From: Rick James
Date: September 21 2011 8:58pm
Subject: Re: confirm subscribe to replication@lists.mysql.com
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On 9/21/11 11:21 AM, Ricardo Freitas wrote:
> with values along the 5500 records
> per minute, I was wondering what implications, performance wise, does a
> master-slave replication system have.
Not a problem.  That's only 100qps.  I deal with systems having a dozen 
slaves and higher qps.

I do recommend that you tune your caches adequately:
    http://mysql.rjweb.org/doc.php/memory
and that you use batch INSERTs or LOAD data for rapid inserting -- you 
can often get 10x the performance.


-- 
Rick James - MySQL Geek