[ovirt-devel] [VDSM] Flaky (networking?) test

[Nir Soffer]

Great. Still we should find the failing test and remove the useless
docstring that hides the test name in the error.

On Fri, Jan 13, 2017 at 5:59 PM, Dan Kenigsberg <danken at redhat.com> wrote:
> Rebase on top of master. It was your hint to avoid buffering when opening
> /sys/class/net/bond/option that I used to fix this py3-only behavior.
>
> On Jan 13, 2017 17:51, "Nir Soffer" <nsoffer at redhat.com> wrote:
>>
>> Hi all,
>>
>> I have seen this failure several times in the last week, typically the
>> error
>> is gone after rebuilding.
>>
>> It is not clear what is the test - the test name does not apear in the
>> error,
>> this happens when adding a (useless) docstring to a test method.
>>
>> Looking at the traceback, this seems to be a networking test.
>>
>> Full log:
>>
>> http://jenkins.ovirt.org/job/vdsm_master_check-patch-fc25-x86_64/218/consoleFull
>>
>> 14:55:03
>> ======================================================================
>> 14:55:03 ERROR: Failure: OSError ([Errno 22] Invalid argument)
>> 14:55:03
>> ----------------------------------------------------------------------
>> 14:55:03 Traceback (most recent call last):
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/utils.py",
>> line 477, in __call__
>> 14:55:03     return self.cache[args]
>> 14:55:03 KeyError: ()
>> 14:55:03
>> 14:55:03 During handling of the above exception, another exception
>> occurred:
>> 14:55:03
>> 14:55:03 OSError: [Errno 22] Invalid argument
>> 14:55:03
>> 14:55:03 During handling of the above exception, another exception
>> occurred:
>> 14:55:03
>> 14:55:03 Traceback (most recent call last):
>> 14:55:03   File "/usr/lib/python3.5/site-packages/nose/failure.py",
>> line 39, in runTest
>> 14:55:03     raise self.exc_val.with_traceback(self.tb)
>> 14:55:03   File "/usr/lib/python3.5/site-packages/nose/loader.py",
>> line 418, in loadTestsFromName
>> 14:55:03     addr.filename, addr.module)
>> 14:55:03   File "/usr/lib/python3.5/site-packages/nose/importer.py",
>> line 47, in importFromPath
>> 14:55:03     return self.importFromDir(dir_path, fqname)
>> 14:55:03   File "/usr/lib/python3.5/site-packages/nose/importer.py",
>> line 94, in importFromDir
>> 14:55:03     mod = load_module(part_fqname, fh, filename, desc)
>> 14:55:03   File "/usr/lib64/python3.5/imp.py", line 234, in load_module
>> 14:55:03     return load_source(name, filename, file)
>> 14:55:03   File "/usr/lib64/python3.5/imp.py", line 172, in load_source
>> 14:55:03     module = _load(spec)
>> 14:55:03   File "<frozen importlib._bootstrap>", line 693, in _load
>> 14:55:03   File "<frozen importlib._bootstrap>", line 673, in
>> _load_unlocked
>> 14:55:03   File "<frozen importlib._bootstrap_external>", line 665, in
>> exec_module
>> 14:55:03   File "<frozen importlib._bootstrap>", line 222, in
>> _call_with_frames_removed
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/tests/network/models_test.py",
>> line 41, in <module>
>> 14:55:03     bonding_default_fpath())
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/utils.py",
>> line 479, in __call__
>> 14:55:03     value = self.func(*args)
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/tests/network/nettestlib.py",
>> line 509, in bonding_default_fpath
>> 14:55:03     dump_bonding_opts()
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/tool/dump_bonding_opts.py",
>> line 55, in main
>> 14:55:03     jdump(_get_bonding_options_name2numeric(), f)
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/tool/dump_bonding_opts.py",
>> line 94, in _get_bonding_options_name2numeric
>> 14:55:03     opts[mode] = bond_opts_name2numeric_filtered(bond_name)
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/network/netinfo/bonding.py",
>> line 154, in bond_opts_name2numeric_filtered
>> 14:55:03     in _bond_opts_name2numeric(bond).iteritems()
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/network/netinfo/bonding.py",
>> line 189, in _bond_opts_name2numeric
>> 14:55:03     _bond_opts_name2numeric_scan(path)
>> 14:55:03   File
>>
>> "/home/jenkins/workspace/vdsm_master_check-patch-fc25-x86_64/vdsm/lib/vdsm/network/netinfo/bonding.py",
>> line 202, in _bond_opts_name2numeric_scan
>> 14:55:03     vals[name] = numeric
>> 14:55:03 OSError: [Errno 22] Invalid argument