Information Technology, and other interesting things …
This is quite huge for me, because I’ve been working on this script for the last two months and finally decided, to release the script to public, although I know that it’s still far from complete. Document your Operations Manager 2012 environment You should know your environment and what happens in it and you should be … Read More “document your SCOM 2012 environment” »
If you demote a Domain Controller, SCOM will generate a lot of alerts. By design, there is no automatically undiscovery for the Rules and Monitores for the Active Directory Roles. Solution 1 This solution will remove all disabled Class instances from an existing object. it will not change any other properties of the object. Open … Read More “demoted Domain Controller still present in SCOM” »
after renaming a Active Directory computer, the computer was automatically detected in SCOM with the correct new name. but after short time, I detected, that the originally agent was already there, but not reachable. so I deleted the old computer under Device Management – Agent Managed. normally after maximum 3 days, the agent isn’t visible … Read More “delete orphaned computers from SCOM” »
This week I created a DashBoard for SCOM in Visio to present it on a SharePoint site. Normally you could use the Visio 2010 Addin for SystemCenter – Operations Manager. But this addin has some special prerequisites for the presentation on the SharePoint site, like installing SCOM components and special configurations on the SharePoint Farm. … Read More “Create SCOM Dashboard for SharePoint in Visio” »
This days, I had a very special problem with some new SCOM agents. I installed some new servers and installed the SCOM 2012 agent on it. But after some time, they appeared in the Agent Managed view, still as not monitored. first I looked up the event logs on the new servers and found this … Read More “SCOM 2012 agent communication issue” »
In the last time i have a lot to do with creating and testing SNMP monitors in our monitoring system. Rather than being surprised when a SNMP monitor doesn’t work correctly, i would like to test my newly created monitors against a SNMP simulation tool. So i was looking for an SNMP simulating tool. But … Read More “new SNMP simulation tool” »
Sometimes you need a SCOM monitor which was calculated from one or more SNMP values. Maybe the values have to be calculated, cause the value is in an unhandy format or unit. In this example i will monitor the input frequency for an for an UPS. The originaly readed value is in 1/10 Hz, but … Read More “Create a calculated SNMP monitor” »
I have created a few subscribers and they work perfectly, but there is one problem. If you define a schedule exception, you wouldn’t receive a notification at the defined weekdays. In my example i have a subscriber which should receive alert notifications only outside the business hours (monday to friday, 07:00 – 16:00). My first … Read More “schedule subscriber notifications with exception” »
Sometimes you need a SCOM Rule which was calculated from one or more SNMP values. Maybe the values have to be calculated, cause the value is in an unhandy format or unit. In this example i will create a Rule and a Performance View to show the autonomny time for an APC UPS. The originaly … Read More “Create a calculated SNMP Rule in SCOM” »
When you manualy edit a monitor or rule in the SCOM Authorin Console, maybee you have to edit the field @VariantType. The VariantType describes the type of the value that is returned. The variant types are: Empty = 0 Null = 1 Short = 2 Integer = 3 Single = 4 Double = 5 Currency … Read More “VariantTypes” »