On Thu, Dec 1, 2011 at 8:09 AM, Geoff Flarity <[email protected]>wrote:

> My advice would be to max out your RAM (for ARC) before you bother
> with a ZIL, or L2ARC.  Where a fast SSD for a ZIL really shines is
> random synchronized writes. IE a database transaction. You'll notice
> this when you run filebench and look at the results. I'm not sure how
> NFS handles FSYNC and DSYNC to be honest.
>

NFS does a *lot* of synchronous writes and will probably benefit from a
fast ZIL device.

-- 
David Brodbeck
System Administrator, Linguistics
University of Washington
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