Notes on System Center Operations Manager

Notes, troubleshooting, development and comments related to System Center Operations Manager

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  • Blog Post: Clustered Virtual Server 2005 R2 and Operations Manager 2007

    Problem: Monitoring of clustered virtual machines (guests) is unreliable with Operations Manager 2007. Instances of Virtual Machine are not monitored without any apparent reason. Scenario: Having simple wolfpack cluster (implemented thru Microsoft Cluster Services – MSCS) with just a quorum...
  • Blog Post: Cluster resource groups are not monitored! Is there anything I can do?

    Recently I saw some questions about why cluster infrastructure is only partially discovered and it is not monitored when all cluster services are healthy. I replied to some of those questions either internally or at the newsgroup, where I was trying to explain why such health model was possible (so this...
  • Blog Post: Backwards Compatibility Mapper fails to start event on OpsMgr 2007 SP1

    Many of you (especially those trying to monitor Exchange using converted management pack) had noticed that with Operations Manager 2007 SP1, noisy event complaining about transient state of instance discovery appeared inside of agent’s event log rather frequently ultimately causing its flooding. Sample...
  • Blog Post: OpsMgr2007 SP1 RC rolling ugrade and cluster aware application monitoring.

    Rolling upgrade of OpsMgr2007 is performed the way that server bits are upgraded, new management packs are requested and delivered and those are later pushed down to agents. Operations Manager 2007 SP1 Release Candidate contains an issue when monitoring of cluster aware application (like SQL, Exchange...
  • Blog Post: Agent Proxying Alert

    Agent proxying needs to be enabled when health service discovers instance of some managed entity type for which management context doesn’t provide information that this exact health service will also monitor this instance. For example proxying must be enabled when discovering instances of Virtual...
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