On Fri, 30 Aug 2002, Jeremy Tinley wrote:

> Date: Fri, 30 Aug 2002 14:02:51 -0500
> From: Jeremy Tinley <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
> Cc: [EMAIL PROTECTED]
> Subject: RE: Tape backups from live slave
> 
> Good question,
> 
> a) The slave does not have the free space to make a duplicate of my
> data.
Well you can pipe it through a compressor (eg bzip) before it hits the 
disk.  This will slow the process down some but its still gots to be 
faster than waiting for the tape drive.

> 
> b) I have 200 tables.  I don't want to have to recreate indexes for
> every table if I have to restore.  I'd rather spend an hour restoring
> from tape and let replication catch me up.
> 
> -J
> 
> -----Original Message-----
> From: William R. Mussatto [mailto:[EMAIL PROTECTED]] 
> Sent: Friday, August 30, 2002 1:57 PM
> To: Jeremy Tinley
> Cc: [EMAIL PROTECTED]
> Subject: Re: Tape backups from live slave
> 
> On Fri, 30 Aug 2002, Jeremy Tinley wrote:
> 
> > Date: Fri, 30 Aug 2002 12:36:28 -0500
> > From: Jeremy Tinley <[EMAIL PROTECTED]>
> > To: [EMAIL PROTECTED]
> > Subject: Tape backups from live slave
> > 
> > Howdy,
> > 
> > Before I run off and try it, can anyone offer up any problems with
> doing
> > a LOCK TABLES, FLUSH TABLES and then use tar to backup my 16GB of DB
> > tables from a slave to a tape?
> > 
> > Currently, I redirect the traffic to another slave, and then shut down
> > this slave to backup the tables and keep replication from happening.
> An
> > hour later, it's complete.
> 
> Why not: use mysqldump to a file and then backup the file.  The total 
> time you bypass the slave should be much shorter. 
> 
> > 
> > Any thoughts on my query?
> > (Sorry, had to throw the filter word in there somewhere...)
> > 
> > 
> > -J
> > 
> > 
> > 
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> 
> Sincerely,
> 
> William Mussatto, Senior Systems Engineer
> CyberStrategies, Inc
> ph. 909-920-9154 ext. 27
> 
> 

Sincerely,

William Mussatto, Senior Systems Engineer
CyberStrategies, Inc
ph. 909-920-9154 ext. 27


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