Messages in this thread | | | Date | Wed, 03 May 2006 16:32:54 -0400 | From | Bill Davidsen <> | Subject | Re: [Devel] Re: [RFC] Virtualization steps |
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Kirill Korotaev wrote: > Bill, > >>> So I would detailed it like this: >>> - freeze VPS >> >> when the VM stops providing services it's down as far as I'm concerned > please, note, that connections are not dropped, new connections are not > responded with RESET and when VM is migrated all the clients are > serviced as if nothing has happened. From client point of view there is > only a small delay in servicing, but not a real downtime (when clients > are rejected). Maybe due to these some of people call it zero down-time. > Though from technical POV this is not the best term for sure. It is > better to call it checkpointing/restore or live migration.
With that I can agree. The argument that it's not down it's just unavailable isn't convincing. I think "live migration" is a really good description of what takes place, thanks for the nomenclature. -- -bill davidsen (davidsen@tmr.com) "The secret to procrastination is to put things off until the last possible moment - but no longer" -me - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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