June 20, 2013

Comment: Can't Create Thread: Errno 11 (A Tale of Two Ulimits)

… -a Linux testbed 3.2.0-45-generic #70-Ubuntu SMP Wed May 29 20:12:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

Post: What technologies are you running alongside MySQL?

… frequently, especially with large-scale or complicated applications, we use MySQL alongside other technologies for certain tasks of reporting, caching as… technologies for data storage and processing do you use alongside MySQL in your environment? Please feel free to elaborate in the…

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

Why does the mysql client says it’s 5.1.70? Welcome to the MySQL monitor. Commands end with ; or g. Your MySQL connection id is 138 Server version: 5.1.70-rel14.7-log Percona Server (GPL), 14.7, Revision 572

Post: Call for papers: Percona Live London

MySQL, Percona Server, MariaDB, Drizzle or (fill in the blank) in production? Are you managing multiple environments? Are you working with MySQL…. This is the showcase event for Europe’s growing MySQL community of developers, business managers, technology evangelists, DBAs and entrepreneurs. …

Comment: Percona Server 5.6.11-60.3 first Release Candidate now available

does/will Percona 5.6 include handlersocket? I assume it’s including the memcache nosql interface in mysql 5.6, correct?

Post: Percona XtraDB Cluster (PXC) in the real world: Share your use cases!

… be used for SST (Note, the wsrep_sst_xtrabackup in 5.5.30 can’t do those except parallel, the one in… a HAProxy in each AZ (Availability Zone) for the API server. To add, we are looking at reducing the overhead here… with a single serving process (we are adding one in 5.5.31), looking for optimizations with HAProxy to account for high…

Post: 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 starting to reach a threshold where it’s easier to find folks with PXC in production and such the need …

Comment: Percona XtraBackup 2.1.3 for MySQL available for download

… the Percona Server operations manual by visiting http://www.percona.com/software/percona-server/. You may…mysql/srv-d2-mysql02.pid ended in an another environment I have three nodes on VM with percona-xtrabackup-2.0.7-552.rhel6.x86_64 and it’s working perfectly. …

Post: The small improvements of MySQL 5.6: Duplicate Index Detection

MySQL 5.5, you will succeed without errors or warnings: mysql> ALTER TABLE test ADD INDEX (col2); Query OK, 0 rows affected (0.22 sec) Records: 0… by Percona Toolkit. The MySQL server, of course, cannot risk to block directly all cases. A set of MySQL utilities were introduced by…

Post: Replication in MySQL 5.6: GTIDs benefits and limitations - Part 2

… the second post of a series of articles focused on MySQL 5.6 GTIDs. You can find part one here. Our goal… below, following various scenarios: For these tests, all servers are running on 127.0.0.1 with ports ranging from 10000 for s0… make s2 a master and redirect replication on the other servers to s2. This scenario can happen when you want to…