Re: [gpfsug-discuss] Used virtualization technologies for GPFS/Spectrum Scale

2017-04-24 Thread serv...@metamodul.com
Hi Jonathan todays hardware is so powerful that imho it might make sense to split a CEC into more "piece". For example the IBM S822L has up to 2x12 cores, 9 PCI3 slots ( 4×16 lans & 5×8 lan ). I think that such a server is a little bit to big  just to be a single NSD server. Note that i use for

Re: [gpfsug-discuss] Spectrum Scale (GPFS) FAQ - Maximum number of remote clusters accessing a given cluster

2017-02-28 Thread serv...@metamodul.com
Thx a lot Perry I never thought about outbound or inbound cluster access. Wish you all the best Hajo --  Unix Systems Engineer MetaModul GmbH +49 177 4393994___ gpfsug-discuss mailing list gpfsug-discuss at spectrumscale.org http://gpfsug.org/mailman/l

Re: [gpfsug-discuss] gpfs snapshots

2016-09-14 Thread serv...@metamodul.com
I am missing since ages such a framework. I had my simple one devoloped on the gpfs callbacks which allowed me to have a centralized cron (HA) up to oracle also  high available and ha nfs on Aix. Hajo Universal Inventor ___ gpfsug-discuss mailing list

Re: [gpfsug-discuss] gpfs snapshots

2016-09-14 Thread serv...@metamodul.com
Why not use a GPFS user extented attribut for that ? In a certain way i see GPFS as a database. ^_^ Hajo Von Samsung Mobile gesendet Ursprüngliche Nachricht Von: Jez Tucker Datum:2016.09.13 11:10 (GMT+01:00) An: gpfsug-discuss@spectrumscale.org Betreff: Re: [gpfsug-discus

Re: [gpfsug-discuss] TSM and re-linked filesets

2016-05-04 Thread serv...@metamodul.com
Have thought about the use of a submount ? Meaning you link your fileset to the new directory and mount that dir on the old dir or you do not unlink at all but submount the old directory at the new directory. Von Samsung Mobile gesendet Ursprüngliche Nachricht Von: "Sobey, Ric

Re: [gpfsug-discuss] IBM Spectrum Scale transparent cloud tiering

2016-01-29 Thread serv...@metamodul.com
Hi Robert, i refered to your posting i assume ^_^ Note the following is from what I know, Since i did not had any change to work with GPFS in the last 2 years my knowledge will be outdated. The current GPFS tiering options depending on the DMAPI which i am not a big fan since it had in the past

[gpfsug-discuss] IBM Spectrum Scale transparent cloud tiering

2016-01-29 Thread serv...@metamodul.com
Hi i saw in the GPFS Forum somebody mentioning IBM Spectrum Scale transparent cloud tiering http://www.ibm.com/developerworks/servicemanagement/tc/gpfs/evaluate.html Thus the question. Does somebody knows how that - the tiering into clould services - is technical done and what limitations exist

Re: [gpfsug-discuss] GPFS Remote Cluster Co-existence with CTDB/NFS Re-exporting

2015-12-16 Thread serv...@metamodul.com
... last week, you are in for one wild ride. I would also point out that the flapping did not stop until we resolved connectivity for *all* of the clients, so remember that even having one single half-connected client is poisonous to your stability. ... In this context i think GPFS should provide

Re: [gpfsug-discuss] How can we give read access to GPFS data with restricting data copy.

2015-11-29 Thread serv...@metamodul.com
I think you talk about something like the novell ci copy inhibit attribut  https://www.novell.com/documentation/oes11/stor_filesys_lx/data/bs3fkbm.html. With the current GPFS it is imho not possible. Might be able in case leight weight callbacks gets introduced. Together with self defined user att

Re: [gpfsug-discuss] GPFS and High Availability , GPFS and the System i (AS/400 )

2015-11-16 Thread serv...@metamodul.com
Hi Scott, > > It is probably not what you are looking for, but I did implement a two node > HA solution using callbacks for SNMP. ... I knew about and wrote even my own generic HA API for GPFS based on the very old GPFS callbacks ( preumount ) I am trying to make IBM aware that they have

[gpfsug-discuss] GPFS and High Availability , GPFS and the System i (AS/400 )

2015-11-11 Thread serv...@metamodul.com
@IBM GPFS and HA GPFS has now the so called protocol nodes which do provide a HA environment for NFS and SAMBA. I assume its based on the CTDB since the CTDB is currently supporting a few protocols already.* What i would like to see is a generic HA interface using GPFS. It could be based on t