[ZODB-Dev] Restoring from repozo and reusing an index file?

2010-06-11 Thread Paul Winkler
Hi folks, I'm preparing to move a zope site from one host to another. We've been planning to use repozo backups to copy the filestorage from the old host to the new one. I'd like to figure out how to minimize downtime while not losing any data. My plan was: 1. Make a backup, copy it to

Re: [ZODB-Dev] Restoring from repozo and reusing an index file?

2010-06-11 Thread Chris Withers
Paul Winkler wrote: 3 should be pretty fast as its an incremental backup. 4 may take a little while but iirc it's not too bad for this db - maybe 10 minutes. Most of the downtime is caused by rebuilding the index which takes way longer (30 min?) So I had two questions: 1) would it

Re: [ZODB-Dev] Restoring from repozo and reusing an index file?

2010-06-11 Thread Hanno Schlichting
On Fri, Jun 11, 2010 at 3:25 PM, Paul Winkler sli...@gmail.com wrote: I'm preparing to move a zope site from one host to another. We've been planning to use repozo backups to copy the filestorage from the old host to the new one.  I'd like to figure out how to minimize downtime while not

Re: [ZODB-Dev] Restoring from repozo and reusing an index file?

2010-06-11 Thread Paul Winkler
On Fri, Jun 11, 2010 at 10:18 AM, Chris Withers ch...@simplistix.co.ukwrote: Paul Winkler wrote: 3 should be pretty fast as its an incremental backup. 4 may take a little while but iirc it's not too bad for this db - maybe 10 minutes. Most of the downtime is caused by rebuilding the index

[ZODB-Dev] ZEORaid was Re: Restoring from repozo and reusing an index file?

2010-06-11 Thread Alan Runyan
I suppose you could look at zeoraid. Hadn't thought of that, will look at it, thanks! Anyone using ZEORaid in production? ___ For more information about ZODB, see the ZODB Wiki: http://www.zope.org/Wikis/ZODB/ ZODB-Dev mailing list -

Re: [ZODB-Dev] ZEORaid was Re: Restoring from repozo and reusing an index file?

2010-06-11 Thread Christian Theune
On 06/11/2010 05:50 PM, Alan Runyan wrote: I suppose you could look at zeoraid. Hadn't thought of that, will look at it, thanks! Anyone using ZEORaid in production? I hope not. There's still open issues with split brain situations and a mysterious bug WRT oid generation that I hope to hunt

Re: [ZODB-Dev] Restoring from repozo and reusing an index file?

2010-06-11 Thread Paul Winkler
On Fri, Jun 11, 2010 at 11:48 AM, Paul Winkler sli...@gmail.com wrote: On Fri, Jun 11, 2010 at 10:34 AM, Hanno Schlichting ha...@hannosch.euwrote: I tend to run rsync via rsync -rP --rsh=ssh. The Data.fs is an append-only file, so rsync is very efficient at handling it. Only zeopack