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Re: Checkpointing: msg#00178
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Subject: |
Re: Checkpointing |
Tracy R Reed wrote:
> Christopher G. Stach II wrote:
>> Migration saves VM state and assumes that the filesystem does not
>> change. Checkpointing would have to restore the filesystem to the same
>> point in time that the snapshot was taken of the VM. Perhaps you could
>> swing it with CoW or something, but it doesn't work now.
>
> So take an LVM snapshot of the filesystem also. Maintaining network
> state would seem to be the harder thing to me.
>
There was talk of weaving Cruz into Xen:
http://www.hpl.hp.com/techreports/2005/HPL-2005-66.pdf
--
Christopher G. Stach II
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