Monitoring Blog
This is the blog section. It has two categories: News and Releases.
Files in these directories will be listed in reverse chronological order.
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Create a Pinned Thruk App Tab in Firefox
Thursday, September 06, 2012 in Insights
Since Version 1.46 of Thruk the number of problems can be dynamically viewed in Thruks favicon. This is quite handy for creating a pinned app tab in Firefox. Step1 Open your problems view and adjust the filter to hide useless problems or things you …
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Raspberry Pi mit Spiegel-Sticks
Wednesday, August 29, 2012 in Insights
In diesem Post wird gezeigt, wie man einen Raspberry Pi Miniatur-Computer mit einem Root-Filesystem ausstattet, das auf zwei gespiegelten USB-Sticks liegt. Der Raspberry Pi (Modell B) wird mit einem SD-Karten-Leser und zwei USB-Ports geliefert. Das …
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Start Thruk Automatically
Monday, August 27, 2012 in Insights
Thruk uses the mod_fcgid apache module which makes Thruk start on the first request. The user then gets a “waiting” page till the fastcgi server has started. When using Thruk all the time, there is no reason to wait till someone makes the …
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Intensivkurs Jmx4Perl
Sunday, August 12, 2012 in Insights
Jmx4Perl und Jolokia haben sich mittlerweile zum de-Facto-Standard beim Nagios-Monitoring von Java entwickelt. Das belegen etliche Blog-Postings, die Downloadzahlen und zahlreiche Kundenprojekte, die ConSol durchgeführt hat. Aus der Erfahrung von …
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Thruk 1.36 Released
Thursday, July 19, 2012 in Insights
Version 1.36 of the Thruk monitoring gui has just been released. The changelog is quite huge this time. There is a new dashboard plugin called the ‘Panorama View’ Addon. There are a lot more reports included now. And finally there is a …
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Citrus 1.2 Final
Tuesday, July 10, 2012 in Insights
It has been a while since our last final release for Citrus. Now I am proud to announce the final 1.2 release. The package ships with a huge list of new features and improvements that I would like to highlight in a few lines for you. Spring version …
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Show Git Branch in Bash Prompt
Tuesday, June 19, 2012 in Insights
When working a lot with git knowing which branch you are in is an important information. Putting the branch information in your bash prompt makes this information always visible and also shows immediatly if you are in a folder managed by git. This is …
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Running check_by_ssh over a persistent ssh-connection
Tuesday, June 12, 2012 in Insights
Monitoring Unix clients is very easy with the check_by_ssh plugin. The only prerequisite is public-key-based access and installation of some plugins on the remote side. Then, running a check is as easy as: check_by_ssh --host 10.177.3.39 --logname …
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Arbitrary ssh-command for check_by_ssh
Tuesday, June 12, 2012 in Insights
The well-known plugin check_by_ssh is a wrapper around the ssh client program. Unfortunately the path to ssh is defined at compile-time and remains hard-coded in the check_by_ssh binary. Usually this is /usr/bin/ssh. If you want to use features which …
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Recurring Nagios Downtimes with Thruk
Tuesday, June 12, 2012 in Insights
Every now and then some of our 7x24 hosts / services need a daily or weekly maintmode for regular restarts. Normally you would have to create 2 new timeperiods because you don’t want both hosts in a cluster to be restarted at the same time. …