Re: attaching gdb to restarted process

From: Richard Hu (rhu_at_opnet_dot_com)
Date: Mon Feb 20 2006 - 07:12:38 PST

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    Hi Paul,
    I had one other question relating to this topic.  Do you have any 
    recommended way of debugging restarting or restarted processes?  How do you 
    debug restarting?
    At 05:44 PM 2/16/2006, you wrote:
    >   I am afraid we at LBNL don't have any experience w/ attaching gdb to
    >restarted processes.  However, if you consistently are unable to see
    >symbols or libs, then it probably is something we should open a bug
    >report for.  Is it a problem you *always* see or an intermitent one?
    >Are you able to attach OK to the same executable pre-checkpoint?
    >Richard Hu wrote:
    > > Hi,
    > >
    > > I was wondering if you have ever run into an issue where a process is
    > > restarted via cr_restart and you attach gdb to the process but gdb
    > > does not load any of the symbols or the shared libraries or other
    > > related gdb issues?  If so, do you have any advice on how to work
    > > around them?
    > >
    > > In addition, do you have any advice in general in using gdb with
    > > restarted processes or any known issues?
    > >
    > > Thanks,
    > > Richard
    > >
    >Paul H. Hargrove                          PHHargrove_at_lbl_dot_gov
    >Future Technologies Group
    >HPC Research Department                   Tel: +1-510-495-2352
    >Lawrence Berkeley National Laboratory     Fax: +1-510-486-6900

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