Tuesday, January 09, 2007

Informatica 7.1:Core dump

Sometimes we may get core file into INFA server directory due to unexpected behaviour of INFA processes.

Coredump may occur due to:-
1/ In a KSH you are instructing to run a script in SH.
2/ From 7.1x client you trying to access/execute session of another version (8.x).
3/ the machine where pmserver reside is having less RAM.

Core dump files generally created by the kernel when a specific process tries to access a memory area which is not specified for that by the kernel.

How to debug

1/
$ file core
core: core file from 'pmdtm'
$ adb pmdtm core
adb: warning: Cannot locate unwind table ...
adb: warning: Stack backtrace may fail.
adb> $c
_raise + 0x24
_abort_C + 0x160
abort + 0x1c
Alloca Error: Cannot unwind alloca frame. (UNWIND)
adb> $q
$

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