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Monthly Archives: July 2008

How to Outrun the Lions

I just posted slides from a talk I gave at a Facebook application developer conference in Las Vegas this weekend. The talk is titled Outrun the Lions. Our customers run several of the top 10 …

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LVM Configuration mistake to Avoid

One of our customers was setting up box for MySQL LVM backups. The box had 2 RAID volumes (internal drives and enclosure) with database being stored on enclosure drives and internal drives used pretty much …

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Logging your MySQL command line client sessions

Baron recently wrote about very helpful but often forgotten about “Pager” feature of command line client. There is another one which falls into the same list – the –tee option. Specifying –tee=/path/to/file.log you can get …

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Velocity Presentation Slides Published

I’ve now published slides from my talk at Velocity conference on Percona web site. Enjoy.

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How SHOW SLAVE STATUS relates to CHANGE MASTER TO

As you probably know MySQL Replication (statement based) works by fetching statements from MASTERs binary log and executing them on the SLAVE. Since MySQL 4.0 this process is a bit more involved having events passing …

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Speaking on OSCON 2008

It looks like I never blogged about it but I’m going to be speaking on OSCON 2008. Similar to the last year presentation I’ll do overview of MySQL Open Source storage engines. I’ll do brief …

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Recovering Innodb table Corruption

Assume you’re running MySQL with Innodb tables and you’ve got crappy hardware, driver bug, kernel bug, unlucky power failure or some rare MySQL bug and some pages in Innodb tablespace got corrupted. In such cases …

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How to load large files safely into InnoDB with LOAD DATA INFILE

Recently I had a customer ask me about loading two huge files into InnoDB with LOAD DATA INFILE. The goal was to load this data on many servers without putting it into the binary log. …

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Should we proclaim MySQL Community Edition Dead ?

We were chatting with Jeremy Cole today and he brought to my attention last version of MySQL Community Eddition (5.0.51) was released in November 2007 – over 7 months ago. MySQL 5.0.51a and MySQL 5.0.51b …

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