This article discuss how to do full page cache with nginx and memcache. Since the cool kids at Google, Microsoft and Amazon researched how performance and scalability affect conversion rates, page load time has become the topic of every eCommerce store. Magento was once a resource hog that consumated everything […]
CSF (stands for ConfigServer Security & Firewall) is a Stateful Packet Inspection (SPI) firewall, Login/Intrusion Detection and Security application for Linux servers. This note mentions some snippets for configuring this software. To deny/allow incoming/outgoing ports, change the configuration file csf.conf To remove an IP from temporary ban list, remove it from csf.tempban To […]
Redis is an open source, BSD licensed, advanced key-value store. It is often referred to as a data structure server since keys can contain strings, hashes, lists, sets and sorted sets. This article shows how to install Redis to work with Linux-based PHP development environment. Installation and Configuration Download and […]
This is a simple guide to installing CentOS via CentOS Network Install (netinstall). You can save yourself a lot of time by doing a network install and only installing the base packages rather than downloading a 3.6GB DVD ISO or the six CD-ROM images. 1. Start by downloading the small 14MB CentOS-5.8-x86_64-netinstall.iso image […]
In order to create virtual machines based on ISO disks, you need a local ISO Storage Repository on Citrix XenServer. There are several options of ISO Storage repositories in Xen Server based on the location of the repository. You should check the location based on the available space and your […]
Our centos system with AMD Cool and Quite activated seems to be slower under load than without cpu scaling. Another point is running a vmware server on such a host – will this feature work probably? Follow these steps to turn it off, just to make sure 😉 To immediate […]
This article shows how to solve the error when installing Python 2.6.7 on CentOS 6: “Yum broken: No module named yum”. When installing the dropbox service in Linux command line, I did compile python 2.6.7 from source, and after that, the yum command line stopped working. As you can see, […]
