… XtraDB Cluster (PXC) for MySQL is a hot thing right now and some users … Percona XtraDB Cluster nodes as workaround. Note that with the latter, make sure to not forget turning the feature back on…inside PXC has an additional overhead, this means the SQL_THREAD will not be able to execute events as…
Post: Follow these basics when migrating to Percona XtraDB Cluster for MySQL
May 1, 2013 By 10 Comments
Post: Pacemaker, please meet NDB Cluster or using Pacemaker/Heartbeat to start a NDB Cluster
May 19, 2010 By 10 Comments
…where the data nodes are located comes up, the cluster will start. The other features of …cluster_start #!/bin/bash #Give some time to the nodes to connect /bin/sleep 15 /usr/local/mysql…node group. The ndb_mgmd nodes or eventual SQL nodes could have been handled the same way although for SQL nodes…
Post: Announcing Percona XtraDB Cluster 5.5.28-23.7
November 15, 2012 By 9 Comments
…from our software repositories. Features: Percona XtraDB Cluster has ported Twitter’s MySQL NUMA patch. This patch…for TOI replication in every use case. SQL statements aborted due to multi-master … #1049024. mysqld_safe doesn’t restart the node automatically anymore. Bug fixed #1077632. Server would…
Post: Top 5 Wishes for MySQL
June 29, 2007 By 10 Comments
…MySQL server with improved performance and high availability. Of course there is MySQL Cluster…features pushing back a lot of features which Web users would like. These features are often small, typically not SQL…
Post: Announcing Percona XtraDB Cluster 5.5.27-23.6
September 7, 2012 By Leave a Comment
… but limited access to user schema. This feature is especially useful to those operating MySQL As A Service. New Expanded Program Option… Cluster nodes properly. Bugs fixed: Increasing the number of slave threads doesn’t require provider reloading anymore. Bug fixed #852094. No other SQL…
Post: Distributed Set Processing with Shard-Query
May 14, 2011 By 27 Comments
… Shard-Query works on sets, and features pluggable partition mapping, it allows … any limitation in resources in a cluster (cpu, memory, disk, power,etc) …SQL, but right now only MySQL storage nodes are supported. Amdahl’s law applies to the distributed processing. The results from the slowest node…
Comment: Announcement of Percona XtraDB Cluster (alpha release)
January 11, 2012 By 30 Comments
…follow up, are there are features provided by mysql cluster that is NOT available in xtradb cluster? EG: MySQL cluster supports online DDL, whereas it … Is that supported by xtradb cluster? Also, what is the maximum # of data nodes and sql nodes supported by xtradb cluster? The documentation does …
Post: Read/Write Splitting with PHP Webinar Questions Followup
January 23, 2013 By 4 Comments
… are queued on all cluster nodes, but not executed synchronously. Because of features like multi-threadeded apply…the official manual page for MySQL Proxy 0.8.2 still says: “MySQL Proxy is currently … prototype to use hints embedded in SQL comments, instead of instantiating different wrapper classes….
