[Gluster-users] ZFS with SSD ZIL vs XFS

Bartosz Zięba kontakt at avatat.pl
Tue Oct 10 19:27:38 UTC 2017


Have you thought about using an SSD as a GlusterFS hot tiers?


On 10.10.2017 19:59, Gandalf Corvotempesta wrote:
> 2017-10-10 18:27 GMT+02:00 Jeff Darcy <jeff at pl.atyp.us>:
>> Probably not.  If there is, it would probably favor XFS.  The developers
>> at Red Hat use XFS almost exclusively.  We at Facebook have a mix, but
>> XFS is (I think) the most common.  Whatever the developers use tends to
>> become "the way local filesystems work" and code is written based on
>> that profile, so even without intention that tends to get a bit of a
>> boost.  To the extent that ZFS makes different tradeoffs - e.g. using
>> lots more memory, very different disk access patterns - it's probably
>> going to have a bit more of an "impedance mismatch" with the choices
>> Gluster itself has made.
> Ok, so XFS is the way to go :)
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