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Full Discussion: Read core files
Operating Systems HP-UX Read core files Post 302672205 by mohtashims on Monday 16th of July 2012 05:31:03 AM
Old 07-16-2012
Error

Quote:
Originally Posted by methyl
@mohtashims
Please post the output verbatim from:
Code:
file core

Code:
==> file core
core:           ELF-32 core file - IA64 from 'java' - received SIGABRT

Also

See the output below.

Code:
==> adb /appl/jdk150_07/bin/IA64N/java core
adb: warning: /usr/lib/hpux32/libcl.so.1: Cannot locate unwind table ...
adb: warning: /usr/lib/hpux32/libcl.so.1: Stack backtrace may fail.
adb> $c
_lwp_kill + 0x30
pthread_kill + 0x9f0
raise + 0xe0
_abort + 0x170
_ZN2os5abortEb + 0x130
_ZN7VMError14report_and_dieEv + 0x4d0
_ZN2os4Hpux22JVM_handle_hpux_signalEiP9__siginfoPvi + 0x5a0
_ZN2os4Hpux13signalHandlerEiP9__siginfoPv + 0x80
adb: error: No load module descriptor for IP '0x0000000031ccf420'.

Now, inorder to convert the whole core file into human readable format you asked me to <<EOF>>.. I'm sorry I dont get what you mean by this. Can you explain in simpler way(Are you asking me to give a logfile name ?? ).

Also as you can see the output above which I am not sure is the desired output because the core dump file is in GBs while the output above is just a few lines. the
Code:
file

command shows the format of the core file remained the same. So how did it help ? Am I missing something ?

Last edited by mohtashims; 07-16-2012 at 06:39 AM..
 

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gcore(1)                                                           User Commands                                                          gcore(1)

NAME
gcore - get core images of running processes SYNOPSIS
gcore [-pgF] [-o filename] [-c content] process-id... DESCRIPTION
The gcore utility creates a core image of each specified process. By default, the name of the core image file for the process whose process ID is process-id will be core.process-id. OPTIONS
The following options are supported: -c content Produces core image files with the specified content. The content description uses the same tokens as in coreadm(1M). The -c option does not apply to cores produced due to the -p or -g flags. -F Force. Grabs the target process even if another process has control. -g Produces core image files in the global core file repository with the global content as configured by coreadm(1M). The com- mand will fail if the user does not have permissions to the global core file repository. -o filename Substitutes filename in place of core as the first part of the name of the core image files. filename can contain the same tokens to be expanded as the paths in coreadm(1M). -p Produces a core image file in the process-specific location with the process-specific content for each process as config- ured by coreadm(1M). The command will fail if the user does not have permissions to the per-process core file repository. OPERANDS
The following operand is supported: process-id process ID EXIT STATUS
The following exit values are returned: 0 On success. non-zero On failure, such as non-existent process ID. FILES
core.process-id core images ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWtoo | +-----------------------------+-----------------------------+ |Interface Stability |See below. | +-----------------------------+-----------------------------+ Command Syntax is Evolving. Output Format(s) are Unstable. SEE ALSO
kill(1), coreadm(1M), setrlimit(2), core(4), proc(4), attributes(5) NOTES
gcore is unaffected by the setrlimit(2) system call using the RLIMIT_CORE value. SunOS 5.10 11 Feb 2004 gcore(1)
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