[Users] (potential bug) After I create a virtual disk I am unable to start a VM - Permissions issue ? The node seems to have no write access to the directory on the NFS server...

[Deepak C Shetty]

On 03/27/2012 04:08 PM, Morgan Cox wrote:
> Hi
>
> http://www.ovirt.org/wiki/Troubleshooting_NFS_Storage_Issues
>
> - This seems to refer to setup on a redhat based system
>
> The fies it refers to do not exist on Debian - i.e
>
> /etc/sysconfig/nfs and/etc/nfsmount.conf - they do not exist...
>
> Do you know the equivalent on Debian ?
>

Sorry, i use fedora, and I dont know the equivalent of Debain.
Maybe asking the big brain(google) might help. There should be an
equivalent way of doing the same on debian.

Also in my case v4 was not a issue, as much as the perms and uid:gid
were, so look further to see perms and selinux booleans are
set correctly in your setup.

> Regards
>
>
> On 27 March 2012 07:07, Deepak C Shetty <deepakcs at linux.vnet.ibm.com 
> <mailto:deepakcs at linux.vnet.ibm.com>> wrote:
>
>     On 03/26/2012 05:28 PM, Morgan Cox wrote:
>>     Hi.
>>
>>     Still not actually managed to test a vm... I can start a VM (and
>>     use spice) without a virtual disk.
>>
>>     However as soon as I add a virtual disk the VM no longer starts
>>
>
>     Go thru this and see if it helps...
>     http://www.ovirt.org/wiki/Troubleshooting_NFS_Storage_Issues
>
>
>>     example error message
>>
>>     -------------------------------------------------------------------------------------------------------------------
>>     VM ddf is down. Exit message internal error process exited while
>>     connecting to monitor: qemu-kvm: -drive
>>     file=/rhev/data-center/b2b2e054-66b2-11e1-bda3-1728f784de9e/2f7ee7bc-09b3-42ba-af91-40d79293e360/images/c507a2bc-38c5-498e-88c0-7cce8169cf67/6c36c8e4-6618-42f3-9cc4-06d2bccdc9cf,if=none,id=drive-virtio-disk0,format=raw,serial=c507a2bc-38c5-498e-88c0-7cce8169cf67,cache=none,werror=stop,rerror=stop,aio=threads:
>>     could not open disk image
>>     /rhev/data-center/b2b2e054-66b2-11e1-bda3-1728f784de9e/2f7ee7bc-09b3-42ba-af91-40d79293e360/images/c507a2bc-38c5-498e-88c0-7cce8169cf67/6c36c8e4-6618-42f3-9cc4-06d2bccdc9cf:
>>     Permission denied .
>>     -------------------------------------------------------------------------------------------------------------------
>>
>>     I have noticed that the
>>     directory /rhev/data-center/b2b2e054-66b2-11e1-bda3-1728f784de9e/
>>     is not writable via the ovirt node server.
>>
>>     I am using a separate NFS server for storage.
>>
>>     Is this a bug ?
>>
>>     Does anyone know how to fix this ?
>>
>>     shall I report it ?
>>
>>     Many regards !
>>
>>
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>>     http://lists.ovirt.org/mailman/listinfo/users
>
>

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