ZFS scrub CPU bound?
Bob Friesenhahn
bfriesen at simple.dallas.tx.us
Thu Aug 9 23:11:49 UTC 2012
On Thu, 9 Aug 2012, Daniel Kalchev wrote:
>
> What might be there in ZFS code that is single-CPU bound?
Almost certainly there is a single brain at the top to dictate the
scrub algorithm. Scrub does need to proceed in appropriate order.
Some things are best left for one CPU to do.
It is unlikely that FreeBSD's I/O system is optimized for SSDs.
Bob
--
Bob Friesenhahn
bfriesen at simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer, http://www.GraphicsMagick.org/
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