May 132011
 

nagiosworldconference-wuerth-phoenixYesterday I’ve attended the Nagios World Conference Europe hosted in Bozen (Italy) by Wurth-Phoenix, so as first thing thanks to Wurst-Phoenix for the organization this meeting, for the free access provided to the event , and for the good meal that we have enjoyed.

These are some notes I’ve took during the meeting.
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May 022011
 

nagios The Nagios World Conference™ will be held on May 12th at Bolzano/Italy and is organized by wuerth-phoenix.

The agenda seem interesting and there is the participation of namable speakers such as Nagios founder Ethan Galstad, Nagios Plugin coordinator Ton Voon or the NS Client creator Michael Medin. Moreover, there will be presentations of the new OTRS version and the interaction of OSS monitoring solutions such us Nagios with the integrated CMDB and the Change Management workflow engine.

Finally ntop´s Luca Deri will take an introduction on application latency monitoring using nProbe via NetFlow.

The entry is free, after registration, today i’ve done mine and i’ve received a confirmation email that say that there are still 100 available seats.
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Nov 272010
 

DRBD
You may need to have information replicated between two computers that actually are part of a cluster, in addition to”software” replica mechanisms such as Rsync you can use a product that is stable and included in the standard kernel: DRBD.

DRBD (Distributed Replicated Block Device) is a distributed storage system for the GNU/Linux platform. It consists of a kernel module, several userspace management applications and some shell scripts and is normally used on high availability (HA) clusters. DRBD bears similarities to RAID 1, except that it runs over a network.

DRBD refers to both the software (kernel module and associated userspace tools), and also to specific logical block devices managed by the software. DRBD device and DRBD block device are also often used for the latter.

It is free software released under the terms of the GNU General Public License version 2. Continue reading »

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