covoar SIGKILL Investigation

[Joel Sherrill]

On Tue, Aug 21, 2018 at 2:14 AM, Chris Johns <chrisj at rtems.org> wrote:

> On 21/08/2018 16:55, Vijay Kumar Banerjee wrote:
> > I tried running coverage with this latest
> > master, covoar is taking up all the memory (7 GB) including the swap
> (7.6 GB)
> > and after a while, still gets killed. :(
>
> I ran rtems-test and created the .cov files and then ran covoar from the
> command
> line (see below). Looking at top while it is running I see covoar topping
> out
> with a size around 1430M. The size is pretty static once the "Loading
> symbol
> sets:" is printed.
>
> I have run covoar under valgrind with a smaller number of executables and
> made
> sure all the allocations are ok.
>
> I get a number of size mismatch messages related the inline functions but
> that
> is a known issue.
>
> > can there be something wrong with my environment?
>
> I have no idea.
>
> > I tried running it on a different system,
> > coverage did run for the whole testsuite for score and rtems only.
> > (I mentioned the symbols as argument to --coverage)
> > but it  doesn't run for all the symbol-sets, strange.
>
> I am not running coverage via the rtems-test command. I have been testing
> at the
> covoar command line.
>
> Can you please try a variant of:
>
>  /opt/work/chris/rtems/rt/rtems-tools.git/build/tester/covoar/covoar \
>  -v \
>  -S
> /opt/work/chris/rtems/rt/rtems-tools.git/tester/rtems/
> testing/coverage/leon3-qemu-symbols.ini
> \
>  -O /opt/work/chris/rtems/kernel/bsps/leon3/leon3-qemu-coverage/score \
>  -E
> /opt/work/chris/rtems/rt/rtems-tools.git/tester/rtems/
> testing/coverage/Explanations.txt
> \
>  -p RTEMS-5 `find . -name \*.exe`
> ?
>
> I have top running at the same time. The foot print grows while the DWARF
> info
> and .cov files are loaded which is
>

Vijay .. I would add to make sure the gcov processing is turned off for
now.

>
> Thanks
> Chris
>
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