Re: Kernel-level checkpointing

From: Jeff Moyer (moyer@mclinux.com)
Date: Mon May 15 2000 - 10:35:52 EST


==> Regarding Re: Kernel-level checkpointing; Andrew Morton <andrewm@uow.edu.au> adds:

andrewm> Rayson Ho wrote:
>> Hi,
>>
>> I want to develop a user-level application for fault-tolerance
>> servers. Can someone tell me where I can get information about the
>> kernel-level checkpointing (i.e., to write the image and state of a
>> process to disk so that another computer can re-run that process)??

http> //www.cs.rochester.edu/~edpin/epckpt/

  bproc provides similar functionality to this. Also check out MOSIX.

  bproc:
  http://www.beowulf.org/software/bproc.html

  MOSIX:
  http://www.cnds.jhu.edu/mirrors/mosix/

  Note that neither solution tolerates node failure with open network
  sockets. It is very difficult to checkpoint TCP/IP state.

Regards,

Jeff Moyer
http://www.missioncriticallinux.com/

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