Areca vs. ZFS performance testing.

Danny Carroll fbsd at
Thu Oct 30 21:50:04 PDT 2008

Andrew Snow wrote:
> Its probably worth playing with vfs.zfs.cache_flush_disable when using
> the hardware RAID.
> By default, ZFS will flush the entire hardware cache just to make sure
> the ZFS Intent Log (ZIL) has been written.
> This isn't so bad on a group of hard disks with small caches, but bad if
> you have 256mb of controller write cache.


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