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10 Newer Entries Showing entries 61 to 70 of 232 10 Older Entries

Displaying posts with tag: Percona Software (reset)

Analyzing WordPress MySQL queries with Query Analytics
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This blog, MySQLPerformanceBlog.com, is powered by WordPress, but we never really looked into what kind of queries to MySQL are used by WordPress. So for couple months we ran a Query Analytics (part of Percona Cloud Tools) agent there, and now it is interesting to take a look on queries. Query Analytics uses reports produced by pt-query-digest, but it is quite different as it allows to see trends and dynamics of particular query, in contrast to pt-query-digest, which is just one static report.

Why looking into queries important? I gave …

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Percona Cloud Tools: Making MySQL performance easy
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One of our primary focuses at Percona is performance. Let me make some statements on what is “performance.”

In doing so I will refer to two pieces of content:

…  [Read more...]
Percona Server 5.5.35-33.0 is now available
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Percona Server version 5.5.35-33.0

Percona is glad to announce the release of Percona Server 5.5.35-33.0 on December 20th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on  …

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Percona Toolkit 2.2.6 is now available
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Percona is glad to announce the release of Percona Toolkit 2.2.6 on December 20th, 2013 (Downloads are available here and from the Percona Software Repositories). This release is the current GA (Generally Available) …

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Percona XtraDB Cluster 5.5.34-25.9 is now available
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Percona is glad to announce the release of Percona XtraDB Cluster 5.5.34-25.9 on December 4, 2013. Binaries are available from the downloads area or from our software repositories.

Based on Percona Server 5.5.34-32.0

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Percona XtraBackup – A workaround to the failed assertion bug
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I recently conducted a test backup of my “master-slave” setup in my VirtualBox as I was migrating from Percona Server 5.6.12 to version 5.6.13-rel61.0 with Percona XtraBackup v2.2.0 rev. 4885. However, doing the backup on my slave, I encountered this problem:

[04] Compressing and streaming ./test/checksum.ibd
[01] Compressing and streaming ./mysql/slave_master_info.ibd
Assertion "to_read % …
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Integrating pt-online-schema-change with a Scripted Deployment
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Recently, I helped a client that was having issues with deployments causing locking in their production databases.  At a high level, the two key components used in the environment were:

  • Capistrano (scripted deployments) [website]
  • Liquibase (database version control) [website]

At a high level, they currently used a CLI call to Liquibase as a sub-task within a larger deployment task.  The goal of this engagement was to modify that sub-task to run Liquibase in a …

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Quick link to Percona Toolkit bugs
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In this post I wanted to highlight

percona.com/bugs/<tool>

 , for example: percona.com/bugs/pt-stalk.  This only works for Percona Toolkit.  We often advise people to check a tool’s current bugs, but we don’t always say how.

The official link for Percona Toolkit bugs on Launchpad is  …

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Percona Server 5.5.34-32.0 is now available
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Percona Server version 5.5.34-32.0

Percona is glad to announce the release of Percona Server 5.5.34-32.0 on October 28th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on  …

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Percona Server 5.1.72-14.10 is now available
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Percona Server version 5.1.72-14.10

Percona is glad to announce the release of Percona Server 5.1.72-14.10 on October 28th, 2013 (Downloads are available here and from the Percona Software …

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10 Newer Entries Showing entries 61 to 70 of 232 10 Older Entries

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