Re: xfs question

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



James A. Peltier wrote:
> ----- Original Message -----
> | John R Pierce wrote:
> | > On 8/4/2015 7:14 AM, m.roth@xxxxxxxxx wrote:
> | >>
> | >>  CentOS 6.6 (well, just updated with CR). I have some xfs filesystems
> | >> on a RAID. They've been mounted with the option of defaults. Will it
> break
> | >> the whole thing if I now change that to inode64, or was that
> something
> | >> I needed to do when the fs was created, or is there some conversion I
> | >> can run that won't break everything?
> | >
> | > you can enable that option at any time, but once you've used it, you
> | > can't go back.
> | >
> | > note that 64 bit inodes cause a minor issue with NFS if you have
> shares
> | > exported other than the root.  there's an easy workaround.
> |
> | Thanks, John. I believe I did exports elsewhere, last year. This just
> came
> | up on a huge backup RAID - the rsync was failing, though there was
> plenty
> | space, and inode64 just popped up from my stack - it was just the
> | conversion that I didn't remember the answer to.
> |
> | For those looking at this, here's a gotcha: you *cannot* change fstab,
> | then mount -o remount, you *must* umount, then mount. Merely -o remount
> | fails to make the change.
> |
> |       mark
>
> Some older 32-bit software will likely have problems addressing any
> content outside of the 2^32 bit inode range.  You will be able to see it,
> but reading and writing said data will likely be problematic
>
Fortunately, I think we've gotten rid of all our 32-bit servers, which is
where people work, and workstations, as well.

       mark

_______________________________________________
CentOS mailing list
CentOS@xxxxxxxxxx
http://lists.centos.org/mailman/listinfo/centos



[Index of Archives]     [CentOS]     [CentOS Announce]     [CentOS Development]     [CentOS ARM Devel]     [CentOS Docs]     [CentOS Virtualization]     [Carrier Grade Linux]     [Linux Media]     [Asterisk]     [DCCP]     [Netdev]     [Xorg]     [Linux USB]
  Powered by Linux