[Ksummit-2010-discuss] checkpoint-restart: naked patch
orenl at cs.columbia.edu
Sun Nov 7 13:44:20 PST 2010
[cc'ing linux containers mailing list]
On 11/06/2010 04:40 PM, Gene Cooperman wrote:
> 8. What happens if the DMTCP coordinator ( checkpoint control process) dies?
> [ The same thing that happens if a user process dies. We kill the whole
> computation, and restart. At restart, we use a new coordinator.
> Coordinators are stateless. ]
My experience is different:
I downloaded dmtcp and followed the quick-start guide:
(1) "dmtcp_coordinator" on one terminal
(2) "dmtcp_checkpoint bash" on another terminal
(3) pkill -9 dmtcp_coordinator
... oops - 'bash' died.
I didn't even try to take a checkpoint :(
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