This guide describes how to create a pair of redundant file servers using DRBD for replication, RedHat GFS2 (Global File System), and Pacemaker for cluster management. In this case we are also using RackSpace...
The CRM Shell for Pacemaker cluster management can be installed by fetching the OpenSUSE ha-clustering repository and installing crmsh via yum. Get the OS version (6 or 7) and use to fetch the correct...
A pair of CentOS NFS servers can be a great way to build an inexpensive, reliable, redundant fileserver. Here we are going to use DRBD to replicate the data between NFS nodes and Heartbeat...
If you want to send log messages to Loggly.com you will need to implement their HTTP API interface. All that is required to send data to this interface is an HTTP POST to a...
I am running WordPress on NGINX and using W3TC for caching, however I was consistently getting the error “It appears Minify URL rewriting is not working” in the WordPress admin. After inspecting the code...
Using sed and grep to replace the first line of a file was last modified November 9th, 2013 by Justin Silver
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