How To Fix SDBALM077 - Usage of the heap in %

SDBALM077 - Overview

• Message type: E = Error

• Message class: SDBALM - SAP DB and liveCache Alert Monitoring

• Message number: 077

• Message text: Usage of the heap in %

Description
The heap usage in % can only be calculated if the upper limit of the
heap size is known through a value > 0 of parameter OMS_HEAP_LIMIT. If
OMS_HEAP_LIMIT has the value 0, the system displays no information in
this node.
Data Collector
<ZH>Collector B</>
(RZ20 -> SAP CCMS Technical Experts Monitors -> All Monitoring Contexts
,,-> <Name of the database connection> -> Collectors and Internals
-> Collectors -> Collector B)

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Preset runtime interval of Collector B: 15 minutes

Error message extract from SAP system. Copyright SAP SE.

SDBALM077 - Details

• The SAP error message SDBALM077 indicates that the usage of the heap memory in the SAP system has exceeded a certain threshold. This can lead to performance issues or even system instability if not addressed. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause
  
  
  High Memory Usage: The primary cause of this error is that the heap memory allocated for the SAP application server is being used excessively. This can happen due to:
  
  Inefficient coding or memory leaks in ABAP programs.
  High volume of data being processed.
  Insufficient memory allocation for the application server.
  Background jobs or processes consuming excessive memory.
  
  
  
  
  Configuration Issues: The configuration settings for memory management in the SAP system may not be optimized for the workload.
  
  
  System Load: Increased load on the system due to more users or processes can lead to higher memory consumption.
  
  
  Solution
  
  
  Monitor Memory Usage: Use transaction codes like ST02 (Tune Summary) and SM50 (Process Overview)