SAP Knowledge Base Article - Public

2906663 - Slow dashboard loading time when enabling HTTP2/CORS for HANA Live connection

Symptom

  • Dashboard loading time became slower after enabling HTTP2/CORS for HANA Live connection
  • Dashboard loading performance was better when using HTTP1.1 (Reverse proxy URL + HANA Live connection path) before

Environment

  • SAP Analytics Cloud 2020.7.0
  • HANA Live Connection

Reproducing the Issue

  1. Change original HTTP1.1(Reverse proxy URL + HANA Live connection path) to HTTP2/CORS for HANA Live connection.
  2. Log on to SAC tenant.
  3. Run SAC dashboard and check the loading performance.
    >> Got worse than before and a lot of OPTIONS type requests which did not have with HTTP1.1 in HAR file. There're many pre-verification requests of type Access-Control-Request-Method from CORS as the number of POST requests.

Cause

The issue is currently under investigation by development team.

Resolution

The issue is currently under investigation by development team.

See Also

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Keywords

SAP Cloud for Planning, sc4p, c4p, cforp, cloudforplanning, EPM-ODS, Cloud for Analytics, Cloud4Analytics, CloudforAnalytics, Cloud 4 Planning, BOC, SAPBusinessObjectsCloud, BusinessObjectsCloud, BOBJcloud, BOCloud., SAC, SAP AC, Cloud-Analytics, CloudAnalytics, SAPCloudAnalytics, hana , performance,
live, slow, slowness, http2, cors, sac , KBA , LOD-ANA-LDC-HAN , SAC Live Data Connection HANA , Problem

Product

SAP Analytics Cloud 1.0