Re: [gpfsug-discuss] storage-based replication for Spectrum Scale

2018-01-25 Thread Olaf Weiser
yes... to add some more details even though it might be very theoretical, that only some nodes from the foreign cluster 'll suffer from connection issues, the rule to react up on expel request isA) if the requested node is really unreachable (or in trouble) ... the node will loose the disk

Re: [gpfsug-discuss] storage-based replication for Spectrum Scale

2018-01-25 Thread John Hearns
Achim, Thankyou for your clear reply. Yes indeed we are using AFM at the moment. From: gpfsug-discuss-boun...@spectrumscale.org [mailto:gpfsug-discuss-boun...@spectrumscale.org] On Behalf Of Achim Rehor Sent: Thursday, January 25, 2018 11:21 AM To: gpfsug main discussion list

Re: [gpfsug-discuss] storage-based replication for Spectrum Scale

2018-01-25 Thread Achim Rehor
John, yes, they definitely can!Nodes in a remote cluster are tob viewed just as local nodes in terms of taking part in the mechanisms of access to data.Token management will be done just as with local nodes. So if one node in cluster A recognizes a communication issue with a node in cluster B, it

Re: [gpfsug-discuss] storage-based replication for Spectrum Scale

2018-01-25 Thread Yaron Daniel
Hi You can do remote mount between GPFS clusters. https://www.ibm.com/support/knowledgecenter/en/STXKQY_5.0.0/com.ibm.spectrum.scale.v5r00.doc/bl1adv_admmcch.htm Where is you daemon communication network ? IP ir IP Over IB ? Regards Yaron Daniel 94 Em Ha'Moshavot Rd Server, Storage

[gpfsug-discuss] AFM and RHEL 7.4

2018-01-25 Thread Jan-Frode Myklebust
The FAQ has a note stating: 1. AFM, Asynch Disaster Recovery with AFM, Integrated Protocols, and Installation Toolkit are not supported on RHEL 7.4. Could someone please clarify this sentence ? It can't be right that none of these features are supported with RHEL 7.4, or .. ? -jf