MySQL replication health
Tuesday, 09. 30. 2008 – Category: sw
It’s possible for MySQL’s statement-based replication to get out of sync. I’ve yet to see a real example myself, perhaps because the DB abstraction layers I encounter not creating the “dangerous” queries that can make this happen. Still, other than monitoring replication health with SHOW SLAVE STATUS and friends I’ve sometimes been concerned about whether […]
Overview Ning provide off the peg hosted social networks. The service is free unless you pay to not have their context-driven ads on your pages. Within a few minutes of sign-up you’re away. Particulary cool is that they will let you at the source of your network. You can’t then wander off and run it […]
I’ve been asked about this a few times, so I figured I’d post here. This is a brief description of a highly available Rails cluster I’ve built. Some preliminaries: There’s no invention here, I believe this setup is very common. High availability isn’t the same thing as load balanced. There is nothing here to intelligently […]
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