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Tuxedo Server GWADM Raises Error: ":shmat: process mmap failed; errno = 12 errors" with TM_ENGINE_TMSHMSEGSZ set (Doc ID 2054807.1)

Last updated on OCTOBER 31, 2018

Applies to:

Oracle Tuxedo - Version 12.1.1 and later
Information in this document applies to any platform.


What could be the root cause of the GWADM message errors below?

shmat: process mmap failed; errno = 12
LIBGW_CAT:3018: ERROR: Can't attach initial shared memory segment(s) to the process

How can we avoid them?



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