TRY AND ERRΦR

気になったこと、勉強したこと、その他雑記など色々メモしていきます。。Sometimes these posts will be written in English.,

Aurora

Auroraがマルチマスターをプレビュー公開

AWS Auroraでマルチマスター機能がプレビュー公開されました。# レジュメ https://aws.amazon.com/jp/about-aws/whats-new/2017/11/sign-up-for-the-preview-of-amazon-aurora-multi-master/プレビューはMySQLの互換エディションでのみ利用可らしいです。 マ…

AWS Aurora restarted due to an error Out Of Memory

Recently, there was a problem that Aurora database had been restarting at the same time on daily. Since at the time batch with a huge query had processed, so we guessed it was the cause of restarting Aurora. We asked AWS Technical Support …

Make replication between external Mysql and RDS-Aurora.

My external Mysql, which means non-AWS-RDS, has a large capacity records in it, and have been replicating between master and slave which are both external Mysql.It's difficult and too annoying about its slowness to dump data and to import …