#TowardsZeroDowntime Archives

October 9, 2024 12:20 pm

486 views

What is SAPHanaSR-angi?

SAPHanaSR-angi is the SAPHanaSR Advanced Next Generation Interface. It is aimed to ensure SUSE HA for SAP HANA over the next decade. [caption id="attachment_138121" align="alignnone" width="300"] Picture: Get ready for the next round.[/caption] I this blog article you will get an overview on SAPHanaSR-angi. You will learn about useful new […]

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

By: lpinne

June 4, 2024 9:28 am

2,740 views

How to upgrade to SAPHanaSR-angi

SAPHanaSR-angi is the SAPHanaSR Advanced Next Generation Interface. It is quite similar to the classical SAPHanaSR, but not fully backward compatible. Fortunately, you can upgrade existing clusters without HANA downtime. [caption id="attachment_128582" align="alignnone" width="300"] Picture: In-place upgrade[/caption] In this blog article you will learn how to upgrade the SUSE HA cluster […]

Categories: Achieve Nonstop IT, Run SAP, SAP, SUSE Linux Enterprise High Availability Extension, SUSE Linux Enterprise Server for SAP Applications, Technical Solutions

By: Sanjeet Kumar Jha

March 28, 2024 9:59 am

2,864 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 […]

Tags: #TowardsZeroDowntime

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

By: Fabian Herschel

October 20, 2022 3:14 pm

8,361 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 […]

By: Sanjeet Kumar Jha

September 20, 2022 10:09 am

7,749 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 […]

Categories: S/4HANA, SAP, SUSE Linux Enterprise Server for SAP Applications

By: Fabian Herschel

June 21, 2022 1:43 pm

7,089 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 […]

Categories: Run SAP, S/4HANA, SAP, SUSE Linux Enterprise Server for SAP Applications

By: Fabian Herschel

June 15, 2022 1:30 pm

5,225 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 […]

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

By: lpinne

June 8, 2022 9:20 am

3,395 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 […]

Categories: Achieve Nonstop IT, Run SAP, S/4HANA, SAP, SUSE Blog, SUSE Linux Enterprise Server for SAP Applications, Technical Solutions

By: Sanjeet Kumar Jha

May 16, 2022 4:06 pm

11,169 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’[…]

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

Tag: #TowardsZeroDowntime

What is SAPHanaSR-angi?

How to upgrade to SAPHanaSR-angi

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

Emergency Braking for SAP HANA Dying Indexserver

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

Optimal SAP HANA maintenance procedure using handshake takeover for SUSE clusters

SAP HANA Cockpit with SUSE HA integration greatly improves data integrity

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

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

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