As Group Replication (GR) matures and it is deployed in a myriad of different systems, we begin to witness specific network conditions that we must be able to cope with in order to make Group Replication more tolerant and robust to those failures.…
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There is a new MySQL 8.0 release and it has some interesting replication features. The change log is available at the usual place, MySQL 8.0.21, but let me give you a brief summary.
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The latest MySQL 8.0 release is out. That is MySQL 8.0.18. We have some new replication enhancements and some work done on replication internals in this release that we would like to highlight and celebrate with our users. Here is a quick summary.…
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MySQL 8.0.16 has been released last Thursday. In it, you can find some new replication features. Here is a quick summary. Follow-up blog posts will provide details about these features.
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Version 8.0.12 added many great new features to MySQL. One of the new features included is the memory instrumentation of the XCom cache, which allows users to view and monitor the memory utilization of the cache by querying Performance Schema (PS).…
In order to improve observability and manageability of MySQL Group Replication (GR), we enhanced its instrumentation in MySQL 8.0.4. With these goals in mind, we have extended the usage of Performance Schema (P_S) from this plugin to the included Group Communication System (GCS) module as well as its submodule eXtended Communications (XCom) which are responsible for all communication involved in the dissemination of transactions to other MySQL instances.…
We are very excited about the next release of MySQL Group Replication 0.9.0 in MySQL 5.7.15 and the great work that has been done to improve its stability. Release after release, MySQL Group Replication becomes more stable and more user-friendly and has reached a maturity level that made us declare 0.9.0 a release candidate.…
I recently had the pleasure of attending the first OpenStack Days East conference in NYC. This was the first OpenStack Days event that we’ve had on the East Coast of the US, but I hope that it’s the first of many!…
Hi everyone, its been a while since the last release of Group
Replication. During this period we have been working hard to
improve the plugin and give you a better user experience. Focused
on solving several existing bugs, address performance issues and
improving user
experience we renamed some variables, introduced new ones and
changed some of the plugin policies.…
With the new Group Replication Beta release—0.8 for MySQL 5.7.14—available for download on labs.mysql.com, I expect more and more people to begin engaging in various forms of proof-of-concept attempts. So I wanted to create a “quick start guide” (to replace this outdated getting started post) focused on an example/test Linux environment, that covers how to get started, what a full working example test setup can look like, and also include some best practice and operations advice along the way.…