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

[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 be safe to copy the index file from the old host and just  
> use that with the filestorage generated by repozo?

Almost certainly not.

> 2) should I maybe ditch repozo and just rsync everything?  That'd  
> replace step 3 with a second call to rsync, and eliminate steps 4 and  
> 6.  But I'm not sure how fast it is at updating a big binary file.  I  
> think I'll do an experiment today and report back on this option.

I suppose you could look at zeoraid.

Have you tried just starting with an empty index file?

Chris