MySQL/docker performance report update

Saturday I was in my favourite grocery store, standing in the line, browsing the net on my phone. I read Vadim Tkachenko‘s blog post about Measuring Percona Server Docker CPU/network overhead and his findings were the opposite than mine – he didn’t found any measurable difference. Reading his post, he did found huge impact in networking which I didn’t checked, so I was re-run my checks again, but now with paying attention for network configuration.

I won’t lingering this more: he’s correct, I was wrong. After I start to use the host’s network directly – the performance degradation went away.

Yay, for Vladim!

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MySQL in docker or native – performance benchmarks

Back in October I have write about possible ways of running multiple MySQL instances on the same hardware. As the months passing by, the project of splitting our database schemas into standalone instances is closing in, so I started to check the different ways.

EDIT: This post is outdated, here is the follow up.

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