07-21-2008
Neverd tried this, tbh. Best just google for it - you will find plenty stuff about it.
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help, what is the difference between core dump and panic dump? (1 Reply)
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Hi folks,
I'm hoping someone would be charitable enough to give me a quick explanation of adb usage for analyzing core files...or point me in the right direction. A search here revealed scant results and web searches are providing me with ambiguous information.
Running Solaris.
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Hi all,
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Hi All,
I am new to unix environment.
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Hi,
I just wanted to know is there any tool avaliable for core analysis on hp-ux. I have heard about q4 utility. But I think it is used for analysis of system crash dump and not for core dump produced by a user process.
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Hello,
I'm new to the group and this is my first post. I'm hoping someone can help me out. I have a core dump that I need to analyze from a Unix box and I've never done this sort of thing before. I was told to run a pmap and pstack on the core file which provided two different output files. ... (3 Replies)
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We have just enabled core dump on our RHEL5.7 OS. the java process is terminating very often so we enable core dump to analysis the issue and find below in core dump file.
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dear all,
i have p770 aix6.1
last week, the host reboot suddenly with dump. but i don't know how to analyze the dump.
I posted kdb details in the attachment.
please anybody help me.
#>kdb vmcore.0 /unix
vmcore.0 mapped from @ 700000000000000 to @ 7000001c72c0908
START ... (13 Replies)
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LEARN ABOUT DEBIAN
google-pprof
PPROF(1) Google PPROF(1)
NAME
google-pprof - manual page for google-pprof (part of gperftools)
SYNOPSIS
google-pprof [options] <program> <profile>
DESCRIPTION
Prints specified cpu- or heap-profile
OPTIONS
--cum Sort by cumulative data
--base=<base>
Subtract <base> from <profile> before display
Reporting Granularity:
--addresses
Report at address level
--lines
Report at source line level
--functions
Report at function level [default]
--files
Report at source file level
Output type:
--text Generate text report [default]
--gv Generate Postscript and display
--list=<regexp>
Generate source listing of matching routines
--disasm=<regexp>
Generate disassembly of matching routines
--dot Generate DOT file to stdout
--ps Generate Postcript to stdout
--pdf Generate PDF to stdout
--gif Generate GIF to stdout
Heap-Profile Options:
--inuse_space
Display in-use (mega)bytes [default]
--inuse_objects
Display in-use objects
--alloc_space
Display allocated (mega)bytes
--alloc_objects
Display allocated objects
--show_bytes
Display space in bytes
--drop_negative
Ignore negaive differences
Call-graph Options:
--nodecount=<n>
Show at most so many nodes [default=80]
--nodefraction=<f>
Hide nodes below <f>*total [default=.005]
--edgefraction=<f>
Hide edges below <f>*total [default=.001]
--focus=<regexp>
Focus on nodes matching <regexp>
--ignore=<regexp>
Ignore nodes matching <regexp>
--scale=<n>
Set GV scaling [default=0]
EXAMPLES
google-pprof /bin/ls ls.prof
Outputs one line per procedure
google-pprof --gv /bin/ls ls.prof
Displays annotated call-graph via 'gv'
google-pprof --gv --focus=Mutex /bin/ls ls.prof
Restricts to code paths including a .*Mutex.* entry
google-pprof --gv --focus=Mutex --ignore=string /bin/ls ls.prof
Code paths including Mutex but not string
google-pprof --list=getdir /bin/ls ls.prof
Dissassembly (with per-line annotations) for getdir()
google-pprof --disasm=getdir /bin/ls ls.prof
Dissassembly (with per-PC annotations) for getdir()
COPYRIGHT
Copyright (C) 2005 Google Inc.
SEE ALSO
Further documentation for google-pprof is maintained as a web page called cpu_profiler.html and is likely installed at one of the following
locations:
/usr/share/gperftools/cpu_profiler.html
/usr/local/share/gperftools/cpu_profiler.html
google-pprof (part of gperftools) February 2005 PPROF(1)