MariaDB 5.2: Benchmarking Virtual Columns, Views and ExtractValue()
In this post I will share results on some "benchmarking" I did on the database created in the previous post: MariaDB 5.2: Using MariaDB as a document store and Virtual Columns for indexing. In addition...
View ArticleDRBD and Semi-sync shootout on large server
DRBD and semi-sync benchmarks on a 2x8 132 GB serverI recently had the opportunity to run some benchmarks against a relatively large server, to learn how it was behaving in its specific configuration....
View Article4 performance fixes to MySQL on large servers
Yesterday I posted results from some MySQL benchmarks I had been doing on a large server. In this post I'd like to list 4 important fixes that were done to avoid bad performance:read more
View ArticleOne-liner for condensing sysbench output into a csv file
An important part of benchmarking is to draw graphs. A graph can reveal results you wouldn't have spotted just by looking at raw numbers. By the way, the process of massaging the raw numbers into...
View ArticleRunning sysbench tests against a Galera cluster
So, vacation is over and I was in luck: Already during first week I had ample time to finally put Galera replication to the test. It was a great experience: I learned a lot, and eventually got the...
View ArticleGalera disk bound workload revisited
Update 2012-01-09: I have now been able to understand the poor(ish) results in this benchmark. They are very likely due to a bad hardware setup and neither Galera nor InnoDB is to blame. See...
View ArticleSlides for Choosing a MySQL High Availability solution
Here are the slides to my first talk at Percona Live UK 2011: Choosing a MySQL High Availability solution.11. See this for a review of the conference as a whole:...
View ArticleRe-doing Galera disk bound benchmark
I've been promising I should re-visit once more the disk bound sysbench tests I ran on Galera. In December I finally had some lab time to do that. If you remember what troubled me then it was that in...
View ArticleComments on the Codership Galera vs NDB cloud shootout
Alex Yurchenko finally posted results on a benchmark he has planned to do for a long time: Galera vs NDB cloud shootout.Their blog requires registration to comment, so I'll post my comment here...
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