Post: Analyzing air traffic performance with InfoBright and MonetDB
… (ICE) version: 5.1.14-log build number (revision)=IB_3.2_GA_5316(ice) MonetDB …0.5s for MonetDB and 2.92s for InfoBright. Warnings: do not try EXPLAIN this query in InfoBright. MySQL… sense count of...
View ArticlePost: How to lag a slave behind to avoid a disaster
MySQL Replication is useful and easy to setup. It is used for very different purposes. …=10m u=root,p=msandbox,h=127.0.0.1,P=21983 2012-09-10T12:… With MySQL 5.6 this technique will be included...
View ArticlePost: Innodb plugin 1.0.4 released - great job Innobase
…t wait for Innodb plugin to become stable/GA but considering number of improvements this is … while others were evaluated and given ideas for different implementations. Among other changes I’m...
View ArticlePost: MySQL Community contrubutions
… see. Look, MySQL 5.0 was shipped as production on 19 October 2005. Since almost 2 years there is no 5.1 GA, it is… skills into improving MySQL. One more thing I think about – the difference between...
View ArticlePost: MySQL Architecture meeting at Google
… the track record is not perfect – MySQL 4.1 was still rather simple and MySQL 5.0 GA release was a very late buggy disaster. A lot have changed since that inside the MySQL and with forthcoming...
View ArticlePost: MySQL 5.1 went to GA. Was it a good move ?
… side MySQL 5.1 “GA” quality was much better than MySQL 5.0 quality when it was released. Though the question remains, was MySQL 5.1 release as GA… using only “GA” versions of the product. Here is...
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Upgrading MySQL
Upgrading MySQL Server is a very interesting task as you can approach it with so much different “depth”. For some this is 15 minutes job for others it is many month projects. Why is that ? Performing...
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Introducing percona-patches for 5.1
Our patches for 5.0 have attracted significant interest. You can read about SecondLife’s experience here, as well as what Flickr had to say on their blog. The main improvements come in both...
View ArticleThe story of one MySQL Upgrade
I recently worked on upgrading MySQL from one of very early MySQL 5.0 versions to Percona Server 5.1. This was a classical upgrade scenario which can cause surprises. Master and few slaves need to be...
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MySQL 5.5.8 and Percona Server: being adaptive
As we can see, MySQL 5.5.8 comes with great improvements and scalability fixes. Adding up all the new features, you have a great release. However, there is one area I want to touch on in this post....
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MySQL 5.5.8 – in search of stability
A couple of days ago, Dimitri published a blog post, Analyzing Percona’s TPCC-like Workload on MySQL 5.5, which was a response to my post, MySQL 5.5.8 and Percona Server: being adaptive. I will refer...
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Effect from innodb log block size 4096 bytes
In my post MySQL 5.5.8 and Percona Server: being adaptive I mentioned that I used innodb-log-block-size=4096 in Percona Server to get better throughput, but later Dimitri in his article MySQL...
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Aligning IO on a hard disk RAID – the Benchmarks
In the first part of this article I have showed how I align IO, now I want to share results of the benchmark that I have been running to see how much benefit can we get from a proper IO alignment on a...
View ArticleImproved InnoDB fast index creation
One of the serious limitations in the fast index creation feature introduced in the InnoDB plugin is that it only works when indexes are explicitly created using ALTER TABLE or CREATE INDEX. Peter has...
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read_buffer_size can break your replication
There are some variables that can affect the replication behavior and sometimes cause some big troubles. In this post I’m going to talk about read_buffer_size and how this variable together with...
View ArticleMySQL Upgrade Webinar Questions Followup
I did a Webinar about MySQL Upgrade – Best Practices Yesterday and there were some questions we could not answer during Webinar, following Jay’s Lead I decided to post them as a Blog Post. Q: Can you...
View ArticlePost: Analyzing air traffic performance with InfoBright and MonetDB
… (ICE) version: 5.1.14-log build number (revision)=IB_3.2_GA_5316(ice) MonetDB …0.5s for MonetDB and 2.92s for InfoBright. Warnings: do not try EXPLAIN this query in InfoBright. MySQL… sense count of...
View ArticlePost: How to lag a slave behind to avoid a disaster
MySQL Replication is useful and easy to setup. It is used for very different purposes. …=10m u=root,p=msandbox,h=127.0.0.1,P=21983 2012-09-10T12:… With MySQL 5.6 this technique will be included...
View ArticlePost: Innodb plugin 1.0.4 released - great job Innobase
…t wait for Innodb plugin to become stable/GA but considering number of improvements this is … while others were evaluated and given ideas for different implementations. Among other changes I’m...
View ArticlePost: MySQL Community contrubutions
… see. Look, MySQL 5.0 was shipped as production on 19 October 2005. Since almost 2 years there is no 5.1 GA, it is… skills into improving MySQL. One more thing I think about – the difference between...
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