mmperfmon config update --collectors othernode1,othernode2
-jf lør. 7. feb. 2026 kl. 18:32 skrev Ryan Novosielski <[email protected]>: > You might need to change the perfmon config. Or disable perf monitoring. > > You don’t need the GUI to take advantange of that stuff though, AFAIK. > > -- > #BlackLivesMatter > ____ > || \\UTGERS, |---------------------------*O*--------------------------- > ||_// the State | Ryan Novosielski (he/him) - [email protected] > || \\ University | Sr. Technologist - 973/972.0922 (2x0922) ~*~ RBHS Campus > || \\ of NJ | Office of Advanced Research Computing - MSB > A555B, Newark > `' > > On Feb 7, 2026, at 12:23, Jonathan Buzzard <[email protected]> > wrote: > > > I am trying to remove the GUI nodes from our cluster as they are no longer > required. I have managed one but the other is proving to be a problem > > If I try and delete it I get > > [root@gpfs0 ~]# mmdelnode gui1 > mmdelnode: Node gui1.<redacted> is being used as a performance monitoring > collector node. > mmdelnode: Command failed. Examine previous error messages to determine > cause. > > OK, lets change that > > [root@gpfs0 ~]# mmchnode --noperfmon -N gui1 > Sat 7 Feb 12:29:48 GMT 2026: mmchnode: Processing node gui1.<redacted> > mmchnode: Propagating the cluster configuration data to all > affected nodes. This is an asynchronous process. > > > That looks to have worked, lets try again 15 minutes later > > [root@gpfs0 ~]# mmdelnode gui1 > mmdelnode: Node gui1.<redacted> is being used as a performance monitoring > collector node. > mmdelnode: Command failed. Examine previous error messages to determine > cause. > > Still no joy. From recollection the performance monitoring was only added > as a requirement for setting up the GUI and was added to the GUI nodes. > > Do I have to designate another node for performance monitoring or is there > a way to get rid of it altogether, given we don't have GUI nodes any more > and are unlikely to have them ever again either. > > > JAB. > > -- > Jonathan A. Buzzard Tel: +44141-5483420 > HPC System Administrator, ARCHIE-WeSt. > University of Strathclyde, John Anderson Building, Glasgow. G4 0NG > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at gpfsug.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org > > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at gpfsug.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org >
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