SAP Knowledge Base Article - Preview

2038126 - Blade swapping (blades with big main memory) - BWA

Symptom

Your SAP BW Accelerator (BWA) configuration contains blades with big main memory (like 98 or 256 GB RAM).

The following points are relevant for this big main memory case:

→ Recommendations for the memory parameters
→ How to reduce the impact that can be caused by queries which consuming a lot of memory


Read more...

Environment

SAP NetWeaver BW Accelerator 7.20
SAP NetWeaver BW Accelerator 7.00

Keywords

BIA, SAP NetWeaver BI Accelerator, TREXADMIN, TREX Administration, RAM, AS Parameter, MemTotal, MemFree, SwapCached, linux memory Parameters, /proc/sys/vm/swappiness, proc/sys/vm/dirty_background_ratio, /proc/sys/vm/dirty_ratio, business warehouse accelerator, parameters, vm.pagecache_limit_mb , vm.pagecache_limit_ignore_dirty , concurrent query execution, max_cells_one_index, reduce number of cells bwa, threads_aggregate, TREXIndexServer.ini, revision 31, revision 69, memory leak, FemsCompression, latest revision, statistic index, python  trace , KBA , BC-TRX-BIA , TREX BI Accelerator , BW-BEX-OT-BIA , BW Accelerator , How To

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.