… is another issue in InnoDB transaction processing that notably affects MySQL performance – for every transaction InnoDB creates a read view and allocates… and in some cases can be the reason for notable MySQL performance drop. Now in Percona Server, for each connection we use… helps MySQL 5.5.30 to fix issues with malloc scalability but still scanning of the transaction list causes performance drop = MySQL 5…
Post: Memory allocators: MySQL performance improvements in Percona Server 5.5.30-30.2
April 15, 2013 By
Post: Percona Server for MySQL 5.5.30-30.2 now available
April 10, 2013 By 10 Comments
… Server for MySQL will now be shipped with the libjemalloc library. Benchmark showing the impact of memory allocators on MySQL performance can be found in this blogpost. (Ignacio Nin) This release of Percona Server for MySQL has fixed a number of performance bugs. (Alexey Kopytov) Drop table performance feature has been removed and…
Post: Learn About MySQL 5.6 at the Percona Live MySQL Conference
April 3, 2013 By Leave a Comment
… on MySQL 5.6 at the Percona Live MySQL Conference: “MySQL 5.6: Performance Benchmarks, Tuning, and ‘Best’ Practices” by Dmitri Kravtchuk, MySQL Performance Architect “MySQL 5.6: What’s New in InnoDB” by Sunny Bains, Senior Principal Software Engineer “MySQL 5.6: Redefining…
Post: Keynotes, BOFs, and the Community Networking Reception at Percona Live MySQL Conference and Expo
April 15, 2013 By 1 Comment
… Engineer, Oracle Topic: “MySQL 5.6: What’s New in InnoDB” Dmitri Kravtchuk, MySQL Performance Architect, Oracle Topic: “MySQL 5.6: Performance Benchmarks, Tuning, and ‘Best’ Practices” Luís Soares, Senior Software Engineer, Oracle Topic: “MySQL 5.6…
Post: Percona XtraDB Cluster 5.5.30-23.7.4 for MySQL now available
April 17, 2013 By 2 Comments
… our repositories. Benchmark showing the impact of memory allocators on MySQL performance can be found in this blogpost. This release of Percona… leave a slave hanging. Bug fixed #1130888 (Seppo Jaakola). If MySQL replication threads were started before running wsrep recovery, this would… if the tmpdir was specified more than once in the MySQL configuration file (my.cnf). Bugs fixed #1160047 and #1086978 (Raghavendra…
Post: MySQL and Percona Server in LinkBench benchmark
May 8, 2013 By 18 Comments
….5 outperforms MySQL in about 2x times. Both MySQL 5.5.30 and MySQL 5.6.11 demonstrate notable drops in performance. What can… second for MySQL 5.6.11. Conclusion: In CPU-bounds case MySQL performs quite well, though we can see small performance drop in MySQL 5.6. In IO-bound cases MySQL still has performance issues…
Post: 5 Percona Toolkit Tools for MySQL That Could Save Your Day: April 3 Webinar
March 22, 2013 By Leave a Comment
… Tools for MySQL That Could Save Your Day.” In this presentation you’ll learn how to perform typical but challenging MySQL database administration… MySQL That Could Save Your Day”Percona Toolkit for MySQL is a must-have set of tools that can help serious MySQL administrators perform… problem without rebuilding the tables How to gather data for performance problems that happen randomly and last only a few seconds…
Post: Webinar: MySQL 5.6 Performance Schema
May 13, 2013 By 5 Comments
…, “Using MySQL 5.6 Performance Schema to Troubleshoot Typical Workload Bottlenecks.” In this Webinar I will offer an overview of Performance Schema, focusing on new features that have been added in MySQL 5.6, go over the configuration and spend most time showing how you can use the wealth of information Performance…
Post: Percona Server 5.5.30-30.2 rerelease fixes non-restart issue
April 24, 2013 By Leave a Comment
… Server for MySQL will now be shipped with the libjemalloc library. Benchmark showing the impact of memory allocators on MySQL performance can be found in this blogpost. (Ignacio Nin) This release of Percona Server for MySQL has fixed a number of performance bugs. (Alexey Kopytov) Drop table performance feature has been removed and…
Post: 10 years of MySQL User Conferences
April 11, 2013 By 6 Comments
…. MySQL Cluster and MySQL Press were announced during this event; “High Performance MySQL” 1st edition written by Jeremy and Derek was also available. MySQL 4… the Drizzle project participates in the conference. Percona runs Percona Performance Conference as a free event going concurrently with the conference…
