Technical Advisory & Architecture

SAP BASIS & HANA Technical Blog

Production-grade guides, troubleshooting frameworks, and architectural blueprints written by veteran SAP Solution Architect Jitendra Sir.

Featured Architectural Guide
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HANA DB
HANA Memory Architecture
& OOM Dump Analysis

Diagnosing HANA Out-Of-Memory (OOM) Dumps & Column Store Unloads

Understanding Global Allocation Limit, statement memory limits, composite OOM traces, and how to prevent rogue SQL queries from freezing your HANA node.

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Career Advisory
18 Years Panelist Insights
Tier-1 Interview Secrets

17 Interview Red Flags: Why Most SAP BASIS Freshers Fail Technical Screening

From superficial slide memorization to fumbling on SM50 work process triage. What Tier-1 interview panels actually listen for in candidate responses.

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Production BASIS
Zero-Downtime Kernel
Rolling Kernel Switch (RKS)

Rolling Kernel Switch (RKS): Upgrading SAP NetWeaver Kernels with Zero Downtime

How to leverage sapcpe and sapcontrol to perform sequential instance kernel upgrades on high-availability SAP landscapes without kicking active users.

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S/4HANA & RISE
RISE with SAP Private Cloud
Architectural Blueprint

Demystifying RISE with SAP: Architecture, Hyperscaler Hosting, and the Future of BASIS

What changes for BASIS teams when moving from On-Premises to RISE with SAP? Roles, responsibilities (RACI matrix), and managing Cloud Connector integration.

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Disaster Recovery
HANA System Replication
Active/Active (Read-Enabled)

SAP HANA 2.0 System Replication (HSR) Deep Dive: Replication Modes & Failover

SYNCMEM vs SYNC vs ASYNC modes, configuring log replay, and performing automated takeover scripts in enterprise Disaster Recovery environments.

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Core Administration
Client Copy Strategies
SCC9N & Parallel Export

Next-Gen Client Copy (SCC9N): Accelerating Enterprise Landscape Refreshes

Comparing traditional SCC9 remote copies with the newer multi-threaded SCC9N and R3trans export/import routines for multi-terabyte ERP databases.

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