June 19, 2013

Post: Percona Server 5.1.69-14.7 now available: A drop in replacement for MySQL

….7 on June 10, 2013. A drop in replacement for MySQL, downloads are available  here and from the Percona Software Repositories… #1167109. Fixed the CVE-2012-5627 vulnerability, where an unprivileged MySQL account owner could perform brute-force password guessing attack on…. Bug fixed #1185040. Fixed the upstream bug #69379 which caused MySQL clients to return bogus error number for host-not-found…

Post: Migrating between MySQL schemas with Percona Xtrabackup

… create orig_old Load the schema into the target database:  mysql orig_old < /tmp/orig.schema.sql Ensure innodb_import_table..._old Make sure that the files are owned by mysql: chown mysql:mysql /var/lib/mysql/orig_old/* For each table, run: ALTER TABLE…_SCHEMA.TABLES WHERE TABLE_SCHEMA=’orig’ AND ENGINE=’InnoDB’; EOF mysql -N -B <<'EOF' > import-ddl.sql SELECT CONCAT(‘ALTER TABLE…

Post: Choosing a MySQL HA Solution - Post-Webinar Q&A

… is my recommendation for MySQL 5.6? Is MHA ready for MySQL 5.6? A: My personal recommendation for MySQL 5.6, based… that trouble is brewing. Or if you watch your MySQL server’s memory usage and you see that it’s starting to…: Incorrect information in file: ‘./mysql/servers.frm’ ERROR: 1033 Incorrect information in file: ‘./mysql/servers.frm’ Running mysql_install_db under strace, I…

Post: Private, custom Percona MySQL Training

…”] Alexei Rodriguez presenting at PLMCE13[/caption] During the Percona Live MySQL Community Event this year we had the pleasure of Alexei Rodriguez discussing why Evernote uses Percona’s Private Custom MySQL Training. Alexei is VP of operations there and you can…

Post: Summertime Percona MySQL training update

… course. Percona has a packed summer MySQL training schedule. In June we have: Moving to MySQL 5.6 – Austin, TX Begins Monday… Begins Monday, June 17, 2013 , 9am – 5pm Eastern Moving to MySQL 5.6 – Manchester, UK Begins Monday, June 17, 2013 , 9am…, FL Begins Monday, August 5, 2013 , 9am – 5pm Moving to MySQL 5.6 – Minneapolis, MN Begins Thursday, August 8, 2013 , 9am…

Post: Implementing SchemaSpy in your MySQL environment

… Percona Server 5.6.10 sandbox: description=MySQL driver=com.mysql.jdbc.Driver connectionSpec=jdbc:mysql://127.0.0.1:5610/schemaspy driverPath=/usr/share/java/mysql-connector-java.jar Example Schema…

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

…OK ] Starting fenced… [ OK ] Starting dlm_controld… [ OK ] Tuning DLM kernel config… [ OK ] Starting gfs_controld… [...MySQL [p_mysql] (unmanaged) p_mysql:0 (ocf::percona:mysql): Master percona1 (unmanaged) p_mysql:1 (ocf::percona:mysql): Slave percona2 (unmanaged) p_mysql:2 (ocf::percona:mysql

Post: Experiences with the McAfee MySQL Audit Plugin

… share my experience in this post. Auditing user activity in MySQL  has traditionally been challenging. Most data can be obtained from… why that is the case. Maybe someone more knowledgeable in MySQL internals can enlighten me here. – audit_record_objs : List of… important missing feature on the server, which has made using MySQL in PCI or SOX compliant environments, to name just two…

Post: Percona XtraBackup 2.1.3 for MySQL available for download

… to faster restore time XtraBackup makes MySQL hot backups for all versions of Percona Server, MySQL, MariaDB, and Drizzle. It performs streaming, compressed, and incremental MySQL backups. Percona’s enterprise-grade commercial MySQL Support contracts include support for XtraBackup. We…

Post: MySQL and the SSB - Part 2 - MyISAM vs InnoDB low concurrency

… threads) with fast IO (OCZ R4 1.6TB) and 128GB memory. For the hot test, the data fits in the buffer… the working set fits in memory, InnoDB almost always performs better, at least for this workload. Notes MySQL version used: 5.6… [mysqld] datadir=/mnt/mysql56/data basedir=/usr/local/mysql socket=/var/lib/mysql/mysql.sock user=justin innodb_buffer_pool_size=64G innodb…