On Wed, Sep 10, 2008 at 10:04 AM, Steve Whitson
<steven.whitson_at_gmail.com> wrote:
> I'm planing on upgrading from 1.3.1 to 1.5.2 in the near future. I've
> worked with the svnadmin upgrade sub-command as well as the
> svn-populate-node-origins-index tool w/in 1.5.2, along with the need for
> both, and performed some migration-upgrades to another system-location
> (using svn switch --relocate). The process seems fairly simple.
>
> My two questions wrt 1.4 are:
> 1. to get the benefits of 1.4 with regard to repository size, must I dump
> and load my repositories?
> 2. to get the benefits of smaller/faster network traffic must I dump and
> load my repositories?
>
> I ask due to what I found in the 1.4 release notes:
> In Subversion 1.4, the svndiff format has been improved to use much less
> disk space — up to 50% less on plain text files in some cases. Thus, if you
> choose to dump and reload your repository, the new repository should be
> noticeably smaller on disk. (Make sure to svnadmin create the new repository
> using svnadmin 1.4.) Additionally, if a client and server are both version
> 1.4 , then network traffic becomes smaller and faster.
>
> Also (wrt 1.5), is it recommended to dump and load them when possible
> between such upgrades? Based on the 1.5 release notes I'll get the new
> features of 1.5 by just preforming the upgrade operation, but the svnadmin
> upgrade subcommand says two things that lead me to believe a dump and load
> would be better when possible:
> -the upgrade performs only the minimum amount of work needed to
> accomplish this
> -It does not guarantee the most optimized repository state as a dump and
> load would.
It sounds like you understand everything. You would most likely want
to do a dump/load so that you could pick up the benefits of a 1.4
repository and 1.5 at the same time. svnadmin upgrade will not get
you any of the 1.4 improvements.
--
Thanks
Mark Phippard
http://markphip.blogspot.com/
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Received on 2008-09-10 16:08:09 CEST