2390478 - Cannot fork: Resource temporarily unavailable | SAP Knowledge Base Article

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2390478 - Cannot fork: Resource temporarily unavailable

Symptom

SUM aborts with the following error message in log file SAPup.log.

=================================================================
CURRENTPHASE PREP_SPACECALC/TR_GET_SPCREQ_ADD
...started at <Time Stamp>
# Using phase log file 'TRADIMP.LOG'.
..finished at <Time Stamp> with status ABORTED.
# Error message set: 'Cannot fork: Resource temporarily unavailable'
# WARNING: Could not create trouble ticket: Cannot fork: Resource temporarily unavailable!
...begin dialog at <Time Stamp>

=================================================================

This may happen in different phases while you find that the hardware resource is sufficient.


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Environment

Netweaver based upgrade in AIX

Product

SAP NetWeaver all versions

Keywords

cannot fork, resource temporarily unavailable, the fork function failed, too many processes already exist, PARCONV_UPG_DS , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem

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