SAS Raid の fio の参考値

以前SUSE Linux で fio を使って iSCSI のパフォーマンスを測定してみた。のですが、納品前の sas 2.5' 10,000rpm Raid6 の値です。

sles11:~ # ./fiostat.sh
seq-write: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=sync, iodepth=1
...
seq-write: (g=0): rw=write, bs=4K-4K/4K-4K, ioengine=sync, iodepth=1
fio 2.0.7
Starting 3 processes
seq-write: Laying out IO file(s) (1 file(s) / 1024MB)
seq-write: Laying out IO file(s) (1 file(s) / 1024MB)
seq-write: Laying out IO file(s) (1 file(s) / 1024MB)
Jobs: 2 (f=2): [W_W] [100.0% done] [0K/53358K /s] [0 /13.3K iops] [eta 00m:00s]
seq-write: (groupid=0, jobs=1): err= 0: pid=4162
write: io=1024.0MB, bw=16636KB/s, iops=4158 , runt= 63032msec
clat (usec): min=63 , max=705763 , avg=234.84, stdev=5836.64
lat (usec): min=64 , max=705764 , avg=236.43, stdev=5836.64
clat percentiles (usec):
| 1.00th=[ 67], 5.00th=[ 69], 10.00th=[ 69], 20.00th=[ 70],
| 30.00th=[ 71], 40.00th=[ 72], 50.00th=[ 73], 60.00th=[ 73],
| 70.00th=[ 74], 80.00th=[ 77], 90.00th=[ 80], 95.00th=[ 86],
| 99.00th=[ 117], 99.50th=[ 141], 99.90th=[ 318], 99.95th=[199680],
| 99.99th=[199680]
bw (KB/s) : min= 5740, max=28536, per=33.37%, avg=16653.89, stdev=2797.40
lat (usec) : 100=97.94%, 250=1.87%, 500=0.10%, 750=0.01%, 1000=0.01%
lat (msec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
lat (msec) : 250=0.07%, 500=0.01%, 750=0.01%
cpu : usr=3.05%, sys=8.14%, ctx=262171, majf=0, minf=27
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=262144/d=0, short=r=0/w=0/d=0
seq-write: (groupid=0, jobs=1): err= 0: pid=4163
write: io=1024.0MB, bw=16697KB/s, iops=4174 , runt= 62801msec
clat (usec): min=58 , max=416032 , avg=233.98, stdev=5762.31
lat (usec): min=60 , max=416034 , avg=235.60, stdev=5762.31
clat percentiles (usec):
| 1.00th=[ 63], 5.00th=[ 65], 10.00th=[ 66], 20.00th=[ 69],
| 30.00th=[ 70], 40.00th=[ 71], 50.00th=[ 72], 60.00th=[ 73],
| 70.00th=[ 74], 80.00th=[ 75], 90.00th=[ 78], 95.00th=[ 84],
| 99.00th=[ 115], 99.50th=[ 131], 99.90th=[ 306], 99.95th=[199680],
| 99.99th=[199680]
bw (KB/s) : min= 2371, max=26928, per=33.43%, avg=16684.50, stdev=2782.25
lat (usec) : 100=98.13%, 250=1.70%, 500=0.07%, 750=0.01%
lat (msec) : 2=0.01%, 4=0.01%, 10=0.01%, 20=0.01%, 50=0.01%
lat (msec) : 100=0.01%, 250=0.08%, 500=0.01%
cpu : usr=1.66%, sys=9.56%, ctx=262257, majf=0, minf=26
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=262144/d=0, short=r=0/w=0/d=0
seq-write: (groupid=0, jobs=1): err= 0: pid=4164
write: io=1024.0MB, bw=16664KB/s, iops=4165 , runt= 62926msec
clat (usec): min=60 , max=324093 , avg=234.08, stdev=5748.81
lat (usec): min=61 , max=324094 , avg=235.77, stdev=5748.81
clat percentiles (usec):
| 1.00th=[ 64], 5.00th=[ 66], 10.00th=[ 67], 20.00th=[ 68],
| 30.00th=[ 69], 40.00th=[ 70], 50.00th=[ 72], 60.00th=[ 74],
| 70.00th=[ 75], 80.00th=[ 76], 90.00th=[ 79], 95.00th=[ 84],
| 99.00th=[ 115], 99.50th=[ 133], 99.90th=[ 302], 99.95th=[199680],
| 99.99th=[199680]
bw (KB/s) : min= 2053, max=30419, per=33.40%, avg=16669.20, stdev=2993.02
lat (usec) : 100=98.10%, 250=1.73%, 500=0.08%, 750=0.01%
lat (msec) : 4=0.01%, 10=0.01%, 20=0.01%, 100=0.01%, 250=0.07%
lat (msec) : 500=0.01%
cpu : usr=1.94%, sys=10.44%, ctx=262217, majf=0, minf=27
IO depths : 1=100.0%, 2=0.0%, 4=0.0%, 8=0.0%, 16=0.0%, 32=0.0%, >=64=0.0%
submit : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
complete : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%, >=64=0.0%
issued : total=r=0/w=262144/d=0, short=r=0/w=0/d=0

Run status group 0 (all jobs):
WRITE: io=3072.0MB, aggrb=49906KB/s, minb=16635KB/s, maxb=16696KB/s,
mint=62801msec, maxt=63032msec

Disk stats (read/write):
cciss!c0d0: ios=1/785411, merge=0/1026, ticks=312/1113332,
in_queue=1084276, util=100.00%
rm: cannot remove `/tmp/iseq-write.*': No such file or directory
-------- end ----
sles11:~ #