Re: last xfs_repair time?

[Eric Sandeen <sandeen@sandeen.net>]

Lars Damerow wrote:
> From Eric Sandeen <sandeen@sandeen.net>, Wed, Nov 12, 2008 at 07:11:21PM -0600:
>> Timothy Shimmin wrote:
>>> Lars Damerow wrote:
>>>> Hi folks,
>>>>
>>>> Is it possible to query XFS for the last time xfs_repair fixed a
>>>> filesystem? I've been searching the man pages and haven't found anything
>>>> useful.
>>>>
>>> Not that I know of.
>>> Barry is the repair maintainer/expert though.
>>>
>>> --Tim
>>>
>>>
>> AFAIK it doesn't, but that'd be a neat feature - adding space for that,
>> and maybe date of mkfs (or mkfs version) etc might be nice too.
> 
> Thanks for the responses! It's handy to have that information
> available, especially when you're maintaining hundreds of workstations
> whose power cables occasionally get yanked out by their users. :/

So, for what it's worth, power loss should not necessarily require a
repair; as long as you have barriers enabled and/or you're not losing
log writes to a volatile write cache, power loss should never corrupt
the filesystem metadata; that is what the log is for, after all...

-Eric