Post: Heikki Tuuri Innodb answers - Part I
… of little known new features in MySQL 5.1 Q15: How frequently does Innodb …broken in 5.1 makes no difference. If you have a battery-backed disk controller…of InnoDB scalability problems from...
View ArticlePost: How Percona does a MySQL Performance Audit
… performance, future performance, scalability, ability to recover…example, ‘top -n 1‘ and ‘uptime’. That… all-important battery-backed write cache, …): vmstat 5 5 iostat -dx 5 5 If …mysql –user=mysql...
View ArticlePost: Percona XtraDB Cluster reference architecture with HaProxy
…because of a loadbalancer and scalability of PXC’s load … for connections. Version: ‘5.5.24-log’ socket: ‘/var/lib/mysql/mysql.sock’ port: 3306 Percona …1 –mysql-port=3306 –mysql-user=sbtest...
View ArticlePost: MySQL Users Conference - Innodb
…MySQL 5.1 with row level replication readily available. Speaking about community items the following were most interesting: Further Scalability…are for MySQL 4.0 at this point but we hope to port some...
View ArticlePost: Percona Server for MySQL 5.5.30-30.2 now available
…bug #49169. This also provides much better scalability in InnoDB high-concurrent workloads. Bugs fixed …). UDF/configure.ac was incompatible with automake 1.12. Bug fixed #1099387 (Alexey Bychko). …...
View ArticlePost: Percona Server 5.5.30-30.2 rerelease fixes non-restart issue
…bug #49169. This also provides much better scalability in InnoDB high-concurrent workloads. Bugs fixed …). UDF/configure.ac was incompatible with automake 1.12. Bug fixed #1099387 (Alexey Bychko). …...
View ArticleXtraDB storage engine release 1.0.2-3 (Spring edition) codename Sapporo
Today we announce release 1.0.2-3 of our XtraDB storage engine.Here is a list of enhancements: Move to MySQL 5.1.31 Scalability fix — ability to use several rollback segmentsIncreasing the number of...
View ArticleXtraDB: The Top 10 enhancements
Note: This post is part 2 of 4 on building our training workshop. Last week I talked about why you don’t want to shard. This week I’m following up with the top 10 enhancements that XtraDB has over the...
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Upgrading MySQL
Upgrading MySQL Server is a very interesting task as you can approach it with so much different “depth”. For some this is 15 minutes job for others it is many month projects. Why is that ?Performing...
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Shard-Query adds parallelism to queries
Preamble: On performance, workload and scalability: MySQL has always been focused on OLTP workloads. In fact, both Percona Server and MySQL 5.5.7rc have numerous performance improvements which benefit...
View ArticleModeling MySQL Capacity by Measuring Resource Consumptions
There are many angles you can look at the system to predict in performance, the model baron has published for example is good for measuring scalability of the system as concurrency growths. In many...
View ArticleReturn of the Query Cache, win a Percona Live ticket
It’s Friday again, and time for another TGIF give-away of a Percona Live London ticket! But first, what’s new with the MySQL query cache? You may know that it still has the same fundamental...
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Percona Server 5.5.15 + Galera 21.1-beta2
Codership team published beta2 of MySQL 5.5.15 with Galera replication https://launchpad.net/codership-mysql and we made port to Percona Server:source code:...
View ArticleAnnouncement of Percona XtraDB Cluster (alpha release)
I am happy to announce the availability of alpha release of our new product Percona XtraDB Cluster.Percona XtraDB Cluster is High Availability and Scalability solution for MySQL Users and based on...
View ArticleMariaDB 5.3 is released as GA!
Congratulations to Monty Program and the many community contributors for releasing the GA version of MariaDB 5.3. We were in our annual all-staff meeting last week, so we are a little slow to blog...
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Impact of memory allocators on MySQL performance
MySQL server intensively uses dynamic memory allocation so a good choice of memory allocator is quite important for the proper utilization of CPU/RAM resources. Efficient memory allocator should help...
View ArticlePost: Heikki Tuuri Innodb answers - Part I
… of little known new features in MySQL 5.1 Q15: How frequently does Innodb …broken in 5.1 makes no difference. If you have a battery-backed disk controller…of InnoDB scalability problems from...
View ArticlePost: How Percona does a MySQL Performance Audit
… performance, future performance, scalability, ability to recover…example, ‘top -n 1‘ and ‘uptime’. That… all-important battery-backed write cache, …): vmstat 5 5 iostat -dx 5 5 If …mysql –user=mysql...
View ArticlePost: Percona XtraDB Cluster reference architecture with HaProxy
…because of a loadbalancer and scalability of PXC’s load … for connections. Version: ‘5.5.24-log’ socket: ‘/var/lib/mysql/mysql.sock’ port: 3306 Percona …1 –mysql-port=3306 –mysql-user=sbtest...
View ArticlePost: MySQL Users Conference - Innodb
…MySQL 5.1 with row level replication readily available. Speaking about community items the following were most interesting: Further Scalability…are for MySQL 4.0 at this point but we hope to port some...
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