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Copy file name to clipboardExpand all lines: support/windows-server/high-availability/troubleshoot-site-configuration.md
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@@ -60,7 +60,7 @@ Site-aware configuration is essential for disaster recovery and high availabilit
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### Check Active Directory subnets and sites
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- Run the following command on each cluster node to verify the Active Directory site assignment:
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- To verify the Active Directory site assignment, run the following command on each cluster node:
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```powershell
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@@ -137,7 +137,7 @@ Verify site and fault domain settings in Failover Cluster Manager or PowerShell.
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```
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3. Simulate failover to validate site-awareness:
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3. To validate site-awareness, simulate failover:
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```powershell
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@@ -176,7 +176,7 @@ Verify site and fault domain settings in Failover Cluster Manager or PowerShell.
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```
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3. Resolve errors that are reported in the validation output, and rerun the tests to verify all issues are resolved.
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3. Resolve errors that are reported in the validation output, and then rerun the tests to verify that all issues are resolved.
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### Commands for advanced troubleshooting and data collection
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@@ -222,14 +222,14 @@ Set-ClusterFaultDomain -Name -Type Site -Location
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### Collect event logs
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Use Event Viewer to export logs. Be sure to filter for FailoverClustering, system, and application event logs.
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Use Event Viewer to export logs. Be sure to filter for FailoverClustering, system event logs, and Application event logs.
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### Common issues quick reference table
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| Symptom | Likely cause | Resolution steps | Command or tool |
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| --- | --- | --- | --- |
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| Nodes assigned to the wrong site | Broad Active Directory subnet masks | Manually assign sites and review Active Directory subnet mapping |`Set-ClusterFaultDomain`, `nltest`|
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| Resources don't failover to correct site | Misconfigured placement policies | Review fault domains and simulate failover |`Get-ClusterFaultDomain`, `Move-ClusterGroup`|
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| Resources don't fail over to correct site | Misconfigured placement policies | Review fault domains and simulate failover |`Get-ClusterFaultDomain`, `Move-ClusterGroup`|
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| Resource dependencies not honored by site | Dependency misconfiguration | Configure dependencies and verify resource locality | Failover Cluster Manager, `Set-ClusterResourceDependency`|
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| Cluster validation errors on site or subnets | Incorrect Active Directory or subnet configuration | Update Active Directory topology and rerun validation tests |`Test-Cluster`, Active Directory Sites and Services |
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