IBM Support

Large DMP files filling up the Controller application server

Troubleshooting


Problem

Customer has noticed large (for example 8Gb) files being created on the Controller application server. - Typically these files end in a DMP file extension. What are these files? Can their location be changed? Can they be safely deleted?

Symptom

Customer notices that files with the extension DMP, PHD, TRC and TXT appear (over time) in some folder(s) on the Controller application server.
  • Some of these files (especially the CORE / DMP files) can be very large.

The file names will vary depending on what portion of the Controller architecture fails.

Example: TM1 (FAP) dump files will look similar to:
  • HEAPDUMP.xxxxyyyyzzzz.phd
  • JAVACORE.xxxxyyyyzzzz.txt
  • CORE.xxxxyyyyzzzz.dmp
  • SNAP.xxxxyyyyzzzz.trc

Cognos BI dump files will look similar to:
  • BIBusTKServerMain_seh_3524_3208.dmp

[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.2.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

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Document Information

Modified date:
08 May 2025

UID

swg21990831