E1: KER: How to Capture Call Stack from a Core File on UNIX (Doc ID 833013.1)

Last updated on JANUARY 17, 2020

Applies to:

Goal

If a Call Object Kernel goes zombie it produces a core file on UNIX.  The core file will contain call stack for each thread of the zombie kernel.  What are the steps to capture the call stacks from a core file generated by a zombie kernel on UNIX?

Sample of a JDE_nnnnnnn_DMP.LOG file:

Generating call stacks for PID 12199
*****************************************
Thread 43 (Thread 0xefdbbb90 (LWP 12226)):
#0  0xf77ab430 in __kernel_vsyscall ()
#1  0x48095bc5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xf6e60499 in psthread_cond_wait () from /pcola8/jde/e900/system/lib/libpsthread.so

Thread 42 (Thread 0xef3bab90 (LWP 12227)):
#0  0xf77ab430 in __kernel_vsyscall ()
#1  0x48095bc5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xf6e60499 in psthread_cond_wait () from /pcola8/jde/e900/system/lib/libpsthread.so
#3  0xf6e6cf84 in ps_blocking_queue_dequeue () from /pcola8/jde/e900/system/lib/libpsthreadutils.so

Thread 41 (Thread 0xee9b9b90 (LWP 12228)):
#0  0xf77ab430 in __kernel_vsyscall ()
#1  0x48095bc5 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xf6e60499 in psthread_cond_wait () from /pcola8/jde/e900/system/lib/libpsthread.so
#3  0xf6e6cf84 in ps_blocking_queue_dequeue () from /pcola8/jde/e900/system/lib/libpsthreadutils.so
#4  0xf6e6d75c in psthread_pool_worker_function () from /pcola8/jde/e900/system/lib/libpsthreadutils.so

Solution

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