NETWAYS Open Source Data Center Conference 2011 – Call for Papers

Posted by on Jan 24, 2011 in Uncategorized | 0 comments

Our colleagues from netways have asked as to announce their yearly Open Source Data Center Conference scheduled for April 6th and 7th at Nuremberg / Germany.

The call for papers has already started. If you’ve got something to share, to tell, to introduce or to show regarding this year´s topic “Automated Systems Management” and interested in participating as a speaker feel free to contact the organisation team by submitting a presentation proposal at On this site you will find also all further event details. The manifestation will be mainly held in German language.

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Monitoring Nagios Performance Graphs

Posted by on Jan 4, 2011 in Capacity Management, Nagios | 0 comments

This post introduces a check strategy to monitor the freshness of Nagios performance graphs.

When the feature is enabled Nagios is generating performance graphs, that are updated automatically with the execution of a single check. Such a check result delivers also the so called “performance data”, content interpreted by dedicated listeners behind the Nagios process. The results are stored and maintained within RRD databases.

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Log flow integration of multiple IP sources

Posted by on Jan 3, 2011 in Log Auditing, Syslog |

This new feature has been introduced for the auditing of Cluster installations and hosts with multiple IP addresses.

The concept behind the aggregation of flows from different sources resides on the integration of log flows from load balanced hosts or hosts in failover configuration within a single host definition. This allows also the registration of hosts having multiple IP addresses and that can appear with different IP source addresses.

With a new logic introduced in SyslogView 1.7 it is now possible to integrate those log flows from multiple IP sources within a single log file.
This feature is intended to be used for host having a virtual cluster IP address, but sending also through the physical source IP. On the other hand it is useful for hosts with simply multiple network sockets.

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