01Technology
Upgrade From MySQL to MariaDB on CentOS
Here is how you upgrade from MySQL 5.5+ to MariaDB 5.5, 5.6 or 10.0. After running MySQL 5.5 for a while and getting tired of not taking advantage of the features and performance…
April 22, 2014
Linux
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02Technology
Convert From MyISAM to InnoDB Engine
If you ever have the need to convert a MySQL (or MariaDB) table from the MyISAM engine to the InnoDB engine, you can use the following script to get it done for an entire…
April 22, 2014
03Linux
Change Interval in Munin With Existing RRD Data
The default settings for Munin will result in RRD files containing 5 minute intervals of data, or 300 seconds as it is stored internally. It is possible to change this interval…
April 15, 2014
04Linux
Munin mysql_ suggest Cache::Cache Error
I was trying to set up the newer mysql_ plugin for Munin, but got the following error when using the "suggest" argument to determine how to link the file. The "fix" was to…
April 14, 2014
05Technology
Production Cron Tasks
Useful if you run scheduled tasks in production and want to leverage cron, via Orchestrate.io. The Gist shell script for cron_helper.sh is below. #!/bin/bash usage() { cat << EOF…
April 12, 2014
06Linux
Service Process Start, Service Start Process
I may be slightly dyslexic as I am constantly typing service start nginx or service restart mysqld when interacting with services controlled via init.d. Rather than making myself…
April 12, 2014
07Linux
GoDaddy SSL Certificates on NGINX
To properly install a GoDaddy SSL certificate on an NGINX install, you will need to include the gd_intermediate.crt and gd_bundle.crt the SSL certificate file for your server.…
April 9, 2014
08Linux
Upgrade Python on CentOS
The version of python that is distributed with CentOS is the same of that for RHEL, which reads as not cutting edge. Typically this will be version 2.6, so even to run 2.7.6 you…
March 21, 2014
09Linux
Install CRMSH on CentOS 6 / 7
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…
February 27, 2014
10Linux
DRBD: Redundant NFS Storage on CentOS 6
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…
February 16, 2014
11Linux
Install Jenkins on CentOS as a Service
Updated post: Yum Install Jenkins as a Service on CentOS 7. You probably want to do it this way, it's much easier. Just saying. This guide describes how to install Jenkins on…
June 15, 2013
12Linux
502 Bad Gateway on NGINX with BuddyPress
I recently switched over from Apache to NGINX for my WordPress hosting, and it was surprisingly easier than I expected. Alongside the W3 Total Cache plugin to handle my…
March 28, 2013