Re: iowait - ext4 + ssd journal

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On 5 November 2014 05:58, Joshua Baker-LePain <jlb17@xxxxxxxx> wrote:
> On Mon, 3 Nov 2014 at 5:37pm, Lindsay Mathieson wrote
>
>> On 4 November 2014 11:28, Paul Robert Marino <prmarino1@xxxxxxxxx> wrote:
>>>
>>> Use XFS instead of EXT4
>>> There are many very good reasons its the new default filesystem in RHEL 7
>>
>>
>> xfs can't use a external journal.
>
>
> Actually, it can.  I remember playing with it *way* back in the day when XFS
> was first ported to Linux.  From 'man mkfs.xfs':


Thanks, I could have sworn I read somewhere that this was buggy and
unsupported, but that seems to not be the case.

Pity, I would like to have tested that, but I'm not stripping down and
recreating again - have to get some work done :)





-- 
Lindsay
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