Dell PowerEdge T40 EMC PowerEdge Servers Troubleshooting Guide - Page 87

lead to Cluster Shared Volume to go to failed state., About this task

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shared storage 14G servers as cluster nodes with external Storage enclosures attached for shared storage Prerequisites CAUTION: 1. Take the back up of existing registry , refer https://support.microsoft.com/en-in/help/322756/how-to-back-upand-restore-the-registry-in-windows MS link on how to take the registry back-up. 2. Failing to Enable these settings on Dell Servers which are configured for Failover Cluster with Shared Storage may lead to Cluster Shared Volume to go to failed state. About this task Recommended action for Windows Server 2016 Steps 1. Install Windows Update with KB4457127 or a latest Update package on all the nodes that are part of the cluster. Restart them to have the update enabled on the systems. 2. Create a registry key (Reg_DWORD) with the value "0x1" in the registry path "HKEY_LOCAL_MACHINE\SYSTEM\ CurrentControlSet\Control\StorPort\QoSFlags" on all the cluster nodes. Restart the cluster nodes to enable the registry key. Recommended action for Windows Server 2019 3. Create a registry key (Reg_DWORD) with the value "0x1" in the registry path "HKEY_LOCAL_MACHINE\SYSTEM\ CurrentControlSet\Control\StorPort\QoSFlags" on all the cluster nodes. Restart all the cluster nodes to enable the setting. Next steps Proceed with the setup as planned post the above enablement. If the issue persists, contact Dell EMC Global Technical Support for further assistance. Troubleshooting hardware issues 87

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shared storage 14G servers as cluster nodes with external Storage enclosures attached for shared
storage
Prerequisites
CAUTION:
1.
Take the back up of existing registry , refer
and-restore-the-registry-in-windows
MS link on how to take the registry back-up.
2.
Failing to Enable these settings on Dell Servers which are configured for Failover Cluster with Shared Storage may
lead to Cluster Shared Volume to go to failed state.
About this task
Recommended action for Windows Server 2016
Steps
1.
Install Windows Update with KB4457127 or a latest Update package on all the nodes that are part of the cluster. Restart them to have
the update enabled on the systems.
2.
Create a registry key (Reg_DWORD) with the value "0x1" in the registry path "HKEY_LOCAL_MACHINE\SYSTEM\
CurrentControlSet\Control\StorPort\QoSFlags" on all the cluster nodes. Restart the cluster nodes to enable the registry key.
Recommended action for Windows Server 2019
3.
Create a registry key (Reg_DWORD) with the value "0x1" in the registry path "HKEY_LOCAL_MACHINE\SYSTEM\
CurrentControlSet\Control\StorPort\QoSFlags" on all the cluster nodes. Restart all the cluster nodes to enable the setting.
Next steps
Proceed with the setup as planned post the above enablement. If the issue persists, contact Dell EMC
Global Technical Support
for
further assistance.
Troubleshooting hardware issues
87