Boston Linux & UNIX was originally founded in 1994 as part of The Boston Computer Society. We meet on the third Wednesday of each month at the Massachusetts Institute of Technology, in Building E51.

BLU Discuss list archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Discuss] xfs repair

On Mon, Sep 22, 2014 at 09:16:01PM -0400, Stephen Adler wrote:
> Guys,
> I'm preparing to building several multi terabyte file systems using
> XFS. On the order of 5-10 terabytes. I've done a bit of searching on
> the web to find out what is the customary way to check xfs file
> systems. with the other file systems, you would get a forced fsck
> ever N number of mounts thus repairing any "gunk" in the file
> system. With XFS, no fsck is performed. fsck.xfs will return passed
> and not execute. Thus one needs to run xfs_repair every now and then
> I suppose. So my question is what is the customary frequency one
> runs xfs_repair on their xfs file systems. Every 6 months? Do it via
> a cron job every week making sure you can dismount the file system
> first and then remount it when done? It's been beaten into me over
> the years I've managed linux/unix systems that fscks must be done
> with some kind of periodicity otherwise suffer from file corruption
> due to bit decay I suppose.

I suppose the real question is, why XFS? And what kind of

I expect that most large storage systems will be rebooted extremely
infrequently, and so some form of online fault detection and
repair will become critical.


BLU is a member of BostonUserGroups
BLU is a member of BostonUserGroups
We also thank MIT for the use of their facilities.

Valid HTML 4.01! Valid CSS!

Boston Linux & Unix /