If you have zombie processes it means those zombies have not been waited for by their parent (look at PPID displayed by ps -l). You have two choices: Fix the parent process (make it wait);Kill the parent; or live with it. Remember that living with...
Okay, it’s not really a WordPress plugin, but rather a malicious script that is trying to pass as one. Upon a regular security scan of one of the websites that I maintain, I stumbled upon a ZIP archive that contains two PHP files named...
For servers where ‘mod_userdir’ module is enabled, you can access your websites via temporary URLs instead of the domain name. The format of this temporary URL is usually ‘; The ‘ipaddress’ used is the server’s...
If you need to update more than one Ubuntu based Workstation or Server on a regular base, it can save you a good amount of bandwidth if you provide new packages and updates through a local Ubuntu mirror. In this document i write down the steps...
While issuing any yum command if you are experiencing the following error: # yum -y install wget Loaded plugins: fastestmirror, langpacks Existing lock /var/run/yum.pid: another copy is running as pid 13023. Another app is currently holding the yum...
First lets download the VM image from this website. Why use VM images instead of the real CentOS ico? The VirtualBox and VMware images are created in such a way that they are less in size but contains all the standard packages required for instant...
“DomainKeys” is an anti-spam software application that uses a public key, cryptography to authenticate the sender’s domain. cPanel offers a installer script “domain_keys_installer” using which the DomainKeys can be...
Here is how to set up a cronjob that automatically backs up a MySQL database to a file every hour. Okay, so first we need to create a new script that will be executed via cron: #!/bin/bash YEAR=`date +%Y` MONTH=`date +%m` DAY=`date +%d` HOUR=`date...