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Using Galera Cluster for MySQL together with a SAN
A week or two ago I heard second hand about someone saying "they can't use Galera because they use SAN for everything". Well, just so there is no doubt: You can perfectly well use Galera together with...
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Who is using Galera Cluster?
A common question, especially for a new technology like Galera, is always that people want to know who else is already using the technology. In terms of sales this is often called reference customers....
View ArticleBots, beware!
Our site gets dozens of bot registrations on a daily basis. I believe every site with membership does. It is so pointless (and yet so easy to achieve, so "we do it because we can"), that its...
View ArticleGalera joins the SkySQL and MariaDB Road Show
SkySQL is a well known support provider in the MySQL ecosystem and since 2012 they are also an official Galera partner. SkySQL customers can get Galera Cluster for MySQL support as part of their SkySQL...
View ArticleGalera at Fosdem, Percona Live MySQL Conference & Expo
Last week I wrote about our participation in the SkySQL and MariaDB roadshow. First event in Stuttgart completed on Friday, and the tour continues into Hamburg this Friday and Stockholm on February...
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My presentation from Fosdem
Last weekend I attended my first Fosdem conference. It was great to finally visit the conference that might be the biggest open source conference in the world. It's also an amazing experience how our...
View ArticleMySQLPlus Reader's Choice: Galera is the hottest technology of 2013
Thank you!Readers of the MySQLPlus blog have voted Galera as the top choice in the "What would you like to test in 2013?" category. We apparently are narrowly more interesting to test than MySQL 5.6,...
View ArticleMariaDB Galera Cluster
MariaDB Galera Cluster 5.5.29 stable (GA) has been released by the MariaDB team today. This is good news to all those MariaDB users that have been waiting to get Galera synchronous multi-master...
View ArticleGalera talks at upcoming events
While Spring is already arrived in mainland Europe, we still had some 10 cm snow that came down yesterday in Finland (in addition to the already accumulated snow). Still, the warm and bright sunshine...
View ArticleGalera Cluster for MySQL 5.5.29-23.7.3 released
Galera Cluster for MySQL 5.5.29-23.7.3 has been released. This is a maintenance release with several important bug fixes. Downloads are available from our Launchpad download area: MySQL with Wsrep API...
View ArticleOrder of Business
The order in which Galera cluster nodes must be started has long been an unjustly controversial topic. From time to time people ask how to restart the cluster in our mailing list. And from time to time...
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Galera Cluster 3.0 Webinar
Galera Cluster 3.0 beta cycle is spinning with full speed. Now there is a good opportunity to learn about the new features coming in 3.0 release by attending Galera 3.0 Introduction Webinar: Codership...
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Meet Codership's Galera Cluster Team at Percona Live in London
Percona Live London MySQL Conference, November 11-12 2013 Codership's Galera Cluster team will be present this year as Platinum sponsor of the event, and we're excited for the opportunity to showcase...
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Galera Webinar on MySQL Schema Upgrades
You should take care when changing schema in a MySQL/InnoDB database cluster. But exactly how much care? that you can find out in next Galera webinar session hosted together with Severalnines: The...
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Galera Cluster Team in FOSDEM
FOSDEM is well know to pretty much everyone in the open source community for being a unique place where open source enthusiasts can meet, share ideas & collaborate. The really great thing about...
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Using Trend to visualize GLB performance (with a little help from nc, calc...
Trend is an amazing piece of software that packs incredible amount of functionality into tiny amount of code and brief syntax. Trend is your universal live data plotter. It can work as oscilloscope and...
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Scaling Drupal stack with Galera: part 2, The Mystery of a Failed Login
This is the second part in in the series of posts about scaling Drupal stack. The first part can be found here.GLB has been fixed to support unlimited connections and now I can benchmark Drupal stack...
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SysBench on EC2: Size Matters
It been sometime since we benchmarked MySQL/Galera with sysbench, using it mostly for testing. Our recent visit to Percona Performance Conference showed that sysbench is probably most widely used tool...
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Synchronous Replication Loves You
Dedicated to Fernando Pedone and other modest and courageous researchers whose work made this possible.Sysbench Synchrones TransatlantiquesIf the curious reader decides to google for "synchronous...
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Multi-Master Arithmetics
The time has come. People keep on asking why there is a practical limit on the number of nodes in multi-master cluster and what is it exactly. So here's some no-nonsense hardcore multi-master...
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