Tag Archives: linux

Speeding up Heavy PHP Sites like Drupal/Joomla

Here’s a few tips and suggestions to lower the ave. memory usage and increase the efficiency of heavy PHP sites delivered via Apache on Linux VPS platforms. The aim here is to “appropriately scale” both the size of the Apache … Continue reading

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How to install cPanel on your VPS

We’ve done a few of these installs for customers lately & it’s really very simple, so here’s a short step-by-step on it. a) Ensure you have a good amount of disk space available and that your VPS OS is up … Continue reading

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Rolling out Smokeping & Nagios nodes across our Network & out to the Internet

After a customer had a unique network problem, I’ve created & deployed a few instances in each of our POPs of a “Smokeping & Nagios” Appliance VPS, and this VPS is now available as a service from Network Presence too. … Continue reading

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Installing SpamAssassin & ClamAV with Amavisd-milter on Sendmail on CentOS 5

I’ve previously described the install & setup process for spamass-milter on Sendmail for Anti-Spam processing. This blog post describes a different interface to Sendmail for Anti-Spam & Anti-Virus (AS/AV), using the Amavis daemon (amavisd-new) along with the Milter interface for … Continue reading

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Installing ClamAV & SpamAssassin to CentOS 5 with Sendmail

Installing these Mail Server open-source software sets to CentOS 5 with Sendmail on a 64-bit CentOS 5.4 (or higher) Linux host. 1. Install RPMForge Repo to get access to more Software Packages for CentOS5 Install (using rpm -Uvh) http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.2-2.el5.rf.x86_64.rpm 2. … Continue reading

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Upgrading your VPS from Debian 5 to Debian 6

Recently there’s been released an upgraded version of the popular Debian GNU/Linux distribution, from Debian version 5 to version 6, otherwise known of Debian “Lenny” to “Squeeze”. The following is a step-by-step guide for Network Presence customers on upgrading their … Continue reading

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Using parted on > 2TB drives to create new partitions for LVM

On your Linux based hardware with “large” disks (>> 2TB drives to Linux) you may want to use the GNU ‘parted’ disk partition utility to create storage that’s available to the kernel & LVM. As root run ‘parted /dev/sdX’ where … Continue reading

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Securing /tmp & other Linux Webhost “tightening” measures

As per a post in our Forums, we’ve recently outlined how to get your Linux system a separate /tmp filesystem, which won’t allow executables and has other values to keep ‘nefarious’ content out of /tmp In this post we outline … Continue reading

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Old School way of viewing Unix Man pages

“nroff -man /path/to/manpage.man | more”. ie: they’re just nroff formatted text files. The files are often gzip compressed on disk nowadays, so on Linux, the command pipeline to (say) the ls command’s man page from a shell prompt is: zcat … Continue reading

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