Author - Ceri Williams

PMM Server + podman: Running a Container Without root Privileges

PMM server and podman

In this article, we will take a look at how to run Percona Monitoring and Management (PMM) Server in a container without root privileges.
Some of the concerns companies have about using Docker relate to the security risks that exist due to the requirement for root privileges in order to run the service and therefore […]

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MySQL-python: Adding caching_sha2_password and TLSv1.2 Support

python not connecting to MySQL

Python 2 reaches EOL on 2020-01-01 and one of its commonly used third-party packages is MySQL-python. If you have not yet migrated away from both of these, since MySQL-python does not support Python 3, then you may have come across some issues if you are using more recent versions of MySQL and are enforcing […]

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MySQL 8.0 Bug 94394, Fixed!

MySQL optimizer bugs

Last week I came across a bug in MySQL 8.0, which meant that the absence of mysql.user leads to auto-apply of –skip-grant-tables (#94394) would leave MySQL running in an undesirable state. My colleague Sveta Smirnova blogged about the issue and it also caught the interest of Valeriy Kravchuk in Fun with Bugs #80 – […]

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The Importance of mysqlbinlog –version

Importance of MySQL binlog version

When deciding on your backup strategy, one of the key components for Point In Time Recovery (PITR) will be the binary logs. Thankfully, the mysqlbinlog command allows you to easily take binary log backups, including those that would otherwise be encrypted on disk using encrypt_binlog=ON. (more…)

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Encryption of the InnoDB System Tablespace and Parallel Doublewrite Buffer

encryption of InnoDB tablespace parallel doublewrite buffer

In my last post I compared data at-rest encryption features available for MySQL and MariaDB. As noted at the time, some of the features available for Percona Server for MySQL were in development, and the latest version (5.7.23) sees two of them released as ALPHA quality.
Encrypting the InnoDB system tablespace
The first of the new […]

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