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	<title>Comments on: MySQL 5.1 went to GA. Was it a good move ?</title>
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	<link>http://www.mysqlperformanceblog.com/2008/12/10/mysql-51-went-to-ga-was-it-a-good-move/</link>
	<description>Everything about MySQL Performance</description>
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		<title>By: peter</title>
		<link>http://www.mysqlperformanceblog.com/2008/12/10/mysql-51-went-to-ga-was-it-a-good-move/comment-page-1/#comment-407731</link>
		<dc:creator>peter</dc:creator>
		<pubDate>Thu, 11 Dec 2008 03:47:23 +0000</pubDate>
		<guid isPermaLink="false">http://www.mysqlperformanceblog.com/?p=556#comment-407731</guid>
		<description>Jestep,

Some benchmarks are here:
http://www.mysqlperformanceblog.com/2008/12/03/mysql-50-51-and-innodb-plugin-cpu-efficiency/

We plan to post more for MySQL 5.0 and MySQL 5.1 as time goes along.</description>
		<content:encoded><![CDATA[<p>Jestep,</p>
<p>Some benchmarks are here:<br />
<a href="http://www.mysqlperformanceblog.com/2008/12/03/mysql-50-51-and-innodb-plugin-cpu-efficiency/" rel="nofollow">http://www.mysqlperformanceblog.com/2008/12/03/mysql-50-51-and-innodb-plugin-cpu-efficiency/</a></p>
<p>We plan to post more for MySQL 5.0 and MySQL 5.1 as time goes along.</p>
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		<title>By: peter</title>
		<link>http://www.mysqlperformanceblog.com/2008/12/10/mysql-51-went-to-ga-was-it-a-good-move/comment-page-1/#comment-407727</link>
		<dc:creator>peter</dc:creator>
		<pubDate>Thu, 11 Dec 2008 03:45:26 +0000</pubDate>
		<guid isPermaLink="false">http://www.mysqlperformanceblog.com/?p=556#comment-407727</guid>
		<description>Mark,

mysql-test should be made to run several mysql instances and do testing in parallel  - you probably have much more cores at your computer now than in MySQL 5.1 times.

Regarding features - is not stability of the NEW features is exactly something you would like to expect from the new release.  Why bother upgrading unless you plan to use new features or get performance improvements ?</description>
		<content:encoded><![CDATA[<p>Mark,</p>
<p>mysql-test should be made to run several mysql instances and do testing in parallel  &#8211; you probably have much more cores at your computer now than in MySQL 5.1 times.</p>
<p>Regarding features &#8211; is not stability of the NEW features is exactly something you would like to expect from the new release.  Why bother upgrading unless you plan to use new features or get performance improvements ?</p>
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		<title>By: Jestep</title>
		<link>http://www.mysqlperformanceblog.com/2008/12/10/mysql-51-went-to-ga-was-it-a-good-move/comment-page-1/#comment-407676</link>
		<dc:creator>Jestep</dc:creator>
		<pubDate>Thu, 11 Dec 2008 03:08:25 +0000</pubDate>
		<guid isPermaLink="false">http://www.mysqlperformanceblog.com/?p=556#comment-407676</guid>
		<description>Normally I don&#039;t think a release should be made with so many known bugs, but this was in RC for far too long. It almost needed to hit production just to speed things up. Sun&#039;s stock crashing really concerns me to their future, especially if they ever got bought out by a company that doesn&#039;t want to deal with open source OS&#039;s and programs. The ridiculous process of getting 5.1 into general release makes me question how committed Sun is to the open source side of their business, and the fact that they released a buggy version doesn&#039;t help either.

Anyway, I would really like to see performance comparisons to Percona or Google patched 5.0 builds. We&#039;ve been waiting for 5.1 to come out, primarily for it&#039;s replication, but I don&#039;t actually plan on upgrading for at least 6 months or so.</description>
		<content:encoded><![CDATA[<p>Normally I don&#8217;t think a release should be made with so many known bugs, but this was in RC for far too long. It almost needed to hit production just to speed things up. Sun&#8217;s stock crashing really concerns me to their future, especially if they ever got bought out by a company that doesn&#8217;t want to deal with open source OS&#8217;s and programs. The ridiculous process of getting 5.1 into general release makes me question how committed Sun is to the open source side of their business, and the fact that they released a buggy version doesn&#8217;t help either.</p>
<p>Anyway, I would really like to see performance comparisons to Percona or Google patched 5.0 builds. We&#8217;ve been waiting for 5.1 to come out, primarily for it&#8217;s replication, but I don&#8217;t actually plan on upgrading for at least 6 months or so.</p>
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		<title>By: Mark Callaghan</title>
		<link>http://www.mysqlperformanceblog.com/2008/12/10/mysql-51-went-to-ga-was-it-a-good-move/comment-page-1/#comment-407671</link>
		<dc:creator>Mark Callaghan</dc:creator>
		<pubDate>Thu, 11 Dec 2008 03:05:30 +0000</pubDate>
		<guid isPermaLink="false">http://www.mysqlperformanceblog.com/?p=556#comment-407671</guid>
		<description>I have one silly complaint. 5.1 has many more tests than 5.0, but my server hasn&#039;t gotten any faster. It takes me much longer to run mysql-test-run in 5.1. Can someone optimize that? Otherwise, it is nice to see there are many more tests.

Based on the list of 5.1 bugs it looks like 5.1 is in good shape. There are many issues for RBR and partitioning, but those are new features. I am trying to get my local 5.1 builds upgraded to 5.1.30 and InnoDB 1.0.2 plugin and PBXT 1.0.06 plugin so I can begin running this for long-term tests.</description>
		<content:encoded><![CDATA[<p>I have one silly complaint. 5.1 has many more tests than 5.0, but my server hasn&#8217;t gotten any faster. It takes me much longer to run mysql-test-run in 5.1. Can someone optimize that? Otherwise, it is nice to see there are many more tests.</p>
<p>Based on the list of 5.1 bugs it looks like 5.1 is in good shape. There are many issues for RBR and partitioning, but those are new features. I am trying to get my local 5.1 builds upgraded to 5.1.30 and InnoDB 1.0.2 plugin and PBXT 1.0.06 plugin so I can begin running this for long-term tests.</p>
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