covoar SIGKILL Investigation

[Vijay Kumar Banerjee]

On Wed, 22 Aug 2018 at 01:55, Joel Sherrill <joel at rtems.org> wrote:

>
>
> On Tue, Aug 21, 2018, 1:59 PM Vijay Kumar Banerjee <
> vijaykumar9597 at gmail.com> wrote:
>
>>
>>
>> On Tue, Aug 21, 2018, 7:34 PM Joel Sherrill <joel at rtems.org> wrote:
>>
>>>
>>>
>>> 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.
>>>
>> it's turned off. :)
>>
>
> Just checking. That code isn't ready yet. :)
>
>>
>> After a lot of different attempts I realized that I just needed to waf
>> build after pulling the new changes. Sorry about that.
>>
>
> Lol. It is always the dumb things.
>
> It did run successfully !
>> I'm now running coverage with rtems-test for the whole testsuite, I will
>> be reporting about it soon :)
>>
>
> How long is covoar taking for the entire set?
>
> It works great. this is what `time` says
--------
real 17m49.887s
user 14m25.620s
sys 0m37.847s
--------

> Not that I am complaining, it takes minutes to do a doc build these days
>
>
>>>> Thanks
>>>> Chris
>>>>
>>>
>>>
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