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From: Oren Laadan <orenl@cs.columbia.edu>
To: Gene Cooperman <gene@ccs.neu.edu>
Cc: Matt Helsley <matthltc@us.ibm.com>, Tejun Heo <tj@kernel.org>,
	Kapil Arya <kapil@ccs.neu.edu>,
	ksummit-2010-discuss@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, hch@lst.de,
	Linux Containers <containers@lists.osdl.org>
Subject: Re: [Ksummit-2010-discuss] checkpoint-restart: naked patch
Date: Sun, 07 Nov 2010 16:44:20 -0500	[thread overview]
Message-ID: <4CD71DB4.7050608@cs.columbia.edu> (raw)
In-Reply-To: <20101106204008.GA31077@sundance.ccs.neu.edu>

[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

Then I:
(3) pkill -9 dmtcp_coordinator
... oops - 'bash' died.

I didn't even try to take a checkpoint :(

Oren.

       reply	other threads:[~2010-11-07 21:44 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <Pine.LNX.4.64.1011021530470.12128@takamine.ncl.cs.columbia.edu>
     [not found] ` <4CD08419.5050803@kernel.org>
     [not found]   ` <AANLkTinOg6n3ZA+0gHzw9LouRuUmJ7DJwHtABRy5c=gM@mail.gmail.com>
     [not found]     ` <4CD26948.7050009@kernel.org>
     [not found]       ` <20101104164401.GC10656@sundance.ccs.neu.edu>
     [not found]         ` <4CD3CE29.2010105@kernel.org>
     [not found]           ` <20101106053204.GB12449@count0.beaverton.ibm.com>
     [not found]             ` <20101106204008.GA31077@sundance.ccs.neu.edu>
2010-11-07 21:44               ` Oren Laadan [this message]
2010-11-07 23:31                 ` [Ksummit-2010-discuss] checkpoint-restart: naked patch Gene Cooperman
     [not found]               ` <4CD5D99A.8000402@cs.columbia.edu>
     [not found]                 ` <20101107184927.GF31077@sundance.ccs.neu.edu>
     [not found]                   ` <20101107184927.GF31077-Rl5vdzG4YPwx/1z6v04GWfZ8FUJU4vz8@public.gmane.org>
2010-11-07 21:59                     ` Oren Laadan
2010-11-17 11:57                       ` Tejun Heo
2010-11-17 15:39                         ` Serge E. Hallyn
2010-11-17 15:46                           ` Tejun Heo
2010-11-18  9:13                             ` Pavel Emelyanov
     [not found]                               ` <4CE4EE21.6050305-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2010-11-18  9:48                                 ` Tejun Heo
2010-11-18 20:13                                   ` Jose R. Santos
2010-11-19  3:54                                   ` Serge Hallyn
2010-11-18 19:53                             ` Oren Laadan
2010-11-19  4:10                             ` Serge Hallyn
2010-11-19 14:04                               ` Tejun Heo
     [not found]                                 ` <4CE683E1.6010500-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2010-11-19 14:36                                   ` Kirill Korotaev
     [not found]                                     ` <04F4899E-B5C7-4BAF-8F2F-05D507A91408-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
2010-11-19 15:33                                       ` Tejun Heo
2010-11-19 16:00                                         ` Alexey Dobriyan
2010-11-19 16:01                                           ` Alexey Dobriyan
2010-11-19 16:10                                             ` Tejun Heo
2010-11-19 16:25                                               ` Alexey Dobriyan
2010-11-19 16:06                                           ` Tejun Heo
2010-11-19 16:16                                             ` Alexey Dobriyan
2010-11-19 16:19                                               ` Tejun Heo
2010-11-19 16:27                                                 ` Alexey Dobriyan
     [not found]                                                   ` <AANLkTin7kd3crS+fTLLea5PhAii7B3dz=n7p7YtQ6d4g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-11-19 16:32                                                     ` Tejun Heo
2010-11-19 16:38                                                       ` Alexey Dobriyan
2010-11-19 16:50                                                         ` Tejun Heo
2010-11-19 16:55                                                           ` Alexey Dobriyan
2010-11-20 17:58                                         ` Oren Laadan
2010-11-20 18:08                                   ` Oren Laadan
2010-11-20 18:11                                   ` Oren Laadan
     [not found]                                     ` <4CE69B8C.6050606-eQaUEPhvms7ENvBUuze7eA@public.gmane.org>
2010-11-20 18:15                                       ` Oren Laadan
2010-11-20 19:33                                         ` Tejun Heo
2010-11-21  8:18                                           ` Gene Cooperman
2010-11-21  8:21                                             ` Gene Cooperman
2010-11-22 18:02                                               ` Sukadev Bhattiprolu
2010-11-23 17:53                                               ` Oren Laadan
2010-11-24  3:50                                                 ` Kapil Arya
2010-11-25 16:04                                                   ` Oren Laadan
2010-11-29  4:09                                                     ` Gene Cooperman
2010-11-21 22:41                                             ` Grant Likely
2010-11-22 17:34                                             ` Oren Laadan
2010-11-22 17:18                                           ` Oren Laadan
2010-11-20 18:05                                 ` Oren Laadan
2010-11-17 22:17                         ` Matt Helsley
     [not found]                           ` <20101117221713.GA27736-52DBMbEzqgQ/wnmkkaCWp/UQ3DHhIser@public.gmane.org>
2010-11-18 10:06                             ` Tejun Heo
2010-11-18 20:25                             ` Oren Laadan
     [not found]           ` <AANLkTimDXKsBCxbsEOfgkYV2R8FK=bhFdmx9UQow5hqp@mail.gmail.com>
     [not found]             ` <4CD5DCE3.3000109@cs.columbia.edu>
     [not found]               ` <20101107194222.GG31077@sundance.ccs.neu.edu>
     [not found]                 ` <4CD71A6B.3020905@cs.columbia.edu>
     [not found]                   ` <20101107230516.GJ31077@sundance.ccs.neu.edu>
     [not found]                     ` <4CD774CA.8030004@cs.columbia.edu>
     [not found]                       ` <20101108162630.GN31077@sundance.ccs.neu.edu>
2010-11-08 18:14                         ` Oren Laadan
2010-11-08 18:37                           ` Gene Cooperman
2010-11-08 19:34                             ` Oren Laadan

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