Category Archives: Linux

Loop Kill Mutiple PID On Bourne Shell

Just want to document it here. A colleague request to kill multiple PID owned by different users. They don’t have any special privilege to kill process other than their own. Here’s a simple for…loop script that will look for and kill each PID it found. #!/bin/sh -x ps -ef | grep nobody | awk ‘{print … Continue reading

Are You Into Ubuntu?

Well if you are, you better check the most popular Ubuntu blog on the blogosphere! Here’s the Top 5 on the list: Ubuntu Geek Ubuntu Blog Mark Shuttleworth The Fridge All About Linux

Set Up Environment Variable on Bourne, Bash, Korn and C-Shells

There are many shells available for the UNIX operating system. Among them are sh (bourne), csh (C), tsch (korn) and bash (bourne again) Shells. With all these shells, sometimes we can mix all the syntax when assigning values to a variables. Here’s is another review so you wont forget: C Shell (csh) or Korn (tcsh): … Continue reading

Linux Desktops

The getent Command

For the UNIX side of things, we’ll try to feature one command a week that is commonly used in system/user administration on a UNIX box. If anyone wants to contribute more, then we may do one command every two days or ‘Unix Command for the day’. Something like that. For today, it’s all about getent. … Continue reading

VirtualBox Installation

innotek VirtualBox is a general-purpose full virtualizer for x86 hardware. VirtualBox allows an unmodified operating system with all of its installed software to run in a special environment, on top of your existing operating system. Just like VMware Workstation allows one physical machine to run two or more operating systems simultaneously You’ll then be presented … Continue reading

Ubuntu To Replace Vista?

The prevailing wisdom about Linux on the desktop runs something like this: “I’ll believe Linux is ready for the desktop as soon as you can give me a Linux distribution that even my grandmother can run.” For some time, the folks at Ubuntu have been trying their best to make Granny — and most everyone … Continue reading

Route, Routing, Routing Table

Here’s some information about routing from a Unix (Solaris) box. Got this request from one of the Network people to add a static route on a server. The command # netstat -rn show the routing table on a *nix machine . The ‘route’ command manually manipulates the network routing table on a Unix box. The … Continue reading

Google Uses Linux

“You’ll often hear members of our open source team say, ‘Every time you use Google, you’re using Linux.’ It’s absolutely true.” – That’s according to the people from Google. Linux has been part of Google ever since the big search engine started doing their thing. “Linux has given us the power and flexibility we need … Continue reading

from DUSK…

We UNIX SysAds have many many tools that can help us administer our servers. What’s great about UNIX is that you don’t have to learn the complicated commands to do what’s need to be done. There is a saying in the UNIX world that a complex command is just a few commands used altogether. We … Continue reading