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Tag: #TowardsZeroDowntime

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By: Sanjeet Kumar Jha

March 28, 2024 9:59 am

752 views

SLES for SAP maintenance procedure for Scale-Out Perf-Opt HANA cluster

This blog post cover specific maintenance scenarios for scale-out performance optimized HANA cluster. It illustrates the procedures that are defined in man page SAPHanaSR_maintenance_examples which are applicable for Scale-out topology. We are going to cover the following three scenarios: HANA takeover procedures HANA maintenance (or linux OS maintenance when a reboot of the node is […]

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Categories: Run SAP, SUSE Linux Enterprise Server for SAP Applications

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By: Fabian Herschel

October 20, 2022 3:14 pm

5,861 views

Emergency Braking for SAP HANA Dying Indexserver

In some cases the SAP HANA indexserver is crashing and it takes very long for the service to fail completely. This is the reason why SAP HANA delays to report this failure towards the HA cluster. Obviously in such cases it is extremely helpful to have an emergency braking. This blog article describes why the […]

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By: Sanjeet Kumar Jha

September 20, 2022 10:09 am

5,453 views

SLES for SAP OS patching procedure for Scale-Up Perf-Opt HANA cluster

This blog post cover a specific maintenance scenario where we will discuss the steps of OS patching on a scale-up performance optimized HANA cluster. This is a supplementary blog to more generic blogs on SLES for SAP maintenance available at Maintenance blog - Part 1 and Maintenance blog - Part-2. The generic prerequisites of the […]

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Categories: S/4HANA

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By: Fabian Herschel

June 21, 2022 1:43 pm

5,104 views

Optimal SAP HANA maintenance procedure using handshake takeover for SUSE clusters

This blog describes the optimal maintenance procedure using SAP HANA handshake takeover on SUSE clusters. Major Steps for a successful maintenance procedure For processing a maintenance for your SAP HANA database with system replication and controlled by the SUSE cluster we recommend always to follow these three major steps. Begin the maintenance: Set the multi-state […]

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By: Fabian Herschel

June 15, 2022 1:30 pm

3,955 views

SAP HANA Cockpit with SUSE HA integration greatly improves data integrity

The new SAPHanaSR takeover blocker improves the SUSE HA integration with SAP administration solutions like SAP HANA Cockpit. This solution closes the gap between the native SAP tools and the SUSE SAPHanaSR cluster solution. One of the most critical administration mistakes is to run a manual takeover on the secondary SAP HANA instance without taking […]

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Categories: Run SAP, Run SAP, Run SAP, Run SAP, S/4HANA, S/4HANA, S/4HANA, S/4HANA, S/4HANA, SAP, SAP, SAP, SAP, SAP, SUSE Linux Enterprise High Availability Extension, SUSE Linux Enterprise Server

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By: lpinne

June 8, 2022 9:20 am

2,670 views

SUSE HA for SAP HANA scale-up cost-optimized improved

Starting with version 0.160.1 the SAPHanaSR package ships an HADR provider hook script for automating changes in memory limits and table preload on fail-over. This simplifies the SAP HANA scale-up cost-optimized scenario. [caption id="attachment_92256" align="alignnone" width="300"] Picture: SAP HANA scale-up cost-optimized[/caption] In this blog article you will learn what […]

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Categories: Achieve Nonstop IT, SAP, SUSE Blog, SUSE Blog, Technical Solutions

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By: Sanjeet Kumar Jha

May 16, 2022 4:06 pm

8,567 views

SLES for SAP HANA Maintenance Procedures – Part -2 (Manual Administrative Tasks, OS reboots and Updation of OS and HANA)

This is the second part of the blog on maintenance procedure for SLE for SAP running SAP HANA workload. The first part of the blog is about the pre-maintenance checks. In this blog I am going to discuss about the actual maintenance procedures, the steps involved as per the best practises, cleanup procedures etc. We’[…]

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Categories: Uncategorized

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By: Sanjeet Kumar Jha

April 28, 2022 5:55 am

5,322 views

SLES for SAP HANA Maintenance Procedures – Part -1 (Pre Maintenance Checks)

This two-part blog is targeted for OS and HA administrators who has to support HANA Workloads on SLES for SAP. This is the first part of the blog  which details the pre-maintenance checks. As an admin who has to manage the SLE HA cluster infrastructure for the SAP HANA workload, you may often have come […]

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Categories: SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications, SUSE Linux Enterprise Server for SAP Applications

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By: Fabian Herschel

March 1, 2022 5:05 pm

5,703 views

Handover for the Next Round – SAP on SUSE Cluster and systemd Native Integration

SAP will enable the SAP Startup Framework for systemd. In short words the updated startup framework will be available for the SAP Host Agent, the SAP NetWeaver application server platform, the SAP S/4HANA ERP platform, and potentially later for the SAP HANA database as well. Here we discuss the benefits and the consequences for the […]

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