[ovirt-users] Error during hosted-engine-setup for 3.5.1 on F20 (The VDSM host was found in a failed state)

Bob Doolittle bob at doolittle.us.com
Tue Mar 10 18:29:44 UTC 2015


On 03/10/2015 10:20 AM, Simone Tiraboschi wrote:
>
> ----- Original Message -----
>> From: "Bob Doolittle" <bob at doolittle.us.com>
>> To: "Simone Tiraboschi" <stirabos at redhat.com>
>> Cc: "users-ovirt" <users at ovirt.org>
>> Sent: Tuesday, March 10, 2015 2:40:13 PM
>> Subject: Re: [ovirt-users] Error during hosted-engine-setup for 3.5.1 on F20 (The VDSM host was found in a failed
>> state)
>>
>>
>> On 03/10/2015 04:58 AM, Simone Tiraboschi wrote:
>>> ----- Original Message -----
>>>> From: "Bob Doolittle" <bob at doolittle.us.com>
>>>> To: "Simone Tiraboschi" <stirabos at redhat.com>
>>>> Cc: "users-ovirt" <users at ovirt.org>
>>>> Sent: Monday, March 9, 2015 11:48:03 PM
>>>> Subject: Re: [ovirt-users] Error during hosted-engine-setup for 3.5.1 on
>>>> F20 (The VDSM host was found in a failed
>>>> state)
>>>>
>>>>
>>>> On 03/09/2015 02:47 PM, Bob Doolittle wrote:
>>>>> Resending with CC to list (and an update).
>>>>>
>>>>> On 03/09/2015 01:40 PM, Simone Tiraboschi wrote:
>>>>>> ----- Original Message -----
>>>>>>> From: "Bob Doolittle" <bob at doolittle.us.com>
>>>>>>> To: "Simone Tiraboschi" <stirabos at redhat.com>
>>>>>>> Cc: "users-ovirt" <users at ovirt.org>
>>>>>>> Sent: Monday, March 9, 2015 6:26:30 PM
>>>>>>> Subject: Re: [ovirt-users] Error during hosted-engine-setup for 3.5.1
>>>>>>> on
>>>>>>> F20 (Cannot add the host to cluster ... SSH
>>>>>>> has failed)
>>>>>>>
>> ...
>>>>>>> OK, I've started over. Simply removing the storage domain was
>>>>>>> insufficient,
>>>>>>> the hosted-engine deploy failed when it found the HA and Broker
>>>>>>> services
>>>>>>> already configured. I decided to just start over fresh starting with
>>>>>>> re-installing the OS on my host.
>>>>>>>
>>>>>>> I can't deploy DNS at the moment, so I have to simply replicate
>>>>>>> /etc/hosts
>>>>>>> files on my host/engine. I did that this time, but have run into a new
>>>>>>> problem:
>>>>>>>
>>>>>>> [ INFO  ] Engine replied: DB Up!Welcome to Health Status!
>>>>>>>           Enter the name of the cluster to which you want to add the
>>>>>>>           host
>>>>>>>           (Default) [Default]:
>>>>>>> [ INFO  ] Waiting for the host to become operational in the engine.
>>>>>>> This
>>>>>>> may
>>>>>>> take several minutes...
>>>>>>> [ ERROR ] The VDSM host was found in a failed state. Please check
>>>>>>> engine
>>>>>>> and
>>>>>>> bootstrap installation logs.
>>>>>>> [ ERROR ] Unable to add ovirt-vm to the manager
>>>>>>>           Please shutdown the VM allowing the system to launch it as a
>>>>>>>           monitored service.
>>>>>>>           The system will wait until the VM is down.
>>>>>>> [ ERROR ] Failed to execute stage 'Closing up': [Errno 111] Connection
>>>>>>> refused
>>>>>>> [ INFO  ] Stage: Clean up
>>>>>>> [ ERROR ] Failed to execute stage 'Clean up': [Errno 111] Connection
>>>>>>> refused
>>>>>>>
>>>>>>>
>>>>>>> I've attached my engine log and the ovirt-hosted-engine-setup log. I
>>>>>>> think I
>>>>>>> had an issue with resolving external hostnames, or else a connectivity
>>>>>>> issue
>>>>>>> during the install.
>>>>>> For some reason your engine wasn't able to deploy your hosts but the SSH
>>>>>> session this time was established.
>>>>>> 2015-03-09 13:05:58,514 ERROR
>>>>>> [org.ovirt.engine.core.bll.InstallVdsInternalCommand]
>>>>>> (org.ovirt.thread.pool-8-thread-3) [3cf91626] Host installation failed
>>>>>> for host 217016bb-fdcd-4344-a0ca-4548262d10a8, ovirt-vm.:
>>>>>> java.io.IOException: Command returned failure code 1 during SSH session
>>>>>> 'root at xion2.smartcity.net'
>>>>>>
>>>>>> Can you please attach host-deploy logs from the engine VM?
>>>>> OK, attached.
>>>>>
>>>>> Like I said, it looks to me like a name-resolution issue during the yum
>>>>> update on the engine. I think I've fixed that, but do you have a better
>>>>> suggestion for cleaning up and re-deploying other than installing the OS
>>>>> on my host and starting all over again?
>>>> I just finished starting over from scratch, starting with OS installation
>>>> on
>>>> my host/node, and wound up with a very similar problem - the engine
>>>> couldn't
>>>> reach the hosts during the yum operation. But this time the error was
>>>> "Network is unreachable". Which is weird, because I can ssh into the
>>>> engine
>>>> and ping many of those hosts, after the operation has failed.
>>>>
>>>> Here's my latest host-deploy log from the engine. I'd appreciate any
>>>> clues.
>>> It seams that now your host is able to resolve that addresses but it's not
>>> able to connect over http.
>>> On your hosts some of them resolves as IPv6 addresses; can you please try
>>> to use curl to get one of the file that it wasn't able to fetch?
>>> Can you please check your network configuration before and after
>>> host-deploy?
>> I can give you the network configuration after host-deploy, at least for the
>> host/Node. The engine won't start for me this morning, after I shut down the
>> host for the night.
>>
>> In order to give you the config before host-deploy (or, apparently for the
>> engine), I'll have to re-install the OS on the host and start again from
>> scratch. Obviously I'd rather not do that unless absolutely necessary.
>>
>> Here's the host config after the failed host-deploy:
>>
>> Host/Node:
>>
>> # ip route
>> 169.254.0.0/16 dev ovirtmgmt  scope link  metric 1007
>> 172.16.0.0/16 dev ovirtmgmt  proto kernel  scope link  src 172.16.0.58
> You are missing a default gateway and so the issue.
> Are you sure that it was properly configured before trying to deploy that host?

It should have been, it was a fresh OS install. So I'm starting again, and keeping careful records of my network config.

Here is my initial network config of my host/node, immediately following a new OS install:

% ip route
default via 172.16.0.1 dev p3p1  proto static  metric 1024 
172.16.0.0/16 dev p3p1  proto kernel  scope link  src 172.16.0.58 

% ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: p3p1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
    link/ether b8:ca:3a:79:22:12 brd ff:ff:ff:ff:ff:ff
    inet 172.16.0.58/16 brd 172.16.255.255 scope global p3p1
       valid_lft forever preferred_lft forever
    inet6 fe80::baca:3aff:fe79:2212/64 scope link 
       valid_lft forever preferred_lft forever
3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
    link/ether 1c:3e:84:50:8d:c3 brd ff:ff:ff:ff:ff:ff


After the VM is first created, the host/node config is:

# ip route
default via 172.16.0.1 dev ovirtmgmt 
169.254.0.0/16 dev ovirtmgmt  scope link  metric 1006 
172.16.0.0/16 dev ovirtmgmt  proto kernel  scope link  src 172.16.0.58 

# ip addr 
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: p3p1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master ovirtmgmt state UP group default qlen 1000
    link/ether b8:ca:3a:79:22:12 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::baca:3aff:fe79:2212/64 scope link 
       valid_lft forever preferred_lft forever
3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
    link/ether 1c:3e:84:50:8d:c3 brd ff:ff:ff:ff:ff:ff
4: bond0: <NO-CARRIER,BROADCAST,MULTICAST,MASTER,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 92:cb:9d:97:18:36 brd ff:ff:ff:ff:ff:ff
5: ;vdsmdummy;: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default 
    link/ether 9a:bc:29:52:82:38 brd ff:ff:ff:ff:ff:ff
6: ovirtmgmt: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default 
    link/ether b8:ca:3a:79:22:12 brd ff:ff:ff:ff:ff:ff
    inet 172.16.0.58/16 brd 172.16.255.255 scope global ovirtmgmt
       valid_lft forever preferred_lft forever
    inet6 fe80::baca:3aff:fe79:2212/64 scope link 
       valid_lft forever preferred_lft forever
7: vnet0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master ovirtmgmt state UNKNOWN group default qlen 500
    link/ether fe:16:3e:16:a4:37 brd ff:ff:ff:ff:ff:ff
    inet6 fe80::fc16:3eff:fe16:a437/64 scope link 
       valid_lft forever preferred_lft forever


At this point, I was already seeing a problem on the host/node. I remembered that a newer version of sos package is delivered from the ovirt repositories. So I tried to do a "yum update" on my host, and got a similar problem:

% sudo yum update
[sudo] password for rad: 
Loaded plugins: langpacks, refresh-packagekit
Resolving Dependencies
--> Running transaction check
---> Package sos.noarch 0:3.1-1.fc20 will be updated
---> Package sos.noarch 0:3.2-0.2.fc20.ovirt will be an update
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================================================
 Package             Arch                   Version                             Repository                 Size
================================================================================================================
Updating:
 sos                 noarch                 3.2-0.2.fc20.ovirt                  ovirt-3.5                 292 k

Transaction Summary
================================================================================================================
Upgrade  1 Package

Total download size: 292 k
Is this ok [y/d/N]: y
Downloading packages:
No Presto metadata available for ovirt-3.5
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
http://www.gtlib.gatech.edu/pub/oVirt/pub/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: www.gtlib.gatech.edu"
Trying other mirror.
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
ftp://ftp.gtlib.gatech.edu/pub/oVirt/pub/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: ftp.gtlib.gatech.edu"
Trying other mirror.
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
http://resources.ovirt.org/pub/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: resources.ovirt.org"
Trying other mirror.
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
http://ftp.snt.utwente.nl/pub/software/ovirt/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: ftp.snt.utwente.nl"
Trying other mirror.
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
http://ftp.nluug.nl/os/Linux/virtual/ovirt/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: ftp.nluug.nl"
Trying other mirror.
sos-3.2-0.2.fc20.ovirt.noarch. FAILED                                          
http://mirror.linux.duke.edu/ovirt/pub/ovirt-3.5/rpm/fc20/noarch/sos-3.2-0.2.fc20.ovirt.noarch.rpm: [Errno 14] curl#6 - "Could not resolve host: mirror.linux.duke.edu"
Trying other mirror.


Error downloading packages:
  sos-3.2-0.2.fc20.ovirt.noarch: [Errno 256] No more mirrors to try.


This was similar to my previous failures. I took a look, and the problem was that /etc/resolv.conf had no nameservers, and the /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt file contained no entries for DNS1 or DOMAIN.

So, it appears that when hosted-engine set up my bridged network, it neglected to carry over the DNS configuration necessary to the bridge.

Note that I am using *static* network configuration, rather than DHCP. During installation of the OS I am setting up the network configuration as Manual. Perhaps the hosted-engine script is not properly prepared to deal with that?

I went ahead and modified the ifcfg-ovirtmgmt network script (for the next service restart/boot) and resolv.conf (I was afraid to restart the network in the middle of hosted-engine execution since I don't know what might already be connected to the engine). This time it got further, but ultimately it still failed at the very end:

[ INFO  ] Waiting for the host to become operational in the engine. This may take several minutes...
[ INFO  ] Still waiting for VDSM host to become operational...
[ INFO  ] The VDSM Host is now operational
          Please shutdown the VM allowing the system to launch it as a monitored service.
          The system will wait until the VM is down.
[ ERROR ] Failed to execute stage 'Closing up': Error acquiring VM status
[ INFO  ] Stage: Clean up
[ INFO  ] Generating answer file '/var/lib/ovirt-hosted-engine-setup/answers/answers-20150310140028.conf'
[ INFO  ] Stage: Pre-termination
[ INFO  ] Stage: Termination


At that point, neither the ovirt-ha-broker or ovirt-ha-agent services were running.

Note there was no significant pause after it said "The system will wait until the VM is down".

After the script completed, I shut down the VM, and manually started the ha services, and the VM came up. I could login to the Administration Portal, and finally see my HostedEngine VM. :-)

I seem to be in a bad state however: The Data Center has *no* storage domains attached. I'm not sure what else might need cleaning up. Any assistance appreciated.

-Bob


>> # ip addr
>> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group
>> default
>>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>>     inet 127.0.0.1/8 scope host lo
>>        valid_lft forever preferred_lft forever
>>     inet6 ::1/128 scope host
>>        valid_lft forever preferred_lft forever
>> 2: p3p2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast master
>> ovirtmgmt state UP group default qlen 1000
>>     link/ether b8:ca:3a:79:22:12 brd ff:ff:ff:ff:ff:ff
>>     inet6 fe80::baca:3aff:fe79:2212/64 scope link
>>        valid_lft forever preferred_lft forever
>> 3: bond0: <NO-CARRIER,BROADCAST,MULTICAST,MASTER,UP> mtu 1500 qdisc noqueue
>> state DOWN group default
>>     link/ether 56:56:f7:cf:73:27 brd ff:ff:ff:ff:ff:ff
>> 4: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN
>> group default qlen 1000
>>     link/ether 1c:3e:84:50:8d:c3 brd ff:ff:ff:ff:ff:ff
>> 6: ;vdsmdummy;: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group
>> default
>>     link/ether 22:a1:01:9e:30:71 brd ff:ff:ff:ff:ff:ff
>> 7: ovirtmgmt: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
>> UP group default
>>     link/ether b8:ca:3a:79:22:12 brd ff:ff:ff:ff:ff:ff
>>     inet 172.16.0.58/16 brd 172.16.255.255 scope global ovirtmgmt
>>        valid_lft forever preferred_lft forever
>>     inet6 fe80::baca:3aff:fe79:2212/64 scope link
>>        valid_lft forever preferred_lft forever
>>
>>
>> The only unusual thing about my setup that I can think of, from the network
>> perspective, is that my physical host has a wireless interface, which I've
>> not configured. Could it be confusing hosted-engine --deploy?
>>
>> -Bob
>>
>>

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