BackupPC-users

Re: [BackupPC-users] Block-level rsync-like hashing dd?

2008-12-08 13:12:16
Subject: Re: [BackupPC-users] Block-level rsync-like hashing dd?
From: Tino Schwarze <backuppc.lists AT tisc DOT de>
To: backuppc-users AT lists.sourceforge DOT net
Date: Mon, 8 Dec 2008 19:11:03 +0100
On Mon, Dec 08, 2008 at 06:49:27PM +0100, Tino Schwarze wrote:

> > In all of the myriad of "how do I replicate a server", someone one time 
> > suggested using a netcat/dd like command with block-level hashing to copy 
> > only changed blocks.  Since then, I have searched *extensively* for this, 
> > and I cannot find it.
> 
> I'd just rsync the raw devices. It's actually smilar to rsync'ing DVD
> images, just a bit larger. Never checked whether that's faster -
> probably depends on your network bandwidth and I/O speeds.

D'oh, sorry! Of course, rsync will sync the device file, not the
content of the device...

Tino.

-- 
"What we nourish flourishes." - "Was wir nähren erblüht."

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