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 Post subject:
PostPosted: Wed Nov 18, 2009 1:11 am 
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Joined: Thu Feb 12, 2009 5:22 pm
Posts: 3
Why does Ubuntu 9.10 require the paravirt kernel on linodes? Is that unique to Linode? Or something new with karmic?


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 Post subject:
PostPosted: Wed Nov 18, 2009 2:24 am 
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Joined: Fri Oct 24, 2003 3:51 pm
Posts: 965
Location: Netherlands
I don't think Karmic actually requires paravirt, it's just that the version of udev that Karmic uses doesn't support older kernels.

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/ Peter


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PostPosted: Wed Nov 18, 2009 2:30 am 
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Joined: Sat Mar 28, 2009 4:23 pm
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Website: http://jedsmith.org/
Location: Out of his depth and job-hopping without a clue about network security fundamentals
pclissold wrote:
I don't think Karmic actually requires paravirt, it's just that the version of udev that Karmic uses doesn't support older kernels.

Yes. Same with Arch.

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Disclaimer: I am no longer employed by Linode; opinions are my own alone.


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 Post subject:
PostPosted: Wed Nov 18, 2009 8:49 am 
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Joined: Thu Jan 01, 2009 8:49 am
Posts: 9
Hello,

I agreed and I prefer paravirtualization.

See the definition at: http://staging.xen.org/about/paravirtualization.html

So, paravirtualization brings better performance to VM's and the hypervisor is impervious to driver failure.


Regards.


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 Post subject:
PostPosted: Mon Jan 04, 2010 2:37 pm 
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Joined: Sun Oct 11, 2009 12:44 pm
Posts: 29
Location: Northern Ireland
dkobozev wrote:
I also just upgraded to 9.10 (from 8.10). I did not switch to Paravirt kernel before upgrade and couldn't log in via SSH after system restart. After I shut down my linode and switched to Paravirt the system went back up.

So it seems like nothing scary will happen if you forget to switch to Paravirt kernel before do-release-upgrade.


Same here. Stressful few minutes, and then this thread solved it all. Doesn't seem to be any issues now I've swapped to Paravirt! :)


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