Re: [ROOT] Using root with OpenMOSIX

From: Fons Rademakers (Fons.Rademakers@cern.ch)
Date: Wed Jun 12 2002 - 16:22:54 MEST


Hi Sam,

  I assume Mosix correctly migrates all depending shared libs with the
jobs? Any idea where it segv's?

Cheers, Fons.



On Tue, 2002-06-11 at 19:42, Sam Waldman wrote:
> 
> Hi folks,
> 
> 	I'm running ROOT on a 5 node redhat-7.3 cluster.  We have
> installed an OpenMOSIX kernel on each of the machines,  allowing
> transparent clustering across all 5 machines.  The makers of OpenMOSIX
> call it "fork and forget",  and for many applications we run,  including
> large geant applications,  it runs fine --  big jobs automatically migrate
> around the cluster to the least loaded machine.  Unfortunately,  every
> time mosix tries to send a root application to another machine,  it
> segmentation faults.  If the job is locked onto one node,  even a node
> seperate from the home node,  the job runs fine.
> 
> 	Does anyone have any experience using root with MOSIX or
> OpenMOSIX?  Or are there any obvious reasons for this behaviour?  Any help
> will be greatly appreciated.
> 
> 	sam waldman
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