very slow zfs scrub

Adam Vande More amvandemore at
Thu Feb 24 20:02:08 UTC 2011

On Thu, Feb 24, 2011 at 1:28 PM, Piotr Kucharski <piotr.kucharski at>wrote:

> Wow! What does scrub do that it slows ggate drive almost to halt?
> What can I do to fix it?

I think network latency is going to have huge impact on performance here.
Have you tried any ggate or nic tuning?  Would HAST be an option for you?  I
think it has more performance thought put into it.

Adam Vande More

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