Welcome to It-Slav.Net blog
Peter Andersson
peter@it-slav.net

I've already got a female to worry about. Her name is the Enterprise.
-- Kirk, "The Corbomite Maneuver", stardate 1514.0
30
Nov

I have noticed the last 2 days that I did not receive as many mails as I usually do. The whole family has been ill the last couple of days so I did not spend any time troubleshoot that. But today I noticed that I’ve only got 1 mail so something must be wrong. I [...]

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Do you want to write your own plugin to Nagios or op5 Monitor. op5 have created a development howto for plugins a.k.a. check commands. Take a peak at op5 support pages.

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I have a Ericsson P1I and sometimes I use it to connect to internet. I found an excellent how to get it running at: http://bayanijuan.blogspot.com/2007/09/howto-connect-to-internet-using-se.html It will work with several phones and many Linux flavors.

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27
Nov

I use alot of downloaded tools from internet, very often they are written in Perl. In most cases the perl programs are dependent of some CPAN module. The easiest way to install a perl module (in my opinion) is to run: perl -MCPAN -e ‘install <perl module name>’ i.e. perl -MCPAN -e ‘install Jcode’ to [...]

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Filled Under: english, Hints, sysadmin

Do you want Nagios or op5 Monitor notifications to be sent by MSN? Follow the steps below to implement it. This is a hint from my colleague Martin Kamijo, kudos to him

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This guide is a step by step guide howto integrate op5 Monitor with op5 Logserver. Background I would like to have an alert if root has logged into my firewall. I think this is very important to know fast and where ever I am so I want a SMS sent to my cellphone. I have [...]

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24
Nov

I found a nerd test http://www.nerdtests.com/ft_nq.php I did the test and I got a rather good score: 2% scored higher (more nerdy), 1% scored the same, and 97% scored lower (less nerdy). And a nice picture to put on my homepage:

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Cut-n-paste from http://www.op5.org/about We want to give something back to the community We have built a successful business around several opensource components, such as Nagios, RRDTool, Cacti, syslog-ng, NSClient++, Linux and several hundred GNU programs and libraries. A big thanks to all the hundreds of programmers for their efforts. Now that we have addons around [...]

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Filled Under: english, Hints, Links, Nagios, op5

Yesterday there was a visiting record: 101 unique human visitors. Some statistics about "An It-Slave in the digital saltmine" November 21:th: Days since the first post: 20 Unique human visitors: 911 Unique visits: 1422 Top 5 popular blogs: Create Cacti or op5 Statistics graphs with op5 VmWare ESX plugin: 231 visits Scroll LED for Nagios/op5 [...]

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Filled Under: Uncategorized

op5 has developed a Nagios or op5 Monitor plugin to monitor your Vmware ESX infrastructure. A new How-To at op5 Support page describe how to use it, it can be found here. The guide is op5 Monitor centric but op5 Monitor is based on Nagios so if you are used to Nagios it will probably [...]

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Do you have a traffic lights that just lay around? I do or more accurate, I did. After some soldering, here is the result:

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20
Nov

I recently visited a cinema that showed “Baader Meinhof Complex”. A strange movie where a couple of youngsters was very angry, unclear why, and blow up people and things. I cannot recommend this movie.

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Filled Under: movies

If you are thinking about upgrading your existing Nagios system to Nagios 3, take a look at op5 Monitor. op5 Monitor is a Network Monitor System for enterprise monitoring and its based on Nagios 3. op5 have bundled Nagios with other useful opensource projects such as nagiosgraph, smstools and hypermap and then further developed missing [...]

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In an article in Svenska Dagbladet the claim that Linux is not only for geeks. Now with the minicomputers like Asus EeePC Linux is widely used by non computer geeks and for “normal” humans it is as easy to use as Windows. Read the article in Swedish here.

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Filled Under: Geek stuff, swedish

After got the 1-wire stuff working it is time to use the temperature probes to get some use of measuring your environment. This article describe how you can create an op5 Monitor or Nagios plugin to monitor your temperatures. Read my previous articles to get the 1-wire bus up and running: 1-wire http://www.it-slav.net/blogs/?p=62 1-wire getting [...]

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Now when my blog is growing a need for backup is growing. After a short google search I found exactly what I want, automysqlbackup. It is a shell script that has very modest requirements list: mysqldump, included in mysql client gzip or bzip2 if you want it compressed. mail if you want the status of [...]

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Filled Under: bash, Hints, sysadmin

op5 successful business model and the power of OpenSource has been noticed by a Swedish newspaper, Göteborgs posten. On the picture Johannes Dagemark, op5 CTO can be seen. The article describe how an organisation or enterprise can save money and achive higher security with OpenSource. One example is the Swedish police that estimates their savings [...]

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Filled Under: op5, swedish

I could not resist buying R2D2 when I passed MC Donalds. I bought 3 and said it was to my kids. My colleagues told me that I have only 2 kids. Well, now it is standning next to my geek watch.

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Filled Under: Uncategorized

A new howto has been released, it describes how to Monitor Microsoft SQL-server with op5 Monitor. Take a look here. For more information about op5 Monitor, look here.

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13
Nov

To make everybody on your office jealous buy a binary watch. It shows the time in a semi binary format. I think a true geek watch should show the number of seconds since epoch in binary, but a very few could translate that to time used in the normal world. Thinkgeek is the obvius place [...]

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op5 community is growing and this scripts and definitions comes from Mikael Schmidt, IXX. I will do a step-by-step guide to get it running, if you have any questions do not hesitate to contact me peter@it-slav.net or write a comment to this blog. This description is op5 Statistics centric, however op5 Statistics is based on [...]

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This guide describe howto install and do a basic configure of SNMP on a RedHat Enterprise Linux or CentOS. Probably it will work on many other *nix systems. 1. Installation Run command yum install net-snmp-utils [root@dull etc]# yum install net-snmp-utils Loading "fastestmirror" plugin Loading "dellsysidplugin" plugin … … Dependencies Resolved ============================================================================= Package Arch Version Repository [...]

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10
Nov

If you think Nagios got everything you need except nice reports. op5 Monitor has the solution to this issue. op5 have customers that are using op5 Monitor just for the reporting part and using other tools for monitoring. op5 has put alot of resources into reporting because that is the feedback we got from our [...]

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09
Nov

If you have problem of keeping track of your video collection. I can recommend VideoDB. It is web based and you enter the name of the movie you want add and VideoDB connects to IMDB and suggest which movie you meant. When you have picked the correct movie it automatically adds thumbnail, plot and the [...]

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Filled Under: english, Hints, movies
08
Nov

Maybe it is a unix/linux sysadmins basic knowledge how to create ssh keypairs and exchange them. Well I do not do it often enough to remember it but often enough to be irritated that I do not remember how to do it. So here is an excellent description, I will study it and cross my [...]

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Filled Under: Hints, sysadmin




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