<font size=3 face="Arial">Are you really running version 5.0.2? If
so then I presume you have a beta version since it has not yet been released.
For beta problems there is a specific feedback mechanism that should
be used to report problems.</font><br><br><font size=3 face="sans-serif">Fred<br>__________________________________________________<br>Fred Stock | IBM Pittsburgh Lab | 720-430-8821<br>stockf@us.ibm.com</font><br><br><br><br><font size=1 color=#5f5f5f face="sans-serif">From:
</font><font size=1 face="sans-serif">Matthias Knigge <Matthias.Knigge@rohde-schwarz.com></font><br><font size=1 color=#5f5f5f face="sans-serif">To:
</font><font size=1 face="sans-serif">"gpfsug-discuss@spectrumscale.org"
<gpfsug-discuss@spectrumscale.org></font><br><font size=1 color=#5f5f5f face="sans-serif">Date:
</font><font size=1 face="sans-serif">09/07/2018 08:08 AM</font><br><font size=1 color=#5f5f5f face="sans-serif">Subject:
</font><font size=1 face="sans-serif">[gpfsug-discuss]
Problem with mmlscluster and callback scripts</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><font size=2 face="Arial">Hello together,</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">I am using the version 5.0.2.0 of GPFS and
have problems with the command mmlscluster and callback-scripts. It is
a small cluster of two nodes only. If I shutdown one of the nodes sometimes
mmlscluster reports the following output:</font><br><font size=2 face="Arial">[root@gpfs-tier1 gpfs5.2]# mmgetstate</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">Node number Node name
GPFS state</font><br><font size=2 face="Arial">-------------------------------------------</font><br><font size=2 face="Arial"> 1
gpfs-tier1 arbitrating</font><br><font size=2 face="Arial">[root@gpfs-tier1 gpfs5.2]# mmlscluster</font><br><font size=2 face="Arial">ssh: connect to host gpfs-tier2 port 22:
No route to host</font><br><font size=2 face="Arial">mmlscluster: Unable to retrieve GPFS cluster
files from node gpfs-tier2</font><br><font size=2 face="Arial">mmlscluster: Command failed. Examine previous
error messages to determine cause.</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">Normally the output is like this:</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">[root@gpfs-tier1 gpfs5.2]# mmlscluster</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">GPFS cluster information</font><br><font size=2 face="Arial">========================</font><br><font size=2 face="Arial"> GPFS cluster name:
TIERCLUSTER.gpfs-tier1</font><br><font size=2 face="Arial"> GPFS cluster id:
12458173498278694815</font><br><font size=2 face="Arial"> GPFS UID domain:
TIERCLUSTER.gpfs-tier1</font><br><font size=2 face="Arial"> Remote shell command:
/usr/bin/ssh</font><br><font size=2 face="Arial"> Remote file copy command: /usr/bin/scp</font><br><font size=2 face="Arial"> Repository type:
server-based</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">GPFS cluster configuration servers:</font><br><font size=2 face="Arial">-----------------------------------</font><br><font size=2 face="Arial"> Primary server: gpfs-tier2</font><br><font size=2 face="Arial"> Secondary server: gpfs-tier1</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">Node Daemon node name IP address
Admin node name Designation</font><br><font size=2 face="Arial">----------------------------------------------------------------------</font><br><font size=2 face="Arial"> 1 gpfs-tier1
192.168.178.10 gpfs-tier1 quorum-manager</font><br><font size=2 face="Arial"> 2 gpfs-tier2
192.168.178.11 gpfs-tier2 quorum-manager</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">[root@gpfs-tier1 gpfs5.2]# mmlscallback</font><br><font size=2 face="Arial">NodeDownCallback</font><br><font size=2 face="Arial"> command
= /var/mmfs/rs/nodedown.ksh</font><br><font size=2 face="Arial"> priority
= 1</font><br><font size=2 face="Arial"> event
= quorumNodeLeave</font><br><font size=2 face="Arial"> parms
= %eventNode %quorumNodes</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">NodeUpCallback</font><br><font size=2 face="Arial"> command
= /var/mmfs/rs/nodeup.ksh</font><br><font size=2 face="Arial"> priority
= 1</font><br><font size=2 face="Arial"> event
= quorumNodeJoin</font><br><font size=2 face="Arial"> parms
= %eventNode %quorumNodes</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">If I shutdown the filesystem via mmshutdown
the callback script works but if I shutdown the whole node the scripts
does not run.</font><br><font size=2 face="Arial">The latest log-entry in mmfs.log.latest shows
only this information:</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">2018-09-07_13:12:36.724+0200: [I] Cluster
Manager connection broke. Probing cluster TIERCLUSTER.gpfs-tier1</font><br><font size=2 face="Arial">2018-09-07_13:12:37.226+0200: [E] Unable
to contact enough other quorum nodes during cluster probe.</font><br><font size=2 face="Arial">2018-09-07_13:12:37.226+0200: [E] Lost membership
in cluster TIERCLUSTER.gpfs-tier1. Unmounting file systems.</font><br><font size=2 face="Arial">2018-09-07_13:12:38.448+0200: [N] Connecting
to 192.168.178.11 gpfs-tier2 <c0p1></font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">Could anybody help me in this case? I want
to try to start a script if one node goes down or up to change the roles
for starting the filesystem. The callback event NodeLeave and NodeJoin
do not run too.</font><br><font size=2 face="Arial">Any more information required? If yes, please
let me know!</font><br><font size=2 face="Arial"> </font><br><font size=2 face="Arial">Many thanks in advance and a nice weekend!</font><br><font size=2 face="Arial">Matthias</font><br><font size=2 face="Arial"> </font><br><font size=2 face="sans-serif">Best Regards<br><br>Matthias Knigge<br>R&D File Based Media Solutions<br><br>Rohde & Schwarz <br>GmbH & Co. KG<br>Hanomaghof 1<br>30449 Hannover<br>Telefon +49 511 67 80 7 213<br>Fax +49 511 37 19 74<br>Internet: Matthias.Knigge@rohde-schwarz.com<br>------------------------------------------------------------<br>Geschäftsführung / Executive Board: Christian Leicher (Vorsitzender / Chairman),
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