No - the :0 and :1 address are floating addresses *assigned by CES* - it 
created those interfaces. The issue seems to be that these are assigned and CES 
doesn't know it.

Bob Oesterlin
Sr Storage Engineer, Nuance HPC Grid

From: <> on behalf of Olaf Weiser 
Reply-To: gpfsug main discussion list <>
Date: Monday, October 17, 2016 at 1:53 PM
To: gpfsug main discussion list <>
Subject: [EXTERNAL] Re: [gpfsug-discuss] CES: IP address won't assign: 
"handleNetworkProblem with lock held"

ah .. I see.. seems, that you already has IP aliases around .. GPFS don't like 
eg. your node      inet
has already an alias - ... if I understand you answers 

from the doc'... [...] you need to provide a static IP adress, that is not 
already[...] as an alias [...]

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