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Post: Announcing Percona Server for MySQL 5.1.68 -14.5

… for MySQL A free, open-source solution, Percona Server for MySQL is an enhanced drop-in replacement for MySQL, offering breakthrough performance, scalability, features, and instrumentation....

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Post: MySQL 5.5 and MySQL 5.6 default variable values differences

...mysql-5.5.30-linux2.6-x86_ | /mnt/nfs/dist/mysql-5.6.10-linux-glibc2. | | PERFORMANCE_SCHEMA_MAX_COND_INSTANCES | 1000 | 836 | | PERFORMANCE...should help many small sorts for which allocation of 2M...

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Post: Is MySQL 5.6 slower than MySQL 5.5?

… to achieve the best performance possible. At Percona we surely will be doing fine tuning for our Percona Server for MySQL version 5.6 release. Another thing to remember about MySQL 5.6 is – it comes...

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Post: Tuning for heavy writing workloads

… and tuned for the benchmark. I will show you the tunings. It should be also tuning procedure for general heavy writing workloads. At first, tuning peak performance>. The next, tuning purge...

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Post: Benchmarking Percona Server TokuDB vs InnoDB

…for fast inserts, but it is suitable for range selects by id. However it will interesting how both InnoDB and TokuDB performs…-500.Linux.x86_64/lib/mysql/libjemalloc.so [mysqld] gdb...

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Post: trx descriptors: MySQL performance improvements in Percona Server...

… is created on the first SELECT for each transaction. For lower isolation levels it is created for each SELECT, even within the same transaction. Why is that a major problem for MySQL scalability? The...

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Post: How to fix your PRM cluster when upgrading to RHEL/CentOS 6.4

…how to perform this action [... Waiting for quorum... [ OK ] Starting fenced… [ OK ] Starting dlm_controld… [ OK ] Tuning…MySQL [p_mysql] (unmanaged) p_mysql:0 (ocf::percona:mysql): Master percona1...

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Post: Galera Flow Control in Percona XtraDB Cluster for MySQL

…six-hour tutorial about Percona XtraDB Cluster (PXC) for MySQL.  I actually had more material than I covered…that helps single node writing in PXC to perform better. gcs.fc_factor If fc_limit...

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Post: Keynotes, BOFs, and the Community Networking Reception at Percona Live...

… Kravtchuk, MySQL Performance Architect, Oracle Topic: “MySQL 5.6: Performance Benchmarks, Tuning, and ‘Best’ Practices” Luís Soares, Senior Software Engineer, Oracle Topic: “MySQL … MariaDB Monty...

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Post: Is Synchronous Replication right for your app?

… no effect on standard MySQL replication from this instance, since MySQL replication is asynchronous. What about semi-sync MySQL replication? It’s actually… suddenly you can update much faster.  I see...

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Post: Learn About MySQL 5.6 at the Percona Live MySQL Conference

…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…The post Post: Learn About...

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Post: MySQL Webinar: Advanced Query Tuning

… increase the application performance and decrease MySQL load. I presented a similar topic in April at the Percona Live MySQL Conference and Expo… and solutions for MySQL query optimizations. You can...

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Post: InnoDB Full-text Search in MySQL 5.6: Part 3, Performance

… I’d actually take a look at the performance of InnoDB FTS in MySQL 5.6 versus traditional MyISAM FTS. I hadn… limit N>1), then ‘Creating sort index’ returns to the tune of roughly 0.5 to 0.6...

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Post: Advanced MySQL Query Tuning: Webinar followup Q&A

Thanks to all who attended my “MySQL Query Tuning” webinar on July 24.  If you missed it, you can … MySQL 5.6: Use the new performance_schema counters Here is the profile for an example query, the...

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Comment: Innodb Performance Optimization Basics

…, When we talk of innodb performance tuning varaibles : innodb_file_per_table, innodinnodb_buffer_pool_size …variables in my master DB, which is running fine for almost 8 months now….But I did it …700...

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Facebook at Percona Live MySQL Conference and Expo and Advanced Registration...

Facebook is a major user of MySQL and has pushed the performance limits of the technology. Their MySQL experts have deep, hands on knowledge of the technology. I’m pleased to welcome Mark Callaghan,...

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Learn About MySQL 5.6 at the Percona Live MySQL Conference

5.6 has redefined MySQL performance and usability. Some great talks at the Percona Live MySQL Conference and Expo will provide insight into the new features and benefits of this major release. The...

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Keynotes, BOFs, and the Community Networking Reception at Percona Live MySQL...

The Percona Live MySQL Conference and Expo begins next Monday and runs April 22-25, 2013. Attendees will see great keynotes from leaders in the industry including representatives from Oracle, Amazon...

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Galera Flow Control in Percona XtraDB Cluster for MySQL

Last week at Percona Live, I delivered a six-hour tutorial about Percona XtraDB Cluster (PXC) for MySQL.  I actually had more material than I covered (by design), but one thing I regret we didn’t cover...

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MySQL Webinar: Percona XtraDB Cluster Operations, June 26

Percona XtraDB Cluster (PXC) was released over a year ago and since then there has been tremendous interest and adoption.  There’s plenty of talks that explain the fundamentals of PXC, but we’re...

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