BackupPC-users

Re: [BackupPC-users] Skipping already compressed files?

2008-11-25 09:51:28
Subject: Re: [BackupPC-users] Skipping already compressed files?
From: Rob Owens <rob.owens AT biochemfluidics DOT com>
To: "General list for user discussion, questions and support" <backuppc-users AT lists.sourceforge DOT net>
Date: Tue, 25 Nov 2008 09:49:36 -0500
Jeffrey J. Kosowsky wrote:
> Is there any reason that backuppc doesn't allow for files of certain
> type or ending to have compression skipped?
> 
> It seems like it would be beneficial to define lists based either on
> file endings and/or file types that would allow you to skip
> compression for certain already compressed media types. It's not clear
> to me what the benefit is of compressing large music, picture or video
> files that are already pretty efficiently compressed. Adding a
> compression can only slow down the transfer.
> 
> Since there is already a pool and a cpool couldn't this be easily
> added?
> 
I asked about this a while back.  It's not implemented, but yes I think
it would be a great addition.  Gzip'ing an already compressed file
format like a jpg or an ogg doesn't gain you anything.

-Rob
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