MySQLCommunity Advent Calendar 2022 - Since MySQL 8.0.30, the Dynamic InnoDB Redo Log is a new feature that allows users to resize the redo log files on the fly without the need for a restart. In this blog post, we will explore the new architecture of the Dynamic InnoDB Redo Log and how to manage those logs.

I wrote this post on MyRocks because I believe it is the most interesting new MySQL storage engine to have appeared over the last few years. Although MyRocks is very efficient for writes, I chose a more generic workload that will provide a different MyRocks use case.

The use case is the TPC-C benchmark but executed not on a high-end server but on a lower-spec virtual machine that is I/O limited like for example, with AWS EBS volumes. I decided to use a virtual machine with two CPU cores, four GB of memory, and storage limited to a maximum of 1000 IOPs of 16KB. The storage device has performance characteristics pretty similar to an AWS gp2 EBS volume of about 330 GB in size. I emulated these limits using the KVM iotune settings in my lab.

<iotune>
     <total_iops_sec>1000</total_iops_sec>
     <total_bytes_sec>16384000</total_bytes_sec> …

MySQL Community Advent Calendar 2022 - how to handle UUIDs with MySQL 8.0

Blip is a new open source MySQL metrics collector, or “MySQL monitor” for short. But isn’t collecting MySQL metrics easy? And don’t we already have some open source MySQL monitors? Let’s take a trip down memory lane…

Blip is a new open source MySQL metrics collector, or “MySQL monitor” for short. But isn’t collecting MySQL metrics easy? And don’t we already have some open source MySQL monitors? Let’s take a trip down memory lane…

Blip is a new open source MySQL metrics collector, or “MySQL monitor” for short. But isn’t collecting MySQL metrics easy? And don’t we already have some open source MySQL monitors? Let’s take a trip down memory lane…

Drupal is a popular open-source content management system (CMS) that is used by businesses, governments, and organizations around the world to build and manage websites. It is known for its flexibility, scalability, and security features. On 14th December, Drupal launched the latest upgrade to its popular software. In this article, we will guide you through […]

MySQL Community Advent Calendar 2022 - Drupal is a popular open-source content management system (CMS) that is used by businesses, governments, and organizations around the world to build and manage websites. It is known for its flexibility, scalability, and security features.

With MySQL Cluster you can now from version 8.0.31 use transparent data encryption (TDE). Together with the encrypted backup feature it encrypts all data persisted on disk for tables that uses the Ndb storage engine in MySQL. This complements other already existing features that encrypts data at rest in MySQL. TDE encryption uses XTS-AES and […]

With MySQL Cluster you can now from version 8.0.31 use transparent data encryption (TDE). Together with the encrypted backup feature it encrypts all data persisted on disk for tables that uses the Ndb storage engine in MySQL. This complements other already existing features that encrypts data at rest in MySQL.