Tag: MySQL

Log Buffer #213, A Carnival of the Vanities for DBAs

Warm welcome to the Log Buffer, a weekly amalgamation of database news across different technologies. Let’s get warmed up with sizzling Log Buffer #213.

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DBIx::Class::DeploymentHandler is Awesome

DBIx::Class::DeploymentHandler is a fairly young module. It’s a little raw at the edges and a wee bit terse in term of documentation. It’s also a complex thing and, trust me, it’ll takes more than a few minutes of playing with it to get your mind around how it works. But once you begin to understand what it can do, Whoa, that’s one seriously powerful beast, that module is. But don’t take my word for it, let me show you.

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Beware Starting Slaves in the Position in the master.info file

I’ve seen many a good DBA make the master of starting slaves from the position in the master.info file, most recently this week, that I want to bring it to everyone’s attention.

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What Happens when InnoDB Fails to Start

Today I’ve spent some time (more than this issue was worth, actually) on a client’s system trying to find out why table was not accessible and failed. The error message suggested something went very wrong with .frm file and I already started thinking about restoring the table from backup, when I noticed that accessing any InnoDB table was producing same error. A quick check of the error log showed that when MySQL server was restarted some time ago InnoDB failed to initialize due to a memory issue.

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Zabbix Templates for MySQL

We recently had a client come to us, and ask us to improve their MySQL monitoring inZabbix. So, we did. The approach we took was to port the MySQL script from the superb mysql-cacti-templates project to work with Zabbix. This works out well, because…

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Log Buffer #208, A Carnival of the Vanities for DBAs

Welcome to Log Buffer, the weekly round up of news and happenings in the database world.

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Call for Papers – NoCOUG 2011

North California Oracle User Group are planning their 2011 conferences and are looking for good presentations! We are a very friendly local user group, so if you live in NorCal and never presented before – this is a great place to start! We love seeing new presenters and we even have a public speaking expert on our board who loves giving feedback when requested. Of course, we are nice to seasoned gurus too.

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Log Buffer #207, A Carnival of the Vanities for DBAs

Winter has started and the holiday season is approaching fast. With the chillness of winter and festive mode induced by the holidays, bloggers across the planet are coming up with more and more exciting ideas. Let’s start with sizzling Log Buffer #207.

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Log Buffer #206, A Carnival of the Vanities for DBAs

Welcome to Log Buffer, the weekly news blog about blogs in the datasphere.

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Percona XtraDB Information_schema Changing

I’ve been working a lot with xtradb versions of mysql over the last year, and more and more have begun to attempt to leverage the information_schema instrumentation that has been put in place. Today, I went into a system with…

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