[ovirt-users] Ovirt 4.2, failing to connect to VDSM.

[CRiMSON]

And fixed, puppet made a change in sudo file.

On 25 January 2018 at 17:16, CRiMSON <crimson at unspeakable.org> wrote:

> I did a quick upgrade this afternoon on a dev machine.
>
> Jan 25 11:57:07 Updated: glusterfs-libs-3.12.5-2.el7.x86_64
> Jan 25 11:57:08 Updated: glusterfs-client-xlators-3.12.5-2.el7.x86_64
> Jan 25 11:57:08 Updated: glusterfs-3.12.5-2.el7.x86_64
> Jan 25 11:57:09 Updated: kernel-ml-tools-libs-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:09 Updated: kernel-ml-tools-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:10 Updated: glusterfs-api-3.12.5-2.el7.x86_64
> Jan 25 11:57:10 Updated: glusterfs-fuse-3.12.5-2.el7.x86_64
> Jan 25 11:57:10 Updated: glusterfs-cli-3.12.5-2.el7.x86_64
> Jan 25 11:57:11 Updated: python-perf-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:37 Installed: kernel-ml-devel-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:39 Updated: kernel-ml-headers-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:52 Installed: kernel-ml-4.14.15-1.el7.elrepo.x86_64
> Jan 25 11:57:52 Updated: rubygem-fluent-plugin-viaq_
> data_model-0.0.13-1.el7.noarch
>
> This is all that was upgraded.
>
> But now my storage domains are failing to come up and the host keeps
> saying it's getting a connection refused. It's all on 1 host.
>
> In mom.log I see.
>
> 2018-01-25 17:10:49,929 - mom - INFO - MOM starting
> 2018-01-25 17:10:49,955 - mom.HostMonitor - INFO - Host Monitor starting
> 2018-01-25 17:10:49,955 - mom - INFO - hypervisor interface vdsmjsonrpcbulk
> 2018-01-25 17:10:50,013 - mom.vdsmInterface - ERROR - Cannot connect to
> VDSM! [Errno 111] Connection refused
> 2018-01-25 17:10:50,013 - mom - ERROR - Failed to initialize MOM threads
> Traceback (most recent call last):
>   File "/usr/lib/python2.7/site-packages/mom/__init__.py", line 29, in run
>     hypervisor_iface = self.get_hypervisor_interface()
>   File "/usr/lib/python2.7/site-packages/mom/__init__.py", line 217, in
> get_hypervisor_interface
>     return module.instance(self.config)
>   File "/usr/lib/python2.7/site-packages/mom/HypervisorInterfaces/vdsmjsonrpcbulkInterface.py",
> line 47, in instance
>     return JsonRpcVdsmBulkInterface()
>   File "/usr/lib/python2.7/site-packages/mom/HypervisorInterfaces/vdsmjsonrpcbulkInterface.py",
> line 29, in __init__
>     super(JsonRpcVdsmBulkInterface, self).__init__()
>   File "/usr/lib/python2.7/site-packages/mom/HypervisorInterfaces/vdsmjsonrpcInterface.py",
> line 43, in __init__
>     .orRaise(RuntimeError, 'No connection to VDSM.')
>   File "/usr/lib/python2.7/site-packages/mom/optional.py", line 28, in
> orRaise
>     raise exception(*args, **kwargs)
> RuntimeError: No connection to VDSM.
> [root at lv426 vdsm]#
>
> My vdsm.log is 0 byes (nothing being logged?)
>
> In my engine.log I'm seeing:
>
> 2018-01-25 17:12:11,027-05 INFO  [org.ovirt.vdsm.jsonrpc.client.reactors.ReactorClient]
> (SSL Stomp Reactor) [] Connecting to lv426.dasgeekhaus.org/127.0.0.1
> 2018-01-25 17:12:11,028-05 ERROR [org.ovirt.engine.core.
> vdsbroker.vdsbroker.GetCapabilitiesVDSCommand] (EE-ManagedThreadFactory-engineScheduled-Thread-99)
> [] Command 'GetCapabilitiesVDSCommand(HostName = lv426,
> VdsIdAndVdsVDSCommandParametersBase:{hostId='a645af84-3da1-45ed-bab5-2af66b5924dd',
> vds='Host[lv426,a645af84-3da1-45ed-bab5-2af66b5924dd]'})' execution
> failed: java.net.ConnectException: Connection refused
> 2018-01-25 17:12:11,028-05 ERROR [org.ovirt.engine.core.
> vdsbroker.monitoring.HostMonitoring] (EE-ManagedThreadFactory-engineScheduled-Thread-99)
> [] Failure to refresh host 'lv426' runtime info: java.net.ConnectException:
> Connection refused
> 2018-01-25 17:12:13,517-05 INFO  [org.ovirt.vdsm.jsonrpc.client.reactors.ReactorClient]
> (SSL Stomp Reactor) [] Connecting to lv426.dasgeekhaus.org/127.0.0.1
> 2018-01-25 17:12:13,517-05 ERROR [org.ovirt.engine.core.
> vdsbroker.vdsbroker.GetAllVmStatsVDSCommand] (EE-ManagedThreadFactory-engineScheduled-Thread-25)
> [] Command 'GetAllVmStatsVDSCommand(HostName = lv426,
> VdsIdVDSCommandParametersBase:{hostId='a645af84-3da1-45ed-bab5-2af66b5924dd'})'
> execution failed: java.net.ConnectException: Connection refused
> 2018-01-25 17:12:13,518-05 INFO  [org.ovirt.engine.core.
> vdsbroker.monitoring.PollVmStatsRefresher] (EE-ManagedThreadFactory-engineScheduled-Thread-25)
> [] Failed to fetch vms info for host 'lv426' - skipping VMs monitoring.
>
> All of my network interfaces do come up ok, iptables is turned off so it's
> not getting in the way.
>
> I'm at a complete loss right now as to what to look at.
>
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