Blogspot - yoshinorimatsunobu.blogspot.com - Yoshinori Matsunobu's blog
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Another reason to disable performance schema 1 Aug 2013 | 03:03 am
Here is another micro-benchmark to prove that Performance Schema overhead is so serious. non-persistent connections from remote machine, 100 concurrency, MySQL 5.6.13 performance_schema connections...
Speaking at MySQL Conference and Expo 2013 10 Apr 2013 | 09:14 am
This year I have two sessions and one panel discussion. - Practical failover design - automated, semi-automated and manual failover (24 April 11:10am - 12:00pm) - Practices for reducing MySQL databas...
Non-persistent connection performance improvements in 5.6 13 Dec 2012 | 01:52 am
One of my favorite performance improvements in 5.6 is "faster non-persistent connections". I couldn't find this information from release notes, but non-persistent connection is really faster in 5.6. ...
Automating master failover is possible but needs care 19 Sep 2012 | 01:16 am
I was asked from a few people about my opinion of the Github's recent service outage. As a creator of MHA, I have lots of MySQL failover experiences. Here are my points about failover design. Most of ...
Relocating to US and joining Facebook 27 Mar 2012 | 02:00 pm
I recently joined Facebook. I relocated to Redwood City (less than 10km from Facebook Menlo Park office) and I commute by bicycle (or caltrain + shuttle on rainy days). I'm currently taking a bootcamp...
Speaking at Game Developer Conference 2012 27 Feb 2012 | 11:29 pm
I believe most of my blog readers are not game developers, but I'll have a talk "Scaling and Stabilizing Large Server Side Infrastructure" in March 8th at Game Developer Conference (GDC) 2012. Social ...
MHA for MySQL 0.53 released 9 Jan 2012 | 03:40 pm
MHA for MySQL (Master High Availability Manager and tools for MySQL) version 0.53 has been released. Downloads are available here. Here are release notes. New features: * Supporting RESET SLAVE AL....
Making slave pre-fetching work better with SSD 25 Oct 2011 | 06:35 am
In the recent few weeks I have spent some time for creating yet another slave prefetching tool named "Replication Booster (for MySQL)", written in C/C++ and using Binlog API. Now I'm happy to say that...
Testing MySQL 5.6.3 network performance improvements 5 Oct 2011 | 07:37 am
I'm excited to see the new features in MySQL 5.6.3. Replication enhancements such as parallel SQL threads, crash safe slave and binlog checksum have been desired for years. I really appreciate that My...
MHA for MySQL 0.52 released 16 Sep 2011 | 10:54 pm
I'm happy to announce that MHA for MySQL (Master High Availability Manager and tools for MySQL) version 0.52 has been released. Downloads are available here. This is a stable release. I have been us....
