Update to my own post. Further tests more consistently resulted in closer to
150MB/s.
When I took one disk offline, it was just shy of 100MB/s on the single disk.
There is both an obvious improvement with the mirror, and a trade-off (perhaps
the latter is controller related?).
I did the
On 7/28/2010 4:22 PM, Karol wrote:
I appear to be getting between 2-9MB/s reads from individual disks in my zpool
as shown in iostat -v
I expect upwards of 100MBps per disk, or at least aggregate performance on par
with the number of disks that I have.
My configuration is as follows:
Two
I appear to be getting between 2-9MB/s reads from individual disks in my zpool
as shown in iostat -v
I expect upwards of 100MBps per disk, or at least aggregate performance on par
with the number of disks that I have.
My configuration is as follows:
Two Quad-core 5520 processors
48GB ECC/REG
Also w/a Raidz(4 disk) + Raidz2 (8 disk) configuration thats slow as molasses
on reads . So would love to hear any troubleshooting tips / guides etc?
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I'm kinda embarrassed to chime in since I can't help much, but I'm curious
about this.
What is your OS version, and what are the zpool and zfs versions? Can you
provide a relatively straight-forward method to reproduce your results? I'd
like to see how you're testing this for my own
