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IOPS
I/O Pings
ioping -c 10 request=1 time=0.5 ms request=2 time=97.3 ms request=3 time=34.9 ms request=4 time=10.4 ms request=5 time=63.9 ms request=6 time=0.3 ms request=7 time=12.5 ms request=8 time=35.1 ms request=9 time=40.0 ms request=10 time=17.7 ms request=1 time=0.4 ms request=2 time=174.0 ms request=3 time=0.3 ms request=4 time=18.5 ms request=5 time=3.8 ms request=6 time=31.6 ms request=7 time=22.0 ms request=8 time=126.1 ms request=9 time=0.3 ms request=10 time=27.8 ms request=1 time=54.8 ms request=2 time=442.9 ms request=3 time=33.1 ms request=4 time=1166.1 ms request=5 time=98.9 ms request=6 time=1003.1 ms request=7 time=15.6 ms request=8 time=167.8 ms request=9 time=126.4 ms request=10 time=254.0 ms
10 requests completed in 9313.6 ms, 32 iops, 0.1 mb/s
I/O Seek Test (No Cache)
ioping -RD 14 iops, 0.1 mb/s min/avg/max/mdev = 0.3/70.3/676.6/130.5 ms
I/O Reads - Sequential
ioping -RL 244 iops, 61.0 mb/s min/avg/max/mdev = 1.0/4.1/706.5/29.6 ms
I/O Reads - Cached
ioping -RC 835545 iops, 3263.8 mb/s min/avg/max/mdev = 0.0/0.0/0.0/0.0 ms
DD
dd if=/dev/zero of=sb-io-test bs=1M count=1k conv=fdatasync 8.87293 s, 121 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k conv=fdatasync 7.3485 s, 146 MB/s
dd if=/dev/zero of=sb-io-test bs=1M count=1k oflag=dsync 293.693 s, 3.7 MB/s
dd if=/dev/zero of=sb-io-test bs=64k count=16k oflag=dsync 4940.65 s, 217 kB/s
FIO
Read IOPS 428.3333333333333
Read Bandwidth 5.1 MB/second
Write IOPS 54.666666666666664
Write Bandwidth 679 KB/second
RawFIOOutput
FIO random reads: randomreads: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64 fio-2.0.9 Starting 1 process randomreads: Laying out IO file(s) (1 file(s) / 1024MB)
randomreads: (groupid=0, jobs=1): err= 0: pid=31635: Mon Jan 14 04:28:02 2013 read : io=1024.3MB, bw=1267.4KB/s, iops=316 , runt=827611msec cpu : usr=0.20%, sys=0.52%, ctx=259817, majf=0, minf=89 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0% 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=0.1%, >=64=0.0% issued : total=r=262207/w=0/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs): READ: io=1024.3MB, aggrb=1267KB/s, minb=1267KB/s, maxb=1267KB/s, mint=827611msec, maxt=827611msec
Disk stats (read/write): md2: ios=262217/13760, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=131095/10254, aggrmerge=13/4349, aggrtick s=26473100/1424768, aggrin_queue=27897714, aggrutil=100.00% sdb: ios=131650/10255, merge=15/4349, ticks=25671836/1405460, in_queue=27077076, util=99.99% sda: ios=130540/10253, merge=12/4350, ticks=27274364/1444076, in_queue=28718352, util=100.00% Done
FIO random writes: randomwrites: (g=0): rw=randwrite, bs=4K-4K/4K-4K, ioengine=libaio, iodepth=64 fio-2.0.9 Starting 1 process
randomwrites: (groupid=0, jobs=1): err= 0: pid=1949: Mon Jan 14 05:20:48 2013 write: io=1024.3MB, bw=339270 B/s, iops=82 , runt=3165619msec cpu : usr=0.08%, sys=0.19%, ctx=244125, majf=0, minf=26 IO depths : 1=0.1%, 2=0.1%, 4=0.1%, 8=0.1%, 16=0.1%, 32=0.1%, >=64=100.0% 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=0.1%, >=64=0.0% issued : total=r=0/w=262207/d=0, short=r=0/w=0/d=0
Run status group 0 (all jobs): WRITE: io=1024.3MB, aggrb=331KB/s, minb=331KB/s, maxb=331KB/s, mint=3165619msec, maxt=3165619msec
Disk stats (read/write): md2: ios=0/270868, merge=0/0, ticks=0/0, in_queue=0, util=0.00%, aggrios=6/268875, aggrmerge=0/3562, aggrticks=6176/14 3918132, aggrin_queue=143924192, aggrutil=93.87% sdb: ios=0/268869, merge=0/3569, ticks=0/163609332, in_queue=163609268, util=93.87% sda: ios=12/268882, merge=0/3555, ticks=12352/124226932, in_queue=124239116, util=88.41% Done |
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发表于 2013-1-14 21:09:32
