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Re: hot-backup vs svnadmin dump

From: David Pratt <fairwinds_at_eastlink.ca>
Date: Fri, 04 Apr 2008 14:09:35 -0300

Hi Andy. I wanted to continue to hotcopy to another drive on the same
machine but store and archive somewhere else for recovery. Dump and load
is the agnostic way of doing this. So this answered my question
perfectly. Many thanks for this.

Regards
David

Andy Levy wrote:
> On 4/4/08, David Pratt <fairwinds_at_eastlink.ca> wrote:
>> Hi. I am in the process of automating a backup and recovery and would like
>> to know what is best for complete restoration of the repository. The
>> machines have different os's so just want to ensure I do not run into snags.
>>
>> My repository is hosted on an mac osx machine. I would prefer to do cron
>> hot-backups and unarchive my repository without any consequences to a CentOS
>> machine in event of failure. Will I run into any trouble with this scenario?
>> Would it be better to do a dump and then load the dump file to a new
>> repository on the Linux box. I guess I am questioning whether these method
>> are os agnostic and if not how to work around this. Many thanks.
>
> svnadmin dump is the correct way to move a repository between
> platforms. The dumpfile format and dump/load process takes into
> account any platform differences between them.
>
> Run the hotcopy first, then dump the hotcopy. If you attempt to dump
> an active repository, you could end up with an unusable dumpfile if
> there's a transaction in-progress when the dump is performed.
>
> You're in essence describing a combination of "hotcopy for backup" and
> "migrate to a different platform." See
> http://svnbook.red-bean.com/en/1.4/svn-book.html#svn.reposadmin.maint.backup
> and then "Migrating Repository Data Elsewhere" which is linked from
> it.
>
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Received on 2008-04-04 19:09:57 CEST

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