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Re: [ezjail] Backing up a jail



On Aug 8, 2013, at 5:22 PM, Panagiotis Christias wrote:

> On 9/8/2013 00:17, Ollivier Robert wrote:
>> According to Dan Langille:
>>> Given a jail at /usr/jails/example.org, I plan to exclude the
>>> following directories:
>> 
>> These are symlinks, just use a backup system that does not reference
>> symlinks, just store them (which almost system I know --
>> tar/cpio/pax/zfs send/dump -- will do by default).
>> 
>> The main things is that of course, unless you have specified every
>> jail inside their own FS (easy with ZFS, slightly less practical with
>> UFS), dump/restore won't be usable as it does dump only entire FS
>> (something Rémy Card submitted a patch for years ago...)
> 
> When backing up jails, I really like "rsync -x" and "gtar --one-file-system" since all basejail stuff is nullfs mounted.


It turns out that my backup solution (Bacula) does that by default.  I don't have to worry about any nullfs mounted at all.

-- 
Dan Langille - http://langille.org