Windows Server
90 Blog Posts
33 Contributors
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This blog describes how you can start/stop clustered SAP instances in a Windows Failover cluster environment. It also describes how the SAP HA interface behaves from an end user / administrator perspective. Clustered SAP instances can contain: an... Read More »0Comments5Likes
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This blogs explains the communication between Dispatcher of an ABAP application server instance to the Message server of the central ASCS instance. Many customers want to use additional hostnames on Windows to separate SAP TCP/IP communication from... Read More »0Comments4Likes
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This blog shows how to find TCP ports used or reserved by applications on Windows. It is not related to specific SAP applications. Problem: An application cannot start, because the port it wants to use, is in use by another application (or... Read More »0Comments4Likes
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The SAPonWin Check Tool (SCT) collects configuration and logging data from a Windows Server host. Based on the collected information, the SAPonWin Check Tool validates your configuration and checks for common misconfigurations, for... Read More »0Comments5Likes
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This blog discusses the new features of SAP’s cluster resource DLL for the Windows Failover cluster. Version 4.0.0.18 has been released in July 2022. For more information where to download this DLL and how to update it, please see SAP note... Read More »0Comments3Likes
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This blog describes the steps how to move a clustered SAP (A)SCS instance from one Windows domain (= Active Directory) to another. The procedure to recreate the Failover cluster and the SAP related resources, can be also used in disaster/emergency... Read More »2Comments3Likes
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This blog explains how to move an existing SAPMNT share from one location to another. It can be used in Failover cluster configurations, distributed environments or even on standard installations, if you want to change the hostname used for... Read More »0Comments5Likes
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Over the time, the Windows Failover Cluster logs grow and grow and consume up to several GBytes on the system disk (C: by default) of the cluster nodes. In general, it is a good idea to create a backup of the cluster logs and clear the cluster logs... Read More »0Comments1Like
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This blog discusses the installation and configuration of SAP NetWeaver or S/4 HANA in a Windows Failover cluster, which cluster nodes are located in different subnets. The configuration of the cluster, the configuration of network related things... Read More »0Comments3Likes
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During support situations for SAP NetWeaver or S/4 HANA based systems, you might often be asked to upgrade the executables of your system (often called “SAP kernel”) to a current release. But which version is running in your system? Here... Read More »2Comments1Like