Apr 5, 2011

Efficient Tool for Linux System Administrators.

For those making the same change on multiple servers at the same time, this could be the tool for you. Many Linux system administrators work on a bank of machines, a farm of web servers, which they have to maintain. You might be used to logging into each one with SSH and doing it serially. But a handy tool called ClusterSSH is something you may want to tap into for help to streamline your job.

It was designed for cluster administration where the same configuration or commands must be run on each node within the cluster. It’s just one of many tools out there available for your IT toolbox.

ClusterSSH is a Tk/Perl wrapper around standard Linux tools just like XTerma and SSH so it will perform on most any POSIX-compliant operating system where libraries are available. Instructions on how to install and configure it can be found here.

ClusterSSH may not be considered a complete replacement for having a configuration management system when you’re responsible for maintaining a lot of machines. But when speed is of the essence, or if you are performing prototypes, it sounds like it

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