Setup Galera with SST XtraBackup method
Ceph benchmarks
The time has come to perform some benchmark with Ceph. You expect (or not), they are there, my Ceph’s benchmarks!
Read more →Ceph: maintenance mode, use case and common operations
Quick tips about how to manage a production environement. A simple use case here put your ceph journal on a SSD on a production cluster while clients are writting.
Read more →Ceph admin socket
The release of the first stable version of Ceph brought a lot of improvment at admin socket level. This is a really useful command that you should use.
Read more →Ceph tip: build your monitor map
If you want to change or rebuild a new set of monitor servers, you will need to manipulate the monmap. This monmap is exchange between every monitors.
Read more →Multi MySQL instances with Galera
No! This article is not about Ben-Hur or some other ancient Rome’s history facts. It’s yet another article about Galera, I don’t introduce Galera anymore. This how-to will help you …
Read more →OpenStack: Auto assign floating IP
It can be really handy to auto assign floating IP addresses to every new instance.
Read more →Corosync: Redundant Ring Protocol
Putting a Lord of the Rings picture could have been too cliché, so I opted for this… RRP abbreviation stands for Redundant Ring Protocol. A way to achieve HA on top of bonded interface.
Read more →Tip Ceph: public/private network configuration
While strolling within the ceph mailing list, I came accross something really useful, something that I was looking for :)
Read more →Broken rake after update to Mountain Lion
As you may have noticed, I blog using Octopress. I just updated to Mac OS X Mountain Lion and the first s*** happened. I use an amazing project called pow to preview all my article before deploying …
Read more →