/ 711 kb/s] [eta 00m:10s] Threads: 3: [mmm] [59.3% done] [ 10364/ 418 kb/s] [eta 00m:11s] Threads: 3: [Vmm] [60.7% done] [ 8330/ 2068 kb/s] [eta 00m:11s] Threads: 2: [_mm] [64.3% done] [ 10628/ 707 kb/s] [eta 00m:10s] Threads: 2: [_Vm] [67.9% done] [ 11515/ 0 kb/s] [eta 00m:09s] Threads: 1: [__V] [76.9% done] [ 20719/ 0 kb/s] [eta 00m:06s] fio: (groupid=0): err= 0: pid=13085 read : io=100MiB, bw=6,031KiB/s, runt= 17384msec slat (msec): min= 0, max= 902, avg=38.61, stdev=144.47 clat (msec): min= 1, max= 258, avg=50.29, stdev=39.71 bw (KiB/s) : min= 100, max=16834, per=47.34%, avg=7404.73, stdev=5005.64 write: io=6,136KiB, bw=379KiB/s, runt= 16547msec slat (msec): min= 0, max= 9, avg= 1.07, stdev= 1.72 clat (msec): min= 3, max= 1520, avg=328.49, stdev=434.11 bw (KiB/s) : min= 0, max= 4343, per=42.47%, avg=840.00, stdev=1343.09 cpu : usr=8.93%, sys=0.53%, ctx=786 IO depths : 1=0.7%, 2=4.6%, 4=58.7%, 8=35.9%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.1%, 4=0.2%, 10=3.6%, 20=13.4%, 50=43.0%, 100=26.0% lat (msec): 250=11.2%, 500=0.6%, 750=0.5%, 1000=0.4%, >=2000=0.9% fio: (groupid=0): err= 0: pid=13086 read : io=100MiB, bw=5,373KiB/s, runt= 19513msec slat (msec): min= 0, max= 2232, avg=240.91, stdev=592.81 clat (msec): min= 0, max= 294, avg=48.98, stdev=39.20 bw (KiB/s) : min= 17, max=16775, per=45.25%, avg=7078.65, stdev=5529.05 write: io=14,656KiB, bw=843KiB/s, runt= 17789msec slat (msec): min= 0, max= 100, avg= 2.02, stdev= 6.90 clat (msec): min= 9, max= 1514, avg=284.64, stdev=339.15 bw (KiB/s) : min= 0, max= 6267, per=69.62%, avg=1377.00, stdev=1574.69 cpu : usr=7.73%, sys=0.37%, ctx=759 IO depths : 1=0.8%, 2=4.7%, 4=56.1%, 8=38.3%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.9%, 4=0.3%, 10=2.9%, 20=14.5%, 50=38.3%, 100=25.5% lat (msec): 250=13.3%, 500=1.5%, 750=1.3%, 1000=0.7%, >=2000=0.6% fio: (groupid=0): err= 0: pid=13087 read : io=100MiB, bw=5,214KiB/s, runt= 20110msec slat (msec): min= 0, max= 1599, avg=142.56, stdev=392.85 clat (msec): min= 0, max= 217, avg=44.47, stdev=33.02 bw (KiB/s) : min= 195, max=19177, per=44.42%, avg=6948.32, stdev=5678.88 write: io=15,220KiB, bw=836KiB/s, runt= 18639msec slat (msec): min= 0, max= 669, avg= 7.98, stdev=67.31 clat (msec): min= 22, max= 1691, avg=373.12, stdev=429.43 bw (KiB/s) : min= 0, max= 5319, per=58.52%, avg=1157.50, stdev=1336.44 cpu : usr=8.49%, sys=0.40%, ctx=806 IO depths : 1=0.9%, 2=5.3%, 4=57.4%, 8=36.4%, 16=0.0%, 32=0.0%, >=64=0.0% lat (msec): 2=0.2%, 4=0.4%, 10=4.2%, 20=14.8%, 50=41.2%, 100=26.5% lat (msec): 250=8.1%, 500=1.3%, 750=1.2%, 1000=0.6%, >=2000=1.1% Run status group 0 (all jobs): READ: io=300MiB, aggrb=15,642KiB/s, minb=5,214KiB/s, maxb=6,031KiB/s, mint=17384msec, maxt=20110msec WRITE: io=36,012KiB, aggrb=1,978KiB/s, minb=379KiB/s, maxb=843KiB/s, mint=17384msec, maxt=20110msec Disk stats (read/write): cciss!c0d0: ios=5721/702, merge=1208/135, ticks=276256/256040, in_queue=532296, util=98.36% 4.81user 0.26system 0:20.51elapsed 24%CPU (0avgtext+0avgdata 0maxresident)k 614400inputs+72064outputs (0major+2340minor)pagefaults 0swaps