Create Linux user accounts in bulk
creating 1 or 2 new users on your system is a fairly simple task. But when you need to create 50 or 100 accounts on a system, creating it one…
Email problem on Blackberry, Exchange 2003, and Cisco ASA,
My mail server has been experiencing strange problem. Emails sent from gmail and yahoo via blackberries failed to reach its intended recipients. Gmail and Yahoo mailer daemons would complain about…
Moving Volume Groups between hosts in RHEL
This is a fairly straight-forward process. Exporting the volume group from its current host Unmount any LV residing on that particular VG. In my case, there’s only one LV on…
how to set multicores CPU per socket on VMWare EXS VM
Traditionally, vmware’s vCPU setting translates 1 core of a processor as 1 socket with single core CPU. For example a VM with 8 vCPU is interpreted as having 8 sockets…
Using sysstat and kSar, a sysstat grapher
If you’re into linux server administration, then sysstat is a very handy tool to have. It allows you to collect realtime and historical data about your server performance, and it’s…
Marave, a distraction-free text editor.
One of my friend from plurk mentioned ommwriter, a simple text editor for windows and mac. Unlike any other text editor, ommwriter is a fullscreen text editor, aiming to make…
Maverick Meerkat On VPCEA36FG
I spent my weekend doing fresh install of Maverick Meerkat on my VPCEA36FG. Save for the audio problem, which is related to Alsa version, most of the issues that I…