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MySQL Training in Washington, DC

 | December 13, 2011 |  Posted In: Events and Announcements, Insight for DBAs, Insight for Developers, MySQL, Percona Software, Training

Many of you have seen the announcement for our Percona Live in Washington, DC in January! But did you know we also have our highly rated MySQL Training coming to Washington, DC the week of January 16h? Full details can be found on the Percona website. If you would like to attend the MySQL Training, click here […]

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Which Linux distribution for a MySQL database server? A specific point of view.

 | December 8, 2011 |  Posted In: Insight for DBAs, MySQL

One of the more common questions I get asked is which Linux distribution I would use for a MySQL database server. Bearing the responsibility for someone else’s success means I should advise something that is stable, reliable, easy to manage and has plenty of resources available online. It should also allow running MySQL without too […]

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Fractal Tree Indexes – MySQL Meetup

 | December 5, 2011 |  Posted In: Tokutek, TokuView

At next month’s Boston MySQL Meetup, I will give a talk: “Fractal Tree Indexes – Theoretical Overview and Customer Use Cases.” The meetup is 7 pm Monday, January 9th, 2012, and will be held at MIT Building E51 Room 337e (corner of Ames & Amherst St, Cambridge, MA). Thanks to host Sheeri Cabral for the […]

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Announcing PAM authentication plugin for MySQL (early access release)

 | December 5, 2011 |  Posted In: MySQL, Percona Software

We are pleased to announce availability of an early access version of Percona’s PAM Authentication plugin for MySQL. This plugin supports MySQL-5.5.x, Percona Server 5.5.x and MariaDB 5.2.x. The PAM Authentication plugin can be used for: MySQL authentication using operating system users (pam_unix) MySQL authentication from LDAP server (pam_ldap) authentication against RSA SecurID server any […]

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kernel_mutex problem cont. Or triple your throughput

 | December 2, 2011 |  Posted In: Benchmarks, MySQL

This is to follow up my previous post with kernel_mutex problem. First, I may have an explanation why the performance degrades to significantly and why innodb_sync_spin_loops may fix it. Second, if that is correct ( or not, but we can try anyway), than playing with innodb_thread_concurrency also may help. So I ran some benchmarks with […]

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