Re: [Users] Two fence devices per server.

2012-02-12 Thread Nathan Stratton

On Sun, 12 Feb 2012, Livnat Peer wrote:


Hi Nathan,

Currently OE (oVirt engine) supports only one power management device
per server.


Most servers today take more then one power supply, in fact none of ours 
even come with 1 supply options. How are people dealing with this problem 
today? Is it possible to put both supplies on one strip and use oVirt to 
fence both outlets? If not, are people using some other device to feed 
multiple supplies from one outlet?


We have looked at IPMI fence, but we have found it not to be very 
reliable.



Livnat





Nathan StrattonCTO, BlinkMind, Inc.
nathan at robotics.net nathan at blinkmind.com
http://www.robotics.nethttp://www.blinkmind.com
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[Users] ovirt VM start fails - Perm Denied error

2012-02-12 Thread Deepak C Shetty

Hi,
   I have tried this multiple times and i hit the same error.

I have 3 storage domains  created (iso, data and export) all connected 
to the DC with DC status as Up and

1 host with status as Up and the same (only) host acting as SPM.

I used the engine-iso-uploader utility to upload my .iso to the iso domain.
Created a new VM and attached a vdisk of type sparse (thin-prov) and 
click on Run Once,
where i select Attach CD and select my .iso, and change boot order to 
boot from CD, then disk.


But i get this error...

VM first-ovirt-vm is down. Exit message internal error process exited 
while connecting to monitor: qemu-kvm: -drive 
file=/rhev/data-center/4087fea7-b54a-4318-8d5c-828eff8846f4/35f880f8-bd0c-4063-b171-2ddaa59e1212/images/----/Fedora-16-x86_64-DVD.iso,if=none,media=cdrom,id=drive-ide0-1-0,readonly=on,format=raw: 
could not open disk image 
/rhev/data-center/4087fea7-b54a-4318-8d5c-828eff8846f4/35f880f8-bd0c-4063-b171-2ddaa59e1212/images/----/Fedora-16-x86_64-DVD.iso: 
Permission denied .


I am unable to figure out why.. bcos the user.group perms for the .iso 
are fine.

In fact i logged into the system serving the nfs share and added 0777 perms
still i get the same error. Here is the snip of how the perms for .iso 
look like...


ll 
/tmp/iso1-domain/35f880f8-bd0c-4063-b171-2ddaa59e1212/images/----/Fedora-16-x86_64-DVD.iso
-rwxr-xr-x. 1 vdsm kvm 3757047808 Feb 13 04:24 
/tmp/iso1-domain/35f880f8-bd0c-4063-b171-2ddaa59e1212/images/----/Fedora-16-x86_64-DVD.iso


Here are some of the imp. logs from the engine.log... note that i tried 
multiple times, so there are multiple

entries of ERRORs for each of those tries...

2012-02-13 05:10:04,563 INFO  
[org.ovirt.engine.core.vdsbroker.UpdateVdsDynamicDataVDSCommand] 
(pool-5-thread-47) FINISH, UpdateVdsDynamicDataVDSCommand, log id: 549dfc2f
2012-02-13 05:10:04,612 INFO  
[org.ovirt.engine.core.bll.RunVmOnceCommand] (pool-5-thread-47) Running 
command: RunVmOnceCommand internal: false. Entities affected :  ID: 
c587bc8e-f800-4ce4-a35e-1dd43480cb58 Type: VM
2012-02-13 05:10:04,617 ERROR [org.ovirt.engine.core.bll.RunVmCommand] 
(pool-5-thread-47) Cant find VDS to run the VM 
c587bc8e-f800-4ce4-a35e-1dd43480cb58 on, so this VM will not be run.
2012-02-13 05:10:04,622 ERROR 
[org.ovirt.engine.core.bll.RunVmOnceCommand] (pool-5-thread-47) 
Transaction rolled-back for command: 
org.ovirt.engine.core.bll.RunVmOnceCommand.
2012-02-13 05:11:25,735 INFO  
[org.ovirt.engine.core.bll.DbUserCacheManager] 
(QuartzScheduler_Worker-10) DbUserCacheManager::refreshAllUserData() - 
entered
2012-02-13 05:11:52,648 WARN  
[org.ovirt.engine.core.bll.GetConfigurationValueQuery] 
(http--0.0.0.0-8080-1) calling GetConfigurationValueQuery with null 
version, using default general for version
2012-02-13 05:11:52,791 WARN  
[org.ovirt.engine.core.bll.GetConfigurationValueQuery] 
(http--0.0.0.0-8080-2) calling GetConfigurationValueQuery with null 
version, using default general for version
2012-02-13 05:11:55,828 WARN  
[org.ovirt.engine.core.bll.GetConfigurationValueQuery] 
(http--0.0.0.0-8080-8) calling GetConfigurationValueQuery with null 
version, using default general for version
2012-02-13 05:11:56,917 WARN  
[org.ovirt.engine.core.bll.GetConfigurationValueQuery] 
(http--0.0.0.0-8080-2) calling GetConfigurationValueQuery with null 
version, using default general for version
2012-02-13 05:12:11,611 INFO  
[org.ovirt.engine.core.bll.UpdateVmCommand] (http--0.0.0.0-8080-10) 
Running command: UpdateVmCommand internal: false. Entities affected :  
ID: c587bc8e-f800-4ce4-a35e-1dd43480cb58 Type: VM
2012-02-13 05:12:11,617 INFO  
[org.ovirt.engine.core.vdsbroker.irsbroker.IsValidVDSCommand] 
(http--0.0.0.0-8080-10) START, IsValidVDSCommand(storagePoolId = 
4087fea7-b54a-4318-8d5c-828eff8846f4, ignoreFailoverLimit = false, 
compatabilityVersion = null), log id: 247cacfc
2012-02-13 05:12:11,619 INFO  
[org.ovirt.engine.core.vdsbroker.irsbroker.IsValidVDSCommand] 
(http--0.0.0.0-8080-10) FINISH, IsValidVDSCommand, return: true, log id: 
247cacfc
2012-02-13 05:12:11,632 INFO  
[org.ovirt.engine.core.vdsbroker.irsbroker.UpdateVMVDSCommand] 
(http--0.0.0.0-8080-10) START, UpdateVMVDSCommand(storagePoolId = 
4087fea7-b54a-4318-8d5c-828eff8846f4, ignoreFailoverLimit = false, 
compatabilityVersion = null, storageDomainId = 
----, infoDictionary.size = 1), log id: 
1294a3c3
2012-02-13 05:12:11,904 INFO  
[org.ovirt.engine.core.vdsbroker.irsbroker.UpdateVMVDSCommand] 
(http--0.0.0.0-8080-10) FINISH, UpdateVMVDSCommand, log id: 1294a3c3
2012-02-13 05:12:23,502 INFO  
[org.ovirt.engine.core.vdsbroker.irsbroker.IsoPrefixVDSCommand] 
(http--0.0.0.0-8080-1) START, IsoPrefixVDSCommand(storagePoolId = 
4087fea7-b54a-4318-8d5c-828eff8846f4, ignoreFailoverLimit = false, 
compatabilityVersion = null), log id: 201b9bfd
2012-02-13 

[Users] Questions about Ovirt flexibility

2012-02-12 Thread Mario Giammarco
Hello,
I have in my server lab several machines:

- with debian or ubuntu
- without virtualization extensions.

So I ask:

- is the ovirt agent (not the manager) installable on debian/ubuntu/gentoo?
- is the agent compatible with rhev?
- can ovirt manager use rhev agent?
- can ovirt use servers without virtualization extensions but with QEMU 
installed?


Thanks in advance for any reply!


Mario

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Re: [Users] Questions about Ovirt flexibility

2012-02-12 Thread Andrew Cathrow


- Original Message -
 From: Mario Giammarco mgiamma...@gmail.com
 To: users@ovirt.org
 Sent: Sunday, February 12, 2012 4:54:24 PM
 Subject: [Users] Questions about Ovirt flexibility
 
 Hello,
 I have in my server lab several machines:
 
 - with debian or ubuntu
 - without virtualization extensions.
 
 So I ask:
 
 - is the ovirt agent (not the manager) installable on
 debian/ubuntu/gentoo?

Not yet but community work in progress (patches welcome!)

 - is the agent compatible with rhev?
RHEV isn't compatible with oVirt, in the same way that Fedora packages don't 
work on RHEL

 - can ovirt manager use rhev agent?
Versions are different so you'll need to use oVirt agent instead.

 - can ovirt use servers without virtualization extensions but with
 QEMU
 installed?

No we explicitly require KVM.

 
 
 Thanks in advance for any reply!
 
 
 Mario
 
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Re: [Users] Ovirt Support life (timeframe) - upgrade path ?

2012-02-12 Thread Andrew Cathrow


- Original Message -
 From: Gary Scarborough virtually...@gmail.com
 To: users@ovirt.org
 Sent: Friday, February 10, 2012 9:56:04 PM
 Subject: Re: [Users] Ovirt Support life (timeframe) - upgrade path ?
 
 
 
 
 
 On Fri, Feb 10, 2012 at 8:26 AM, Perry Myers  pmy...@redhat.com 
 wrote:
 
 
 
 On 02/10/2012 08:03 AM, Mike Burns wrote:
  I answered with my limited knowledge on IRC, but I'll answer here
  too
  for those who didn't see the IRC questions.
  
  On Fri, 2012-02-10 at 03:48 -0700, Robyn Bergeron wrote:
  On 02/10/2012 03:42 AM, Morgan Cox wrote:
  Hi.
  
  As Fedora the default system that Ovirt is packaged for does this
  mean that Ovirt will have the same (short) support life of 18
  months ? I ask as that is a bit short to have in enterprise ..
  
  There is always RHEV if you want longer support...
 
 Right, I think the first question we should be asking here is...
 
 Morgan, what do you mean specifically by support?
 
 Since it's an upstream project, typically each new release would
 obviate
 the previous one, and new features would only go into the latest
 version.
 
 One valid question is whether or not bugfixes will only go into the
 latest version, or if the immediate prior version will get updates.
 (For example, bugfixes are backported to Fedora 15 even though Fedora
 16
 is out)
 
 Also, the term support from an upstream perspective is much different
 than from a product perspective.
 
 Perry
 
 
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 So on a follow up question: Is any consideration being given to RHEL
 as far as compatibility? Will Ovirt features be held back if adding
 them would be impossible to do with RHEL? Like a feature requiring a
 major update to a RHEL package? Or is it up to the RHEV developers
 to sort it all out for their needs? It won't be long before Fedora
 outpaces RHEL on version levels, depending on the time frame for
 RHEL 7. RHEL 5 had a very long life span and was quite dated by the
 time RHEL 6 shipped.

What does held back mean? 
That's like asking if Fedora will be held back because of RHEL.
Upstream is upstream - it's where new features are developed sometimes they can 
be backported, other times it's not possible and means waiting for a major 
release.



 
 --
 Gary Scarborough
 IST Lab Manager
 Rochester Institute of Technology
 Rochester NY
 
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