Yes - so interesting - it looks like the nodes have the addresses assigned but 
CES doesn’t know that.

[root@tct-gw01 ~]# mmlscluster --ces

GPFS cluster information
========================
  GPFS cluster name:         nrg1-tct.nrg1.us.grid.nuance.com
  GPFS cluster id:           17869514639699411874

Cluster Export Services global parameters
-----------------------------------------
  Shared root directory:                /gpfs/fs1/ces
  Enabled Services:                     NFS
  Log level:                            0
  Address distribution policy:          even-coverage

Node  Daemon node name            IP address       CES IP address list
-----------------------------------------------------------------------
   4   tct-gw01.infra.us.grid.nuance.com 10.30.22.160     None
   5   tct-gw02.infra.us.grid.nuance.com 10.30.22.161     None
   6   tct-gw03.infra.us.grid.nuance.com 10.30.22.162     None
   7   tct-gw04.infra.us.grid.nuance.com 10.30.22.163     None

[root@tct-gw01 ~]# mmdsh -N cesnodes "ip a | grep 10.30.22." | sort -k 1
tct-gw01.infra.us.grid.nuance.com:      inet 10.30.22.160/24 brd 10.30.22.255 
scope global bond0
tct-gw01.infra.us.grid.nuance.com:      inet 10.30.22.176/24 brd 10.30.22.255 
scope global secondary bond0:0

tct-gw02.infra.us.grid.nuance.com:      inet 10.30.22.161/24 brd 10.30.22.255 
scope global bond0
tct-gw02.infra.us.grid.nuance.com:      inet 10.30.22.177/24 brd 10.30.22.255 
scope global secondary bond0:0
tct-gw02.infra.us.grid.nuance.com:      inet 10.30.22.178/24 brd 10.30.22.255 
scope global secondary bond0:1

tct-gw03.infra.us.grid.nuance.com:      inet 10.30.22.162/24 brd 10.30.22.255 
scope global bond0
tct-gw03.infra.us.grid.nuance.com:      inet 10.30.22.178/24 brd 10.30.22.255 
scope global secondary bond0:0

tct-gw04.infra.us.grid.nuance.com:      inet 10.30.22.163/24 brd 10.30.22.255 
scope global bond0
tct-gw04.infra.us.grid.nuance.com:      inet 10.30.22.179/24 brd 10.30.22.255 
scope global secondary bond0:0


Bob Oesterlin
Sr Storage Engineer, Nuance HPC Grid



From: <gpfsug-discuss-boun...@spectrumscale.org> on behalf of Olaf Weiser 
<olaf.wei...@de.ibm.com>
Reply-To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org>
Date: Monday, October 17, 2016 at 1:27 PM
To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org>
Subject: [EXTERNAL] Re: [gpfsug-discuss] CES: IP address won't assign: 
"handleNetworkProblem with lock held"

ip a | grep 10.30.22.
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