New network test failure on jenkins

[Nir Soffer]

On Mon, Jan 4, 2016 at 11:58 PM, Edward Haas <edwardh at redhat.com> wrote:
> Hi Nir,
>
> The test scans all bond options for all modes.

Does it test our code or the kernel?

> It does it by modifying all the bond options values and checking the result.
>
> We saw the same problem before and fixed it by recreating
> the bond device per mode. The problem did not reappeared until now.
> We suspect it is a bond module issue/timing.

If this test depends on timing, mark it as @slowtest, so it will not
run in the ci.

> Has it happen to you more than once?

Only once in jenkins so far.

> We could try something like this: If it fails on EBUSY,

Do we expect EBUSY? do we handle it in the real code?

> redo the scan
> from the mode that failed. (hoping that removing and adding the bond
> will resolve it)
>
> Thanks,
> Edy.
>
> ----- Original Message -----
> | From: "Nir Soffer" <nsoffer at redhat.com>
> | To: "devel" <devel at ovirt.org>, "Dan Kenigsberg" <danken at redhat.com>, "Edward Haas" <edwardh at redhat.com>, "infra"
> | <infra at ovirt.org>
> | Sent: Monday, January 4, 2016 7:19:04 PM
> | Subject: New network test failure on jenkins
> |
> | Hi all,
> |
> | There is a new networking test failure in the ci:
> |
> | 16:18:11
> | ======================================================================
> | 16:18:11 ERROR: test_dump_bonding_name2numeric
> | (toolBondingTests.TestToolBonding)
> | 16:18:11
> | ----------------------------------------------------------------------
> | 16:18:11 Traceback (most recent call last):
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/tests/testValidation.py",
> | line 97, in wrapper
> | 16:18:11     return f(*args, **kwargs)
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/tests/modprobe.py",
> | line 58, in wrapper
> | 16:18:11     return f(*args, **kwargs)
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/tests/toolBondingTests.py",
> | line 37, in test_dump_bonding_name2numeric
> | 16:18:11     opt_map = _get_bonding_options_name2numeric()
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/vdsm/tool/dump_bonding_opts.py",
> | line 94, in _get_bonding_options_name2numeric
> | 16:18:11     opts[mode] = bond_opts_name2numeric_filtered(bond_name)
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/vdsm/netinfo/bonding.py",
> | line 203, in bond_opts_name2numeric_filtered
> | 16:18:11     in _bond_opts_name2numeric(bond).iteritems()
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/vdsm/netinfo/bonding.py",
> | line 238, in _bond_opts_name2numeric
> | 16:18:11     _bond_opts_name2numeric_scan(path)
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/vdsm/netinfo/bonding.py",
> | line 247, in _bond_opts_name2numeric_scan
> | 16:18:11     numeric_val)
> | 16:18:11   File
> | "/home/jenkins/workspace/vdsm_master_check-patch-fc23-x86_64/vdsm/lib/vdsm/netinfo/bonding.py",
> | line 259, in _bond_opts_name2numeric_getval
> | 16:18:11     opt_write_file.flush()
> | 16:18:11 IOError: [Errno 16] Device or resource busy:
> | 'opt[/sys/class/net/Z7PxqN9gLALvKkE/bonding/lacp_rate],
> | numeric_val[1]'
> |
> | See
> | http://jenkins.ovirt.org/job/vdsm_master_check-patch-fc23-x86_64/1831/console
> |
> | Can someone from networking check this?
> |
> | Thanks,
> | Nir
> |