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2654698 - OutOfMemoryError in PI due to Payload Editor functionality

Symptom

  • You observe automatic restarts of Java Server nodes in your Process Integration (PI) or Process Orchestration (PO) system
  • This happens during an OutOfMemoryError event
  • A Java Heap Dump is written to the directory - /usr/sap/<SID>/<INSTANCE>/j2ee/cluster/server<N>/ where N is the server node number
  • If you self analyse the Heap Dump as per SAP KBA 1883568 How to self analyze a Heap Dump using MAT, the Leak Suspects report will contain entries like below (check the stacktrace):
    HTTP Worker 
    at java.lang.OutOfMemoryError.<init>()...
    at com.sap.tc.lm.itsam.co.ui.pi.payloadeditor.PayloadEditor.preparePayload
    at com.sap.tc.lm.itsam.co.ui.pi.payloadeditor.PayloadEditor.prepareMessageDetails...
    One instance of "com.sap.tc.lm.itsam.co.ui.xi.msgedt.wd.model.SAP_ITSAMXITransferMessageOut"loaded by "com.sap.engine.boot.loader.ResourceMultiParentClassLoader 

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Environment

  • SAP NetWeaver 7.3
  • SAP enhancement package 1 for SAP NetWeaver 7.3
  • SAP NetWeaver 7.4
  • SAP NetWeaver 7.5

Product

SAP NetWeaver 7.0 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP NetWeaver Process Integration 7.1 ; SAP NetWeaver Process Integration, business-to-business add-on 1.0 ; SAP NetWeaver Process Integration, connectivity add-on 1.0 ; SAP NetWeaver Process Integration, secure connectivity add-on 1.0 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 1 for SAP NetWeaver Process Integration 7.1 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Keywords

Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.4, PI 7.4, PO 7.4, Process Orchestration 7.5, PI 7.5, PO 7.5, XI, AEX, OOM, restart, performance, slow, hang , KBA , BC-NWA-XPI , Process Integration Monitoring , Problem

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