IBM Support

Diagnosing Native OutOfMemory in Windows Using Debug Diagnostic Tool (DebugDiag)

Troubleshooting


Problem

Native OutOfMemory problems become easier to diagnose using the Microsoft Debug Diagnostic Tool, (DebugDiag).

Symptom

Some indications that you have a native memory problem are as follows. If you have any uncertainty about these points, you should contact IBM Support:

  • failure to create/fork new operating system threads (messages in SystemOut.log)
  • JVMDBG001 (malloc) errors in native_stderr.log

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Document Information

Modified date:
03 March 2025

UID

swg21514752