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Showing entries 1 to 10 of 35130 10 Older Entries
Fun with Bugs #37 - Bugs fixed in MySQL 5.6.27
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MySQL 5.6.27 was released on September 30 formally. Source code is also available on GitHub, and I have it compiled (some users are less lucky) and running for a couple of days already. In this post I'll comment on some bugs reported by MySQL Community that are fixed there.

I'd like to start with a couple of bugs where patches were also contributed. First of all, the fix suggested by Stewart …

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MySQL Sandbox, creating test environment for Group Replication plugin
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Today’s topic is about how to test Group Replication plugin in easy way, with using MySQL Sandbox
But firstly we must compile MySQL with Group Replication plugin, refer to previous topic -> Compiling Group Replication Plugin

Who did not use Sandbox before, please refer to official link and read a bit more. It is wonderful tool for installing, testing new things with MySQL. Especially if you have new …

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A new name and a wider scope for South America's favourite MySQL-related conference
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Next November I'll once again take the ferry to my neighbour city of Buenos Aires to enjoy two days of learning, networking, and presenting, at DataOps LA 2015, the first incarnation of what used to be the MySQL, NoSQL, Cloud Conference organized by BinLogic in Buenos Aires.

AWS CloudFormation Now Supports Aurora, Amazon’s MySQL Compatible Database
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AWS CloudFormation now supports Amazon Aurora!



Amazon Aurora is a MySQL-compatible, relational database engine that combines the speed and availability of high-end commercial databases with the simplicity …

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Log Buffer #443: A Carnival of the Vanities for DBAs
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This Log Buffer Edition finds and publishes blog posts from Oracle, SQL Server and MySQL.


  • SCRIPT execution errors when creating a DBaaS instance with local and cloud backups.
  • Designing Surrogate vs Natural Keys with Oracle SQL Developer.
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TokuBackup Versus the Sanitizers
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Percona recently open sourced TokuBackup, a library that may be used to take a snapshot of a set of files while these files are being changed by a running application like MySQL or MongoDB.  Making TokuBackup open source allows a larger set of users to improve and extend the software.  This blog describes how the Address Sanitizer and Thread Sanitizer found bugs in the TokuBackup …

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Wanted: a file system on which InnoDB transparent page compression works
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I work on MyRocks, which is a MySQL storage engine with RocksDB. This is an alternative to InnoDB. It might be good news for MyRocks if transparent page compression is the future of InnoDB compression. I got more feedback from the MySQL team that despite the problems I have reported, transparent page compression works. I was just testing the wrong systems.

So I asked core developers from Btrfs whether it was OK to do punch hole per write and they politely told me to go away. …

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Percona Live Europe is now over, MySQL is not
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Percona Live Europe is now more than a week away. l left Amsterdam with a positive thought: it has been the best European event for MySQL so far. Maybe the reason is that I saw the attendance increasing, or maybe it was the quality of the talks, or because I heard others making the same comment, and I also saw a reinvigorated MySQL ecosystem.
There are three main aspects I want to highlight.

1. MySQL 5.7 and the strong presence of the Oracle/MySQL team
There have been good talks and keynotes on MySQL 5.7. It is a sign of the strong commitment of Oracle towards MySQL. I think there is an even more important point. The most …

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Compiling MySQL Group Replication plugin with MySQL 5.7.8-rc2 on Ubuntu
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MySQL Group Replication plugin is in and is available for EL6 x86_64 version Linux. But most of us have Ubuntu desktops where it should be easier to test this new thing, especially with MySQL Sandbox. After getting source code we should have compile this plugin with MySQL from source. So let’s begin. Extract both mysql group replication archive and mysql source archive:

sh@shrzayev:~/Sandboxes$ ls -l
total 650732
drwxr-xr-x 34 sh sh      4096 İyl 20 17:25 mysql-5.7.8-rc
-rw-rw-r--  1 sh sh  49762480 Avq 20 16:19 mysql-5.7.8-rc.tar.gz
drwxrwxr-x  3 sh sh      4096 Sen 28 12:08 mysql-group-replication-0.5.0-dmr …
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MySQL 5.6 Benchmarks with Haswell CPUs, SSDs and PCIe Flash
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The purpose of this test is to benchmark MySQL 5.6 performance on hardware with Haswell CPUs, SSDs and PCIe Flash storage devices.



  • SysBench OLTP workload installed on the database machine
  • MySQL 5.6.24 distribution from Percona
  • jemalloc used for MySQL Server and Sysbench test client
  • Charts are plotted using MySQL Performance Analyzer


  • Data and software on server was wiped out post every test run.

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Showing entries 1 to 10 of 35130 10 Older Entries

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