<div><font size=2 face="sans-serif">strange.. this should not happen ....
if you can recreate it, please open a PMR for this.. </font><br><br><br><br><font size=1 color=#5f5f5f face="sans-serif">From:
</font><font size=1 face="sans-serif">"Simon Thompson
(Research Computing - IT Services)" <S.J.Thompson@bham.ac.uk></font><br><font size=1 color=#5f5f5f face="sans-serif">To:
</font><font size=1 face="sans-serif">gpfsug main discussion
list <gpfsug-discuss@spectrumscale.org></font><br><font size=1 color=#5f5f5f face="sans-serif">Date:
</font><font size=1 face="sans-serif">10/17/2016 11:57 AM</font><br><font size=1 color=#5f5f5f face="sans-serif">Subject:
</font><font size=1 face="sans-serif">Re: [gpfsug-discuss]
CES: IP address won't assign:
"handleNetworkProblem with lock held"</font><br><font size=1 color=#5f5f5f face="sans-serif">Sent by:
</font><font size=1 face="sans-serif">gpfsug-discuss-bounces@spectrumscale.org</font><br><hr noshade><br><br><br><tt><font size=2><br>Does it strictly follow this?<br><br>We were doing some testing with tap interfaces into vxlan networks and
found that if we simulated taking down the vxlan interface (which appears
in ifconfig as a physical int really), then it moved the ces ip onto the
box's primary Nic which was a different subnet.<br><br>Simon<br>________________________________________<br>From: gpfsug-discuss-bounces@spectrumscale.org [gpfsug-discuss-bounces@spectrumscale.org]
on behalf of Olaf Weiser [olaf.weiser@de.ibm.com]<br>Sent: 17 October 2016 19:27<br>To: gpfsug main discussion list<br>Subject: Re: [gpfsug-discuss] CES: IP address won't assign:
"handleNetworkProblem with lock held"<br><br>simple question -sorry for that - your Nodes.. do they have an IP
address in the same subnet as your IP address listed here ?<br>and if, is this network up n running so that GPFS can find/detect it ?<br><br>what tells mmlscluster --ces ?<br><br><br>from each node - assuming class C /24 network , do a<br>ip a | grep 10.30.22.<br><br><br><br><br><br>cheers<br><br><br><br><br>From: "Oesterlin, Robert" <Robert.Oesterlin@nuance.com><br>To: gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>Date: 10/17/2016 08:00 AM<br>Subject: [gpfsug-discuss] CES: IP address won't
assign: "handleNetworkProblem with lock
held"<br>Sent by: gpfsug-discuss-bounces@spectrumscale.org<br>________________________________<br><br><br><br>Can anyone help me pinpoint the issue here? These message repeat and the
IP addresses never get assigned.<br><br>[root@tct-gw01 ~]# tail /var/mmfs/gen/mmfslog<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: Found unassigned address
10.30.22.178<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: Found unassigned address
10.30.22.179<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: Found unassigned address
10.30.22.177<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: Found unassigned address
10.30.22.176<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: handleNetworkProblem
with lock held: assignIP 10.30.22.178_0-_+,10.30.22.179_0-_+,10.30.22.177_0-_+,10.30.22.176_0-_+
1<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: Assigning addresses:
10.30.22.178_0-_+,10.30.22.179_0-_+,10.30.22.177_0-_+,10.30.22.176_0-_+<br>Mon Oct 17 10:57:55 EDT 2016: mmcesnetworkmonitor: moveCesIPs: 10.30.22.178_0-_+,10.30.22.179_0-_+,10.30.22.177_0-_+,10.30.22.176_0-_+<br><br><br>[root@tct-gw01 ~]# mmces state show -a<br>NODE
AUTH
AUTH_OBJ NETWORK
NFS OBJ
SMB CES<br>tct-gw01.infra.us.grid.nuance.com DISABLED
DISABLED HEALTHY
HEALTHY DISABLED DISABLED
HEALTHY<br>tct-gw02.infra.us.grid.nuance.com DISABLED
DISABLED HEALTHY
HEALTHY DISABLED DISABLED
HEALTHY<br>tct-gw03.infra.us.grid.nuance.com DISABLED
DISABLED HEALTHY
HEALTHY DISABLED DISABLED
HEALTHY<br>tct-gw04.infra.us.grid.nuance.com DISABLED
DISABLED HEALTHY
HEALTHY DISABLED DISABLED
HEALTHY<br>[root@tct-gw01 ~]# mmces address list<br><br>Address Node
Group
Attribute<br>-------------------------------------------------------------------------<br>10.30.22.178 unassigned
none
none<br>10.30.22.179 unassigned
none
none<br>10.30.22.177 unassigned
none
none<br>10.30.22.176 unassigned
none
none<br><br><br>Bob Oesterlin<br>Sr Storage Engineer, Nuance HPC Grid<br>507-269-0413<br> _______________________________________________<br>gpfsug-discuss mailing list<br>gpfsug-discuss at spectrumscale.org<br></font></tt><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss"><tt><font size=2>http://gpfsug.org/mailman/listinfo/gpfsug-discuss</font></tt></a><tt><font size=2><br><br><br><br>_______________________________________________<br>gpfsug-discuss mailing list<br>gpfsug-discuss at spectrumscale.org<br></font></tt><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss"><tt><font size=2>http://gpfsug.org/mailman/listinfo/gpfsug-discuss</font></tt></a><tt><font size=2><br><br></font></tt><br><br></div><BR>