Emergency

Monthly Archives: February 2011

Battery Learning still problem many years after

The performance problems caused by battery auto learning go many years back. We wrote about it, other people from MySQL Community too. The situation did not get better, at least not with Dell RAID controllers, …

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White Paper: “Scaling MySQL Deployments Efficiently” from Percona and Virident

Percona was working closely with Virident on evaluating tachIOn as solution for MySQL, and as result you can find whitepaper “Scaling MySQL Deployments Efficiently Using Virident tachIOn Drives”, available from Virident website. It was done …

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White Paper: Preventing MySQL Emergencies

About a year ago, I started a study of emergency incidents that our customers filed with us. What I found was really surprising, and defied conventional wisdom. I learned a lot about preventing emergencies. I …

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Percona Server and XtraBackup weekly news, February 5th

I decided to try a series of blog posts keeping people informed about what’s happening in Percona Server and Percona XtraBackup once a week. I’ll try to digest things, but it turns out to be …

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MySQL Meetup in Charlotte,NC second attempt

I was going to visit Charlotte,NC and talk on MySQL Meetup in January but weather did not cooperate. I’m trying again and I hope this time I’m more lucky. As such I’m speaking on MySQL …

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Fixing MySQL with a comment in the config file

A customer called with an emergency issue: A server that normally runs many MySQL instances wouldn’t start them up. Not only would it not start all of them, it wouldn’t even start the first one. …

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Performance problem with Innodb and DROP TABLE

I’ve been working with an application which does a lot of CREATE and DROP table for Innodb tables and we’ve discovered DROP TABLE can take a lot of time and when it happens a lot …

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How InnoDB handles REDO logging

Xaprb (Baron) recently blogged about how InnoDB performs a checkpoint , I thought it might be useful to explain another important mechanism that affects both response time and throughput – The transaction log.

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Tokutek Founder Named to IOUG MySQL Council

by:

I am delighted to announce that Dr. Bradley Kuszmaul, Co-Founder and Chief Architect at Tokutek, has been appointed to the IOUG’s first MySQL Council. In the announcement on the IUOG website, president Andy Flower spoke …

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Upcoming Webinar “Managing Big Data with Percona Server, XtraBackup and Tungsten”

On February 10, We will be giving a webinar “Managing Big Data with Percona Server, XtraBackup and Tungsten”. This is joint Continuent and Percona Webinar with full description: Big data is a big problem for …

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