Bacula-users

Re: [Bacula-users] Copying backup "On the fly"

2009-10-15 15:51:50
Subject: Re: [Bacula-users] Copying backup "On the fly"
From: John Drescher <drescherjm AT gmail DOT com>
To: Sébastien VINOT <sebastien.vinot AT logisphere DOT fr>
Date: Thu, 15 Oct 2009 15:48:08 -0400
> I'm thinking of a solution (maybe not so "simple"):
>  - Before a job starts, a small script checks if the file exists and if it
> is a socket (assuming it is possible to know the file name at this time). If
> it is a real file (which means it is a new file, the script can replace the
> file by a socket
>  - The FD sends data into a socket and a small script listens on the socket.
> For all data, it writes it at the end of the "real file" and can do the copy
> (or prepare it for a copy after all).
> Is it a possible solution ?
> Sebastien
>
>

Sounds a little like a network raid 1.

There are filesystems that can do this.

http://www.drbd.org/

John

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