[HAST] ZFS, many disks, write order

Mark Felder feld at FreeBSD.org
Tue Sep 22 20:24:29 UTC 2015



On Tue, Sep 22, 2015, at 02:26, InterNetX - Juergen Gotteswinter wrote:
> One of the great Hast Features is that it Hides Disk Failures from ZFS,
> this has been already discussed on this List a few Months ago.
> 
> Single ZIL Flash Drive is also not such a great Idea. I whould suggest
> to start from scratch with "ZFS Best Practices".
> 

A single ZIL is not a single point of failure for a few years now. Most
people do not have a ton of data going through the ZIL and if it dies
you only lose those transactions in flight, not your entire pool.

-- 
  Mark Felder
  ports-secteam member
  feld at FreeBSD.org


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