SUMMARY: undump / how to coredump and restart a running process

From: Markus Storm (storm@plato.uni-paderborn.de)
Date: Mon Oct 28 1996 - 10:29:19 CST


Original question:

> I'm looking for a way to make a running process coredump, then I want to
> re-start the core. There used to be a program 'undump' accomplishing this,
> (it was part of very old TeX distributions), but I have only found a
> 4.1.X version. Anyone who knows about a Solaris (2.5(.1)) version ?

Answers:

All sorts of, thank you ...

1. use gcore(1) to coredump a running process.
2. noone seems to have a running undump on Solaris 2.X.
3. (perl-specific)
   a) Use the GNU emacs unexec() feature;
      see perl FAQ, e.g. http://www.perl.com/perl/faq/Q3.11.html
   b) An alpha version of a perl compiler exists,
      see http://www.perl.com/perl/news/compiler-alpha1.html

Thanks to:
Kevin Woods (kev@cnet.com)
Raju Krishnamurthy (raju@hoho.ecologic.net)
Michael Jarvis (michaelj@insource.com)
Nelson Jose dos Santos Ferreira (njsf@camoes.rnl.ist.utl.pt)
Joe Shamblin (wjs@electron.net)

... and those to come.

Markus

////////////////////////////////////////////////////////////////
  Markus Storm Univ. of Paderborn, Dept. of Maths
  storm@uni-paderborn.de SUN systems administration
  ++49 +5251 60-2634 33095 Paderborn, Germany



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