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- What's New
- SAP on Cloud Technology Poster
- SAP Deployment Guide
- Data Provider for SAP User Guide
- SAP HA and DR Guide
- SAP Security White Paper
- SAP HANA Overview
-
SAP HANA User Guide (Single Node)
- Introduction
-
Deployment
- Scheme
- Data Planning
- Preparing Resources
- Creating ECSs
- Installing SAP HANA (Single-Node Deployment Without HA Required)
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Installing SAP HANA (Single-Node Deployment with HA Required)
- Formatting a Disk
- Installing the SAP HANA Software
- Installing the SAP HANA Studio on a Windows ECS
- Installing the SAP HANA Studio on a Linux ECS
- Connecting SAP HANA Nodes to the SAP HANA Studio
- Configuring the Backup Path
- Configuring the System Replication
- Configuring HA on SAP HANA Nodes
- Configuring SAP HANA Storage Parameters
- Installing Data Provider
- Configuring iSCSI (Cross-AZ HA Deployment)
- Management and Monitoring
- Backing Up and Restoring Data
- FAQs
- Appendix
- Change History
- SAP HANA HA and DR Guide
- SAP NetWeaver User Guide
-
SAP Application AS User Guide
- Overview
- Deployment
- SAP Application AS Management
-
FAQs
- What Is SAP Application AS?
- What Are the Advantages of SAP Application AS?
- What Are Restrictions on Using SAP Application AS?
- How Many AS Policies and AS Configurations Can I Create and Use?
- How Many AS Policies Can Be Enabled?
- How Can I View the Logs of SAP Application AS?
- How Do I Change the CPU Threshold?
- Change History
- SAP S/4HANA Quick Deployment Guide
- SAP S/4HANA HA Deployment Guide
- SAP Business One User Guide
- SAP Business One Quick Deployment Guide
-
Best Practices
- SAP Best Practices
- Huawei Cloud SAP on DB2 Installation Best Practice
- Huawei Cloud SAP on SQL Server Installation Best Practice
-
SAP S/4HANA (1809) HA Deployment Best Practice
- Overview
- Preparations
- Resource Planning
- Resource Creation
- Software Installation
- High Availability Configuration
- Change History
- HUAWEI CLOUD SAP Business One on HANA Installation Best Practice
-
SAP Monitoring Best Practices
- Overview
-
Installing the Monitoring Agent
- SAP HANA (Single-Node Deployment Without High Availability Required)
- SAP HANA (Single-Node Deployment With High Availability Required)
- SAP S/4HANA (Single-Node Deployment Without High Availability Required)
- SAP S/4HANA (Single-Node Deployment With High Availability Required)
- SAP S/4HANA (Distributed Deployment with High Availability Required)
- SAP S/4HANA (Distributed Deployment Without High Availability Required)
- SAP ECC
- (Optional) Upgrading the Monitoring Agent
- Viewing Monitoring Metrics
- Configuring Grafana SAP Full Screen Monitoring
- Alarm Configuration
- FAQs
- Best Practices of SAP Migration to HUAWEI CLOUD
- Best Practice of Using Block-Level Migration of SMS to Migrate SAP Applications and Databases Running on Linux Servers
- Best Practice of SAP Migration from XEN to KVM
- Best Practice of SAP Disaster Recovery with SDRS
- Best Practice of Rsync-based SAP Disaster Recovery
- SAP Backint Installation Guide
- Best Practices for Uploading SAP Backups to the OBS Bucket
- Best Practices of the SAP ASE Solution
- Best Practices of SAP System Capacity Expansion
- Change History
-
FAQs
-
FAQs
- Basic Concepts
-
Purchase
- Why Do I Deploy SAP System on the Cloud?
- What Are the Advantages of Huawei SAP on Cloud Solution?
- What SAP Products Does Huawei SAP on Cloud Solution Support?
- Can I Migrate Local SAP Resources Directly to the Cloud?
- Which Billing Mode Should I Choose When Buying SAP Systems on HUAWEI CLOUD?
- Is SAP Hybris Supported?
- How Do I Ensure the Security of SAP Systems Deployed on HUAWEI CLOUD?
- What Are the Advantages of Deploying SAP HANA on HUAWEI CLOUD?
- What Are the Scenarios Supported by Huawei SAP on Cloud Solution?
- Does HUAWEI CLOUD Sell SAP Software Licenses?
- How Do I Use SAP Software Licenses on HUAWEI CLOUD?
- What Are the Application Scenarios of SAP HANA?
- What OSs Can Be Used by SAP Products on HUAWEI CLOUD?
- Can I Deploy SAP Software on HUAWEI CLOUD Immediately Just After Buying It?
- Can I Migrate SAP Systems on Other Clouds to HUAWEI CLOUD?
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Products
- What SAP HANA Products Does HUAWEI CLOUD Provide?
- What HANA ECSs Does HUAWEI CLOUD Provide?
- What SAP NetWeaver ECSs Does HUAWEI CLOUD Provide?
- How Do I Deploy SAP NetWeaver on HUAWEI CLOUD?
- How Do I Deploy SAP HANA on HUAWEI CLOUD?
- How Do I Back Up and Restore SAP HANA?
- How Do I Deploy HA and DR Systems?
- How Can I Migrate an Existing SAP System to HUAWEI CLOUD?
- How Can I Do Sizing?
- What Modules Does a Typical SAP System Contain?
- How Many SAP Systems are Required to Support Services?
- How Do I Back Up SAP Systems and the HANA Database on HUAWEI CLOUD?
- How Do I Connect to the SAP System on HUAWEI CLOUD?
- Change History
-
FAQs
- Videos
- Glossary
- General Reference
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Modifying Specifications and AZ/Region with Low RTO
If you want to reduce the RTO when using a full-ECS image to migrate the HANA database, use the backup recovery or data replication function, such as HANA system replication (HSR). Perform these operations during off-peak hours. The following uses the HANA database as an example to describe how to migrate data with a lower RTO.
Procedure
- Create a full-ECS image for the ECS. For details, see Creating a Full-ECS Image Using an ECS.
- Purchase a HANA database ECS using the full-ECS image. For details about how to create the image, see 2 to 7.
- Migrate data from the source system to the target system. Use the backup recovery or the HSR function.
- Using HSR for the migration
After the HANA database ECS is provisioned, use HSR to synchronize data. Figure 1 shows the scheme. For details, see SAP HANA Administration Guide. Configure system replication and synchronize the data. Perform database takeover on the target ECS and modify the address mapping between the SAP application server and the database ECS.
- Using HANA backup recovery for the migration
After the target ECS is provisioned, stop the source database service to ensure data consistency. Back up the HANA database ECS (including log files) using full-ECS backup, transfer backup data to the target system, and use the HANA database recovery function to import the backup data to the target system. Figure 2 shows the scheme.
- Using HSR for the migration
- Check connections between SAP applications and the HANA database and perform subsequent operations, such as configuring HANA HA.
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