Artur Krzywanski » perl

Auto association of ec2 elastic IPs on instance launch

Artur — Thu, 03 Jun 2010 13:18:58 +0000

What a pain is to have to associate elastic IPs when launching Amazon AWS ec2 instances. Think about 15-20 machines which need static (elastic) ip. I solved this problem with a bit of Perl code: First thing You need to …

Reinstalling list of GEMs on a new server

Artur — Tue, 26 Jan 2010 11:55:55 +0000

When I have to migrate servers to new OS or reinstall list of gems on another box you can get a quite big list of gems to install. This post will describe how to do it “admin way” which basically …

Nagios check_file_age mod

Artur — Tue, 22 Dec 2009 13:41:25 +0000

As I don’t think in seconds about time and more like hours days etc. I’ve added this small bit of code to Nagios check_file_age script to display age in days. I’m using this to check PID file age for service …

Find what is eating your disk space using Perl

Artur — Wed, 22 Jul 2009 13:28:29 +0000

A while ago I’ve wrote a small script which I use to pin down the directories and files which suck off the space from the hard drives, usually it’s some user leaving to big log files, unused project files etc. …