https://support.microsoft.com/en-us/topic/nonpaged-pool-memory-leak-occurs-in-a-windows-server-2012-r2-based-failover-cluster-490f70db-ab46-b653-025a-bc86133c416f
Fixes an issue in which nonpaged pool leak may occur in svhdxflt.sys driver in a Windows Server 2012 R2-based failover cluster.
memory leakwindows serverpool
https://support.microsoft.com/en-us/topic/cluster-nodes-stop-responding-in-a-windows-server-2008-environment-08aebe77-23fe-4911-0f51-921b0ff91126
Fixes an issue in which cluster nodes in a Windows Server 2008 environment stop responding when they restart. This issue occurs after you replace an HBA on a...
windows serverclusternodesstopresponding
https://support.microsoft.com/en-gb/topic/a-windows-server-2012-r2-cluster-node-is-restarted-unexpectedly-3d99d0c1-f98c-52f6-60ca-d875e0394fe7
Fixes an issue in which a server that belongs to a cluster restarts automatically. This issue occurs if the server is running in Windows Server 2012 R2.
windows serverclusternodeunexpectedly