[lustre-discuss] mounting OSTs of failed node on other nodes
toomuchit at gmail.com
Tue Nov 28 17:12:22 PST 2017
You would want to do the tune2fs first and then mount it. But yep, that
is the gist of what you would do.
On 11/28/2017 4:51 PM, E.S. Rosenberg wrote:
> So it turns out that when I setup this lustre filesystem I defined it
> for failover even though the vendor back then (2.4-2.5 days) was very
> negative about it.
> We never had an opportunity to actually test failover properly but it
> worked nicely now, thanks to all the great people who work on this
> project! :)
> I am still curious though, assuming I had not done the original setup
> for failover what steps would I now take to make these OSTs available?
> I assume it's something like:
> - mount OSTs
> - tune2fs --writeconf [what?]
> Thanks again!
> On Wed, Nov 29, 2017 at 2:40 AM, Brian Andrus <toomuchit at gmail.com
> <mailto:toomuchit at gmail.com>> wrote:
> It should be possible.
> You will need to update the config (writeconf) to reflect the IP
> of the host (failnode or servicenode).
> This way, when it reports to the MGS, it is known and will be
> accepted into the mix :)
> Brian Andrus
> On 11/28/2017 4:35 PM, E.S. Rosenberg wrote:
>> Hi everyone,
>> One of our OSS nodes failed to come back up after a firmware upgrade.
>> I'd like to mount its' OSTs on one or more of the other OSSs to
>> allow the filesystem to remain available.
>> Is this possible?
>> lustre-discuss mailing list
>> lustre-discuss at lists.lustre.org
>> <mailto:lustre-discuss at lists.lustre.org>
> lustre-discuss mailing list
> lustre-discuss at lists.lustre.org
> <mailto:lustre-discuss at lists.lustre.org>
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