Below you will find a security account matrix for SCOM 2025, that includes all the common service and security accounts in SCOM, and their default or recommended permissions. This includes the management servers, the database servers, SQL Role permissions, and database mappings. You can use this to correct deployments where…
There is already a very good deployment guide posted on Microsoft Docs here: https://learn.microsoft.com/en-us/system-center/scom/deploy-overview?view=sc-om-2025 The following article will cover a basic install of System Center Operations Manager 2025. The concept is to perform a limited deployment of SCOM, only utilizing as few servers as possible, but enough to demonstrate the…
Recently had a customer ask this question: I have a group of IIS Websites that match some property. Can I create a NEW group of Windows Computers, that CONTAIN those same websites that are CONTAINED by the other existing group? The answer is absolutely. There are two ways to…
System Center 2025 and Windows Server 2025 are now released for General Availability. Download: System Center 2025 | Microsoft Evaluation Center Documentation: Operations Manager | Microsoft Learn Quickstart Guide: coming soon! Formal announcement: Announcement: System Center 2025 is GA | Microsoft Community Hub Windows Server 2025 now generally available,…
Normally, when we write Event log rules, they are simple. We filter on criteria such as event ID, event source, event level, or even event parameters. These are standardized in SCOM and cover 99% of the events we encounter. I recently came across a situation where these will not work. …
UR6 for SCOM 2019 – Step by Step KB Article for OpsMgr Download Update Rollup from the Catalog Download the NEW Simplified Management Server Update EXE Download Updated UNIX/Linux Management Packs Recommended hotfix page Key fixes: Fixed an issue which reported High CPU in MOMPerfSnapshotHelper due to shutdown in aspnet_perf.dll…
I previously wrote a simple Cookdown example here: Demo Cookdown Management Pack Example – Kevin Holman’s Blog That example was very simple, when a rule and a monitor targeting a single instance of a single class, needed to share a script datasource. Cookdown is needed when multiple…
There is already a very good deployment guide posted on Microsoft Docs here: https://docs.microsoft.com/en-us/system-center/scom/deploy-overview If you are not using gMSA accounts, I have a previous quickstart for SCOM 2022 using domain accounts here: SCOM 2022 – QuickStart Deployment Guide – Kevin Holman’s Blog The following article will cover a basic…
If you use domain service accounts in SCOM with passwords, on occasion you may be forced to change those passwords. This will be a step by step guide on updating those passwords. High level overview: Stop the SCOM services on all SCOM servers and delete the HealthService cache (Optional)…
KB Article for OpsMgr Download Update Rollup from the Catalog Download the NEW Simplified Management Server Update EXE Download Updated UNIX/Linux Management Packs Recommended hotfix page New Features: Discover Azure Migrate, generate Business Case and Assessment through SCOM Console Key fixes: See the KB article. There are too many…