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Displaying posts with tag: Paul Tuckfield (reset)

Maatkit version 1709 released
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This release contains bug fixes and new features. It also contains a new tool: my implementation of Paul Tuckfield's relay log pipelining idea. I have had quite a few responses to that blog post, and requests for the code. So I'm releasing it as part of Maatkit.

How pre-fetching relay logs speeds up MySQL replication slaves
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I dashed off a hasty post about speeding up replication slaves, and gave no references or explanation. That's what happens when I write quickly! This post explains what the heck I was talking about.

Speed up your MySQL replication slaves
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Paul Tuckfield of YouTube has spoken about how he sped up his slaves by pre-fetching the slave's relay logs. I wrote an implementation of this, tried it on my workload, and it didn't speed them up. (I didn't expect it to; I don't have the right workload). I had a few email exchanges with Paul and some other experts on the topic and we agreed my workload isn't going to benefit from the pre-fetching.

In the meantime, I've got a pretty sophisticated implementation of Paul's idea just sitting around, unused. I haven't released it for the same reasons Paul didn't release his: I'm afraid it might do more harm than good.

However, if you'd …

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Showing entries 1 to 3

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