Monitoring a ReadyNAS with OpsView is just a matter of creating the right service checks using SNMP. Prerequisites Ensure you have the following: 1 x Opsview Master (This example we are using the Opsview Core 3.2 on Ubuntu 10.04 LTS vm from Opsview) ReadyNAS MIB from here Step 1 Setup the ReadyNAS for read only SNMP traffic. Login to the ReadyNAS administrator screen and enable SNMP under System -> Alerts, and choose the SNMP Tab. Step 2 Install the ReadyNAS MIB on the... Read More
As most of you know that with ESX 4.x SNMP monitoring has been crippled. An alternative is to monitor ESX/i hosts via the Web API that ESX/i has provided. This post summarizes the work involved to successfully monitor your ESX/i environment using Opsview and the vSphere SDK for Perl. Prerequisites Ensure you have the following: 1 x Opsview Master (This example we are using the Opsview Core 3.2 on Ubuntu 10.04 LTS vm from Opsview) 1 x support account http://www.vmware.com/support/ Installation... Read More
I’ve compiled 25 performance monitoring and debugging tools that will be helpful when you are working on Linux environment. This list is not comprehensive or authoritative by any means. However this list has enough tools for you to play around and pick the one that is suitable your specific debugging and monitoring scenario. 1. SAR Using sar utility you can do two things: 1) Monitor system real time performance (CPU, Memory, I/O, etc) 2) Collect performance data in the background... Read More
If you haven’t followed it, or even heard of it, Google has come up with yet another innovation. Glass. If you haven’t seen the Google Glass project yet, check out this video to see the potentially revolutionary product at work… so what would you do with Glass?
You may have heard of Windows 7′s Homegroup feature before, but never really understood what it did. It’s actually the simplest way to share files between two Windows machines, and it takes seconds to set up. If you have more than one computer in your home (or a friend who comes over and likes to [...]