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ProxySQL Monitoring with Datadog

Introduction ProxySQL is a high performance proxy for MySQL and its forks. One of the key features is its ability to handle hundreds of thousands of connections with very low overhead. Some of the other key features are query caching, traffic mirroring, query routing and pluggable architecture. It is also the only open source proxy […]

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Show differences found by pt-table-checksum

TwinDB Table Compare

pt-table-checksum perfectly solves problem of checking if master and its slaves are in-sync. It answers the question “Are the slaves consistent with the master?”. However if the answer is “No” pt-table-checksum doesn’t actually tell what exactly is different.

pt-table-sync may give a partial answer. It can print SQL statements to sync the replication cluster. Reading the SQL […]

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TwinDB talks on Percona Live 2016

Percona Live is a Christmas in MySQL world. It’s time when all friends and family gather over a glass of beer. Everyone is talking about achievements of the last year and make New Year resolutions for a next one. There will be two talks from TwinDB this year. One is about data recovery and one […]

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TwinDB Really Loves Backups

A week or two ago one of my former colleagues (at Percona) Jevin Real gave a talk titled Evolving Backups Strategy, Deploying pyxbackup at Percona Live 2015 in Amsterdam. I think Jervin raised some very good points about where MySQL backup solutions in general fall short. There are definitely a lot of tools and scripts out there that claim […]

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How to recover table structure from FRM files online

Recently we announced MySQL Data Recovery Portal. Here we automated some data recovery routines and published web interface to them. First, it was a tool to estimate recovery chances from corrupted InnoDB tablespaces. Now it’s even more exciting and useful feature – recovery table structure from FRM files online. There are several methods to recover MySQL table […]

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