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Re: [rdiff-backup-users] how to shrink/purge/truncate the metadata file
From: |
=JeffH |
Subject: |
Re: [rdiff-backup-users] how to shrink/purge/truncate the metadata file (and the file_statistics file)? |
Date: |
Mon, 04 Jan 2010 10:24:30 -0800 |
User-agent: |
Thunderbird 1.5.0.14ubu (X11/20080306) |
> As you found the increments dir grows when the source files either shrink or
> expand. Since it is basically a versioning system it has to retain all the
> information for a file over the time frame since the last --remove-older-than
> operation
yep, that's what I figured.
> One way to get a handle on your backup directory is to do:
> rdiff-backup --list-increment-sizes /backup/dir
> This will show you where your storage is being taken up. The amount you are
> going to need is going to be useage specific. The more increments and the
> bigger the incremental changes the more storage you are going to need.
Remember
> increments work both ways, so shrinking the size of source files will increase
> the size of the incremental storage at least until they are pruned
> by --remove-older-than.
ok, that makes sense, thanks.
I have some questions about the size info rdiff-backup displays at various
times, but will do so in a separate message later on.
thanks for your thoughts.
=JeffH