[Beowulf] backtraces

Lombard, David N dnlombar at ichips.intel.com
Tue Jun 12 07:02:45 PDT 2007

On Mon, Jun 11, 2007 at 10:00:02PM -0400, Mark Hahn wrote:
> part of the reason I got a kick out of this simple backtrace.so
> is indeed that it's quite possible to conceive of a checkpoint.so
> which uses /proc/$pid/fd and /proc/$pid/maps to do a possibly 
> decent job of checkpointing at least serial codes non-intrusively.
Have you looked at Berkely Lab Checkpoint/Restart (BLCR) at


It does far beyond serial codes; with proper support, it does MPI too...

David N. Lombard, Intel, Irvine, CA
I do not speak for Intel Corporation; all comments are strictly my own.

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