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Displaying posts with tag: announce (reset)
Speaking at MySQL Meetup event in NYC, December 15

I'm going to be in NY next week and as part of the meeting I agreed to speak on New York MySQL Meetup. I'm going to speak about
Scaling MySQL driven applications by us of caching, replication, sharding and other technologies. Hope to see you there.

Entry posted by Peter Zaitsev | No comment

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Doing Re-run of Migrating MyISAM to Innodb Webinar

We had some technical difficulties with Webex today which prevented from all registered attendees to be able to join webinar. I personally would be very upset having booked my time to attend event, pre-registered to ensure there is a space available and when unable to join at the time of event (which is frankly exactly what happened to me).

As result we have scheduled Migrating MyISAM to Innodb webinar to run again on Tuesday, December 7 at 9AM Pacific (Same Time). Here is direct link if you would like to register.

Note we also Webinar on Percona Server, Xtrabackup and XtraDB next week which is great if …

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Speaking on San Francisco Meetup 14-Dec : What’s new in XtraDB/InnoDB-plugin 5.1+

Erin and Mike, organizers of SF Meetup generously invited me to talk on coming SF Meetup on Dec-14 about new features in InnoDB in MySQL 5.1 and 5.5 and, what is pay attention to, when you upgrade from MySQL 5.0.
Although I personally mostly in 5.1->5.5 upgrade area, Erin insured me that upgrade from MySQL 5.0 is still actually question for many users, so I accepted invitation. Event details are on Meetup.com page. So if you are up for free pizza, soda and do not mind to listen to me, welcome to join!

Entry posted by Vadim | No comment

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Webinar: Introduction to Percona Server, XtraDB and Xtrabackup

We've had such a large number of signups to our Migrating MyISAM to InnoDB webinar, that we decided to hold one more before the year is out:

December, 8th 9AM PST: Introduction to Percona Server, XtraDB and Xtrabackup.

As the title suggests: this presentation is an introduction.  We will be running through the main aspects that change, and where you can expect to get the most benefit.

This will be a technical talk, but perhaps less technical than some of

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Percona Server 5.1.52-rel11.6

Percona Server version 5.1.52-rel11.6 is now available for download.

The main purpose of this release is to update the current Percona stable release to the latest version of MySQL 5.1.

Functionality Added or Changed

  •  Percona Server 5.1.52-rel11.6 is now based on MySQL 5.1.52.
  •  New Features Added: None
  •  Other Changes: None

Bugs Fixed

  • Bug #671764 - innochecksum wasn't distributed with RPM and .DEB packages. (Aleksandr Kuzminsky)
  • Bug #673426 - Use of some system variables as command-line options caused a crash or undefined behavior. (Oleg Tsarev)
  • Bug #673929 - Query cache misses were being …
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Percona XtraBackup 1.4

Percona XtraBackup 1.4 is now available for download.

Version 1.4 fixes problems related to incremental backups. If you do incremental backups, it's strongly recommended that you upgrade to this release.

Functionality Added or Changed

  • Incremental backups have changed and now allow the restoration of full backups containing certain rollback transactions that previously caused problems. Please see Preparing the Backups and the --apply-log-only option. (From innobackupex, the --redo-only option should be used). (Yasufumi …
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Percona white paper: Forecasting MySQL Scalability

Ewen and I have just published Percona’s latest white paper, Forecasting MySQL Scalability with the Universal Scalability Law. This is essentially a streamlined walk-through of Dr. Neil J. Gunther’s book Guerrilla Capacity Planning, with examples to show how you can apply it to MySQL servers.

One thing alluded to in the paper is extracting the necessary metrics from network traffic. I had this idea after studying the data in Linux’s /proc/diskstats file. It turns out that two simple metrics can provide amazingly rich insight into system performance and scalability, in combination with Little’s Law and queueing theory. These are the busy time and the total time that requests were resident in the system. There are different terms for the latter, but in MySQL we’d call it query response time. After studying these for a few months, I’m so …

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Webinar: MyISAM to InnoDB migration

Register now for a free Percona webinar about migrating your MyISAM databases to InnoDB. Save the date: Dec 1, 2010 at 9:00 AM PST (California) time.

Update: the date was originally listed as December 2nd, but that was a mistake. It's December 1st.

We know that not everyone can attend expensive conferences that require travel. We're going to be doing highly technical webinars regularly, to help those people get some of the same kind of content they might get at the conferences where we present. This is our first such webinar.

With the change in default storage engine from MyISAM to InnoDB in the upcoming MySQL 5.5 release, we expect that a lot of users will be wanting to learn more about the benefits of switching to InnoDB, as well as topics such as:

  • What kind of contraindications there are
  • What the process might look …
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Baron Schwartz interviewed on WebPulp.tv

There's an interview with Baron Schwartz (that's me) on WebPulp.tv. Topics include the history of Percona's software such as Percona Server (our version of the MySQL database server) and XtraBackup, what we do at Percona, what tools we use to do it, how to think logically about performance optimization, what ugly surprises happen when you set up mysqldump backups and forget about them for a couple of months, and lots of other things. If you have not watched past episodes, I encourage you to do that. They feature a lot of really smart people from companies such as New Relic and 37signals. Josh is a great host for the show. He's a web engineer himself, and he knows how to ask probing questions that bring out a lot of interesting details about various web applications.

Entry …

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Percona Server 5.1.51-rel11.5

Percona Community,

Percona Server version 5.1.51-rel11.5 is now available for download.

The main purpose of this release is to update the current Percona stable release to the latest version of MySQL 5.1.

Functionality Added or Changed

  •  Percona Server 5.1.51-rel11.5 is now based on MySQL 5.1.51.
  •  New Features Added: None
  •  Other Changes: None

Bugs Fixed

  •  Bug #661354 - Fixed a problem compiling query_cache_with comments for 5.1.51-rel11.5. (Oleg Tsarev)
  •  Bug #661844 - Fixed a problem with server variables failing test for 5.1.51-rel11.5. (Oleg Tsarev)

The Release Notes for this and previous releases can be found in our …

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