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2009 Oct 10
11
SSD over 10gbe not any faster than 10K SAS over GigE
...spring for some 10Gbe cards. So what am I doing wrong.
My setup is a Dell 2950 without a raid controller, just a SAS6 card. The setup is as such
:
mirror rpool (boot) SAS 10K
raidz SSD 467 GB on 3 Samsung 256 MLC SSD (220MB/s each)
to create the raidz I did a simple zpool create raidz SSD c1xxxxx c1xxxxxx c1xxxxx. I have a single 10GBe card with a single IP on it.
I created a NFS filesystem for vmware by using : zfs create SSD/vmware . I had to set permissoins for Vmware anon=0, but thats it. Below is what zpool iostat reads:
File copy 10Gbe to SSD -> 40M max
file copy 1gbe to S...