Linux and System admin on 17 May 2012
We recently had a client that had some issues with their site slowing down. They thought initially it was due to MySQL locks but this was not the case. It was clear that the problem was with the disk. Some process was utilizing the disk. When running top we could see that the CPU wait time was [...]
Amazon Web Services and Cloud admin on 03 Jul 2009
When deploying on EC2 even though Amazon provides the hardware infrastructure, you still need to tune your instances operating system and monitor your application. You should review your hardware/software requirements and review your application design and deployment strategy The Operating System Change ulimit ‘ulimit’ Specifies the number of open files that are supported. If the [...]
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