Tag - XtraDB

Percona XtraBackup 2.4.5 is now available

Pepper.com

Percona announces the GA release of Percona XtraBackup 2.4.5 on November 29th, 2016. You can download it from our download site and from apt and yum repositories.
Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for companies with large data sets and mission-critical applications that cannot tolerate long periods of downtime. Offered […]

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Percona Server 5.5.51-38.1 is now available

percona server for MySQL

Percona announces the release of Percona Server 5.5.51-38.1 on August 19, 2016. Based on MySQL 5.5.51, including all the bug fixes in it, Percona Server 5.5.51-38.1 is now the current stable release in the 5.5 series.
Percona Server is open-source and free. You can find release details of the release in the 5.5.51-38.1 milestone on Launchpad. […]

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Innodb transaction history often hides dangerous ‘debt’

In many write-intensive workloads Innodb/XtraDB storage engines you may see hidden and dangerous “debt” being accumulated – unpurged transaction “history” which if not kept in check over time will cause serve performance regression or will take all free space and cause an outage. Let’s talk about where it comes from and what can you […]

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Percona XtraBackup 2.2.5 now available (free MySQL hot backup software)

Percona is glad to announce the release of Percona XtraBackup 2.2.5 on October 2, 2014. Downloads are available from our download site here and Percona Software Repositories.
Percona XtraBackup enables MySQL backups without blocking user queries, making it ideal for companies with large data sets and mission-critical applications that cannot tolerate long periods of […]

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Percona XtraBackup 2.1.0 ‘release candidate’ for MySQL available for download

Percona is glad to announce the release of Percona XtraBackup 2.1.0-rc1 on May 7, 2013. Downloads are available from our download site here. For this RC release, we will not be making APT and YUM repositories available, just base deb and RPM packages
This is an Release Candidate quality release and is not intended for […]

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Percona XtraBackup 2.0.7 for MySQL available for download

Percona XtraBackup 2.0.7 was released May 6.
Percona is glad to announce the release of Percona XtraBackup 2.0.7 for MySQL on May 6, 2013. Downloads are available from our download site here and Percona Software Repositories. Percona XtraBackup is the world’s only open-source, free MySQL hot backup software that performs non-blocking backups for InnoDB and XtraDB databases.
This release […]

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Percona Server 5.5.8 Beta Release

It’s finally here! Percona Server Percona Server 5.5.8-20.0 is now available for download. This is a beta release of Percona’s enhancements to the MySQL 5.5.8 server. Here are some highlights:

Performance and scalability improvements throughout the server and storage engine
Optimizations for flash storage such as SSD, Virident, and FusionIO
Optimizations for cloud computing
The HandlerSocket plugin for […]

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Percona Server 5.1.54-12.5

Percona Server version 5.1.54-12.5 is now available for download. It is now the current stable release version.
Functionality Added or Changed

Percona Server 5.1.54-12.5 is based on MySQL 5.1.54.
New Features Added: None
Other Changes:

Added system variable innodb_log_block_size and new value “keep_average” to system variable adaptive_checkpoint in Improved InnoDB I/O Scalability. (Yasufumi Kinoshita)
Added new value “ALL_O_DIRECT” to […]

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Percona Server 5.1.53-12.4

Percona Server version 5.1.53-12.4 is now available for download. It is now the current stable release version.
Functionality Added or Changed

 Percona Server 5.1.53-12.4 is based on MySQL 5.1.53.
 New Features Added:

Precompiled UDFs for Maatkit (FNV and MurmurHash hash functions to provide faster checksums) are now included in distributions. Fixes feature request #689992. (Aleksandr Kuzminsky)

 Other Changes:

innodb_doublewrite_file – It’s […]

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MySQL 5.5.8 and Percona Server on Fast Flash card (Virident tachIOn)

This is to follow up on my previous post and show the results for MySQL 5.5.8 and Percona Server on the fastest hardware I have in our lab: a Cisco UCS C250 server with 384GB of RAM, powered by a Virident tachIOn 400GB SLC card.
To see different I/O patterns, I used different innodb_buffer_pool_size settings: 13G, […]

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