On Jun 20, 2012, at 4:08 AM, Jim Klimov wrote:
> Also by default if you don't give the whole drive to ZFS, its cache
> may be disabled upon pool import and you may have to reenable it
> manually (if you only actively use this disk for one or more ZFS
> pools - which play with caching nicely).
This is not correct.
The behaviour is to attempt to enable the disk's write cache if ZFS has the
whole disk. Relevant code:
Please help us to stop propagating the misinformation that ZFS disables
ZFS and performance consulting
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