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How to find memory usage by process?

By Peter Gilg on
memory usage from command line

As Linux system administrators, you take pride in being able to setup and maintain systems from the command line. But learning is never ending, and new tasks require a bit of research to find the correct tool for the job. Knowing more command line tools as you grow more experienced is a character that becomes evident in any seasoned veteran admin. One of those commands is to find memory usage by process.

Finding the processes that use most memory seems like ...

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Listed in Linux

Tags: command, cpu, memory, process, ps, usage

32-bit versus 64-bit, which one should I choose?

By Peter Gilg on
64-bit-versus-32-bit

A common question that pops up from time to time is whether someone who has a 64-bit CPU (such as an AMD64 or an Intel EM64T) should install a 64-bit or 32-bit version of the preferred OS. Since these processors are capable of running either one at full native speeds, what are the advantages and disadvantages to both? 64-bit just sounds cool and faster, but we all heard about headaches installing the OS, drivers and software. Are they still valid ...

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Listed in Linux

Tags: 32-bit, 64-bit, OS, processor, speed

Install Ubuntu 9.04 / 8.10 without CD or USB

By Peter Gilg on
install ubuntu without cd

I rarely do upgrades and try to avoid them whenever possible, instead do always fresh installs as I like to do  house-cleaning when upgrading to a new version of OS. As I have a separate /home partition, this doesn’t affect any of my settings and only takes 1-2 hours (less than one hour on a high speed Internet connection),  which is comparable to the upgrade option from within 7.xx.

What is UNetbootin? UNetbootin creates a boot option in GRUB or the ...

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Listed in Linux

Tags: dell mini, grub, ubuntu 9.04, unetbootin, usb

Mount Remote Folder with SSH using SSHFS

By Peter Gilg on
mount remote folder with sshfs

If you do any type of serious web or application development, you’re certainly used to working with remote servers and networked systems. You work locally, create test cases and do some kind of qa before deploying to the live system. But what if your qa / test system is also remotely? Wouldn’t it be nice if you could just work as if your files were local and have changes sync automatically?

Mount remote folder with ssh using sshfs makes it possible. ...

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Listed in Linux

Tags: mount, ssh, sshfs