On Sat, Jun 25, 2016 at 04:32:21PM -0600, Eric Blake wrote:
[moderator note: the mail server balked at 1.3 megabytes of
attachments,
so I've stripped them in my reply]
On 12/31/1969 05:00 PM, wrote:
> Hello everybody,
>
> I set up a clean libvirt repo with:
> git clone
> ./autogen.sh
> make -j5
>
> and then executed tests with various values of LIBVIRT_DEBUG using
> the following command:
> LIBVIRT_DEBUG=0…5 VIR_TEST_DEBUG=1 make check
>
> The logs are in this mail's attachments.
>
>
> With LIBVIRT_DEBUG=0 (or =5 or probably any invalid value), the logs say:
> "Ignoring invalid log level setting”
> but still, 10 tests fail due to various reasons.
>
> With LIBVIRT_DEBUG=1, there is a slight difference. The number of tests
> that fail is also 10, but here, commandtest fails instead of eventtest.
>
> With LIBVIRT_DEBUG=2, only 9 tests fail, because commandtest passes.
>
> With LIBVIRT_DEBUG=3, only 1 test fails: qemuargv2xmltest. The
> reason is the same as in the previous tests.
>
> With LIBVIRT_DEBUG=4, it’s just qemuargv2xmltest that is failing,
> but for a different reason than before:
> "qemuParseCommandLineString should have logged a warning”.
>
>
> Perhaps it’s okay that these tests fail, but still there's no harm
> in letting people know.
>
> Thank you rbogorodskiy for guidance on the mailing list :)
>
> Have a nice day,
> Tomasz
>
I don't know that anyone ever expected the testsuite to work with
LIBVIRT_DEBUG set to anything (because turning on debug can change
output of libvirt itself). Things are different with VIR_TEST_DEBUG,
I'd certainly expect the test suite to pass 100% no matter what the
debug level is set to. Debug logging should not have a functional
effect on our code, besides outputting the log messages.
which explicitly exists to change the verbosity of the testsuite
itself,
but not affect libvirt. If the testsuite passes without LIBVIRT_DEBUG
set, then that's the solution :) But if you still get failures with
LIBVIRT_DEBUG removed from the environment on your particular platform,
then it is worth investigating how we can fix those failures (it may be
a weakness in the testsuite, or an actual libvirt bug).
Regards,
Daniel
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