[ovirt-users] [hosted-engine] Metadata too new error when adding 2nd host

Wed Apr 20 11:29:26 UTC 2016

On Wed, Apr 20, 2016 at 1:42 PM, Wee Sritippho <wee.s at forest.go.th> wrote:
> Hi Didi & Martin,
>
> I followed your instructions and are able to add the 2nd host. Thank you :)
>
> This is what I've done:
>
> [root at host01 ~]# hosted-engine --set-maintenance --mode=global
>
> [root at host01 ~]# systemctl stop ovirt-ha-agent
>
> [root at host01 ~]# systemctl stop ovirt-ha-broker
>
> [root at host01 ~]# find /rhev -name hosted-engine.metadata
> /rhev/data-center/mnt/blockSD/47e3e4ac-534a-4e11-b14e-27ecb4585431/ha_agent/hosted-engine.metadata
> /rhev/data-center/mnt/blockSD/336dc4a3-f65c-4a67-bc42-1f73597564cf/ha_agent/hosted-engine.metadata
>
> [root at host01 ~]# ls -al
> /rhev/data-center/mnt/blockSD/47e3e4ac-534a-4e11-b14e-27ecb4585431/ha_agent/hosted-engine.metadata
> lrwxrwxrwx. 1 vdsm kvm 132 Apr 20 02:56
> /rhev/data-center/mnt/blockSD/47e3e4ac-534a-4e11-b14e-27ecb4585431/ha_agent/hosted-engine.metadata
> ->
> /var/run/vdsm/storage/47e3e4ac-534a-4e11-b14e-27ecb4585431/d92632bf-8c15-44ba-9aa8-4a39dcb81e8d/4761bb8d-779e-4378-8b13-7b12f96f5c56
>
> [root at host01 ~]# ls -al
> /rhev/data-center/mnt/blockSD/336dc4a3-f65c-4a67-bc42-1f73597564cf/ha_agent/hosted-engine.metadata
> lrwxrwxrwx. 1 vdsm kvm 132 Apr 21 03:40
> /rhev/data-center/mnt/blockSD/336dc4a3-f65c-4a67-bc42-1f73597564cf/ha_agent/hosted-engine.metadata
> ->
> /var/run/vdsm/storage/336dc4a3-f65c-4a67-bc42-1f73597564cf/49d6ee16-cfa0-47f2-b461-125bc6f614db/89ee314d-33ce-43fb-9a66-0852c5f675d3
>
> [root at host01 ~]# dd if=/dev/zero
> of=/var/run/vdsm/storage/336dc4a3-f65c-4a67-bc42-1f73597564cf/49d6ee16-cfa0-47f2-b461-125bc6f614db/89ee314d-33ce-43fb-9a66-0852c5f675d3
> bs=1M
> dd: error writing
> ‘/var/run/vdsm/storage/336dc4a3-f65c-4a67-bc42-1f73597564cf/49d6ee16-cfa0-47f2-b461-125bc6f614db/89ee314d-33ce-43fb-9a66-0852c5f675d3’:
> No space left on device
> 129+0 records in
> 128+0 records out
> 134217728 bytes (134 MB) copied, 0.246691 s, 544 MB/s
>
> [root at host01 ~]# systemctl start ovirt-ha-broker
>
> [root at host01 ~]# systemctl start ovirt-ha-agent
>
> [root at host01 ~]# hosted-engine --set-maintenance --mode=none
>
> (Found 2 metadata files but the first one is red when I used 'ls -al' so I
> assume it is a leftover from the previous failed installation and didn't
> touch it)
>
> BTW, how to properly clean the FC storage before using it with oVirt? I used
> "parted /dev/mapper/wwid mklabel msdos" to destroy the partition table.
> Isn't that enough?

Even this should not be needed in 3.6. Did you start with 3.6? Or upgraded
from a previous version?

Also please verify that output of 'hosted-engine --vm-status' makes sense.

Thanks,

>
>
> On 20/4/2559 15:11, Martin Sivak wrote:
>>>
>>> Assuming you never deployed a host with ID 52, this is likely a result of
>>> a
>>> corruption or dirt or something like that.
>>> I see that you use FC storage. In previous versions, we did not clean
>>> such
>>> storage, so you might have dirt left.
>>
>> This is the exact reason for an error like yours. Using dirty block
>> storage. Please stop all hosted engine tooling (both agent and broker)
>> and fill the metadata drive with zeros.
>>
>> You will have to find the proper hosted-engine.metadata file (which
>> will be a symlink) under /rhev:
>>
>> Example:
>>
>> [root at dev-03 rhev]# find . -name hosted-engine.metadata
>>
>>
>> ./data-center/mnt/str-01.rhev.lab.eng.brq.redhat.com:_mnt_export_nfs_lv2_msivak/868a1a4e-9f94-42f5-af23-8f884b3c53d5/ha_agent/hosted-engine.metadata
>>
>> [root at dev-03 rhev]# ls -al
>>
>> ./data-center/mnt/str-01:_mnt_export_nfs_lv2_msivak/868a1a4e-9f94-42f5-af23-8f884b3c53d5/ha_agent/hosted-engine.metadata
>>
>> lrwxrwxrwx. 1 vdsm kvm 201 Mar 15 15:00
>>
>> ./data-center/mnt/str-01:_mnt_export_nfs_lv2_msivak/868a1a4e-9f94-42f5-af23-8f884b3c53d5/ha_agent/hosted-engine.metadata
>> ->
>> /rhev/data-center/mnt/str-01:_mnt_export_nfs_lv2_msivak/868a1a4e-9f94-42f5-af23-8f884b3c53d5/images/6ab3f215-f234-4cd4-b9d4-8680767c3d99/dcbfa48d-8543-42d1-93dc-aa40855c4855
>>
>> And use (for example) dd if=/dev/zero of=/path/to/metadata bs=1M to
>> clean it - But be CAREFUL to not touch any other file or disk you
>> might find.
>>
>> Then restart the hosted engine tools and all should be fine.
>>
>>
>>
>> Martin
>>
>>
>> On Wed, Apr 20, 2016 at 8:20 AM, Yedidyah Bar David <didi at redhat.com>
>> wrote:
>>>
>>> On Wed, Apr 20, 2016 at 7:15 AM, Wee Sritippho <wee.s at forest.go.th>
>>> wrote:
>>>>
>>>> Hi,
>>>>
>>>> I used CentOS-7-x86_64-Minimal-1511.iso to install the hosts and the
>>>> engine.
>>>>
>>>> The 1st host and the hosted-engine were installed successfully, but the
>>>> 2nd
>>>> host failed with this error message:
>>>>
>>>> "Failed to execute stage 'Setup validation': Metadata version 2 from
>>>> host 52
>>>> too new for this agent (highest compatible version: 1)"
>>>
>>> Assuming you never deployed a host with ID 52, this is likely a result of
>>> a
>>> corruption or dirt or something like that.
>>>
>>> What do you get on host 1 running 'hosted-engine --vm-status'?
>>>
>>> I see that you use FC storage. In previous versions, we did not clean
>>> such
>>> storage, so you might have dirt left. See also [1]. You can try cleaning
>>> using [2].
>>>
>>> [1] https://bugzilla.redhat.com/show_bug.cgi?id=1238823
>>> [2]
>>> https://www.ovirt.org/documentation/how-to/hosted-engine/#lockspace-corrupted-recovery-procedure
>>>
>>>> Here is the package versions:
>>>>
>>>> [root at host02 ~]# rpm -qa | grep ovirt
>>>> libgovirt-0.3.3-1.el7_2.1.x86_64
>>>> ovirt-vmconsole-1.0.0-1.el7.centos.noarch
>>>> ovirt-vmconsole-host-1.0.0-1.el7.centos.noarch
>>>> ovirt-host-deploy-1.4.1-1.el7.centos.noarch
>>>> ovirt-hosted-engine-ha-1.3.5.1-1.el7.centos.noarch
>>>> ovirt-hosted-engine-setup-1.3.4.0-1.el7.centos.noarch
>>>> ovirt-release36-007-1.noarch
>>>> ovirt-engine-sdk-python-3.6.3.0-1.el7.centos.noarch
>>>> ovirt-setup-lib-1.0.1-1.el7.centos.noarch
>>>>
>>>> [root at engine ~]# rpm -qa | grep ovirt
>>>> ovirt-engine-setup-base-3.6.4.1-1.el7.centos.noarch
>>>>
>>>> ovirt-engine-setup-plugin-ovirt-engine-common-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-vmconsole-proxy-1.0.0-1.el7.centos.noarch
>>>> ovirt-engine-tools-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-vmconsole-proxy-helper-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-host-deploy-1.4.1-1.el7.centos.noarch
>>>> ovirt-release36-007-1.noarch
>>>> ovirt-engine-sdk-python-3.6.3.0-1.el7.centos.noarch
>>>> ovirt-iso-uploader-3.6.0-1.el7.centos.noarch
>>>> ovirt-engine-extensions-api-impl-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-setup-lib-1.0.1-1.el7.centos.noarch
>>>> ovirt-host-deploy-java-1.4.1-1.el7.centos.noarch
>>>> ovirt-engine-cli-3.6.2.0-1.el7.centos.noarch
>>>> ovirt-engine-setup-plugin-websocket-proxy-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-vmconsole-1.0.0-1.el7.centos.noarch
>>>> ovirt-engine-backend-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-dbscripts-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-webadmin-portal-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-setup-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-3.6.4.1-1.el7.centos.noarch
>>>>
>>>> ovirt-engine-setup-plugin-vmconsole-proxy-helper-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-guest-agent-common-1.0.11-1.el7.noarch
>>>> ovirt-engine-wildfly-8.2.1-1.el7.x86_64
>>>> ovirt-engine-wildfly-overlay-8.0.5-1.el7.noarch
>>>> ovirt-engine-websocket-proxy-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-restapi-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-userportal-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-engine-setup-plugin-ovirt-engine-3.6.4.1-1.el7.centos.noarch
>>>> ovirt-image-uploader-3.6.0-1.el7.centos.noarch
>>>> ovirt-engine-extension-aaa-jdbc-1.0.6-1.el7.noarch
>>>> ovirt-engine-lib-3.6.4.1-1.el7.centos.noarch
>>>>
>>>>
>>>> Here are the log files:
>>>> https://gist.github.com/weeix/1743f88d3afe1f405889a67ed4011141
>>>>
>>>> --
>>>> Wee
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at ovirt.org
>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>
>>>
>>>
>>> --
>>> Didi
>>> _______________________________________________
>>> Users mailing list
>>> Users at ovirt.org
>>> http://lists.ovirt.org/mailman/listinfo/users
>
>
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-- 
Didi