PUBLIC MARKS from alamat with tags tech & linux

To kill all processes of a particular user from root at unix prompt type:

The creation of many temporary files in Unix during compilations, occupies a lot of memory space. This can be got rid of by using a simple script.

These are some unix tips that might be helpful someday down the road. Feel free to contribute more unix tips by commenting on this article.

Sometimes, I need to connect remote Unix servers with tunnels to provide some specific services or to get access to some internal networks. I was very surprised, when my friend, young system administrator, asked me about how to bring up IP-IP tunnel between different Unix operating systems (FreeBSD and Linux in his case) and said, that he can’t find information about this configuration. As the result of my discovering, this HOWTO has been created.

Either with ckrootkit or with rkhunter.

If you have a couple of old Linux boxes sitting around, then you've got the makings of a supercomputer. Dust them off, install Secure Shell (SSH) and Parallel Virtual Machine (PVM), and start your complex algorithms.

Many people responded to the call for OpenBSD and OpenSSH donations by purchasing an OpenBSD CD set. Those CDs are beginning to arrive in the mail, and when they do, how are you going to use them? If you're a software enthusiast who has never used OpenBSD before, you might enjoy installing it by yourself and figuring it out as you go. If, however, you're looking for a more practical approach to using OpenBSD as a desktop or server operating system, here's a guide to get you started.

Torsmo differs from other system monitors, such as GKrellM, in that it does not spawn a new window, but instead renders text directly to your desktop. It can display almost anything about your system, including uptime, current CPU usage, network activity, hard drive usage, memory usage, and swap usage. The program's developers wrote it to use as little of your system's resources as possible, and it does a good job of this.

Why tune my system? This is probably the first thing you want to know. When a distribution is packaged and delivered to clients, it is designed to be fully compatible with most of the computers available in the market.