…. I don’t see any issues with them – they are up and running – but maybe there was some short-term glitch…
Comment: MySQL Performance Forums
June 9, 2013 By 18 Comments
… different table (unrelated to the select query) also get hang up. If I do show processlist, the update queries show up with state =’Updating’ or some others with state =’query end’; …
Comment: ZFS on Linux and MySQL
June 8, 2013 By 17 Comments
… not easy going from Linux to illumos ZFS by giving up 10% total ram for metadata caching, but it is just…
Comment: GROUP_CONCAT useful GROUP BY extension
June 6, 2013 By 49 Comments
I just wrote up a tiny example to demonstrate the group_concat function. I´m just posting this here since it might be useful for you : http://www.giombetti.com/2013/06/06/mysql-group_concat/
Post: Summertime Percona MySQL training update
June 6, 2013 By 1 Comment
… you and your team. Summer is the time to brush up on those critical skills needed to ensure all systems are…
Post: Multicast replication in Percona XtraDB Cluster (PXC) and Galera
June 5, 2013 By
… synchronous clusters I’ve seen a lot of people setting up clusters with 3-6+ nodes on 1 Gbps networks. 1… a sysbench test on one node and measuring the outbound (UP) bandwidth on that same node: # 2 nodes in the cluster eth1 DOWN:24 KB/s UP:174 KB/s eth1 DOWN:25 KB/s UP:172 KB/s eth1 DOWN:27…
Comment: What Are Full, Incremental, and Differential Backups?
June 4, 2013 By 9 Comments
my mail is up there……..
Comment: What Are Full, Incremental, and Differential Backups?
June 4, 2013 By 9 Comments
My mail is up there……….
Post: Implementing SchemaSpy in your MySQL environment
June 4, 2013 By 2 Comments
… old data if you don’t need to?). I get up to speed a lot faster and can contribute to the… each run, so I find it convenient to set it up on crontab so that schema changes are automatically picked up. Nice, eh? Usage of this tool is very straightforward and …
Comment: ZFS on Linux and MySQL
June 4, 2013 By 17 Comments
… compression. LZ4 is the best right now with benchmarks showing up to 50% more performance than even lzjb. With future LZ4…
