migrating volumes -- Recipes? Critiques?

[Bill Davidsen]

Joel Rees wrote:
> I'm finding my /var partition kind of tight, so I thought I'd ease the
> crush and (avoid fragmentation) by making a new partition for just
> /var/cache and moving all the stuff in /var/cache over.
> 
> (Yeah, this is all under LVM, so I could just make the /var partition
> bigger, but my home and /usr partitions are already splintered a bit
> as it is.)
> 
> So I made the new partition and used
> 
> tar --acls --atime-preserve --numeric-owner --selinux --xattrs -cf
> cacheball /var/cache
> 
> and, in /mnt, with the new partition mounted there,
> 
> tar --acls --atime-preserve --numeric-owner --selinux --xattrs
> --preserve-permissions --preserve-order xf cacheball /var/cache
> 
> checked the results, and re-booted. X11 doesn't want to come up, just
> sits there with the pointer in the middle of the screen.
> 
> Possibly relevant stuff from /var/log/messages:
> 
> -------------------------------------
> ay  5 13:25:42 fed gnome-session[2561]: WARNING: Client
> '/org/gnome/SessionManager/Client1' failed to reply before timeout
> May  5 13:25:42 fed smartd[2414]: smartd received signal 15: Terminated
> May  5 13:25:42 fed smartd[2414]: smartd is exiting (exit status 0)
> May  5 13:25:42 fed gnome-session[2561]: WARNING: Unable to find
> desktop file 'at-spi-registryd-wrapper.desktop': 検索ディレクトリには妥
> 当なキー・ファイルがありませんでした
> May  5 13:25:42 fed gnome-session[2561]: WARNING: Unable to find
> desktop file 'gnome-at-spi-registryd-wrapper.desktop.desktop': 検索ディ
> レクトリには妥当なキー・ファイルがありませんでした
> -------------------------------------
> 
> Any thoughts?
> 
> I'm probably going to go ahead and drop the new partition and just
> expand /var, but I suspect this has to do with selinux, which I've
> been avoiding learning how to do right.
> 
I'd be tempted to use rsync with the -a option myself, jus a thought. You might
want to relabel the directory for selinux, I don't recall doing that, but there
are many things I do which seem so easy they don't drop into long term memory.

-- 
Bill Davidsen <davidsen at tmr.com>
  "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot