Re: [BackupPC-users] rsync xfer error
2008-04-12 18:20:15
better to put a small token file in /srv so that it does not apear empty.
echo "backuppc token file, please do not delete" > /srv/.backuppc_token
Martin Leben wrote:
> Mauro Condarelli wrote:
>
>> Tony Schreiner ha scritto:
>>
>>> There is a config variable called BackupZeroFilesIsFatal.
>>> If that is set to 1, and your share is empty files, the backup will fail.
>>>
>>> Set it to 0 or skip /srv.
>>> Tony
>>>
>>>
>> Thanks,
>> That was it.
>> Now it is crunching (on another share).
>>
>> Thanks again
>> Mauro
>>
>
> Hi Mauro,
>
> Setting BackupZeroFilesIsFatal to 0 might be dangerous. It is configurable
> for a
> reason. Think about what happens in the following scenario:
>
> - BackupZeroFilesIsFatal is set to 0.
> - On "/srv" you have mounted a disk or something.
> - Suddenly the mount disappears due to you "fat fingering" the configuration
> (remember that human errors are the most common errors) or faulty hardware or
> something else.
>
> Now when BackupPC comes along and wants to backup "/srv" it does that without
> complaining, even though it contains no files. Depending on the schedule and
> retention settings you might have lost your backup completely. Especially if
> this continues for some days/weeks and you don't notice it.
>
> So the recommendation is to leave BackupZeroFilesIsFatal at 1. Don't add
> "/srv"
> to the backup until there is data on it. If the client machine has other
> directories you are backing up and if "/srv" is a dynamic mount that
> sometimes
> isn't used, I would recommend that you create a separate host alias in which
> you
> backup only "/srv".
>
> BR
> /Martin Leben
>
>
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