<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">So first, apologies for hijacking the thread, but this is a hot issue as we are planning 4.2.x to 5.x.y upgrade<div class="">in the unspecified future, and are currently running CNFS and clustered CIFS. Those exporter nodes</div><div class="">are in need of replacement, and I am unsure of the future status of CNFS and CIFS (are they even in 5.x?).</div><div class="">Is there a way to roll out protocols while still offering CNFS/Clustered CIFS, and cut over when it's ready for prime time? <br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jun 13, 2018, at 6:32 AM, Tomer Perry <<a href="mailto:TOMP@il.ibm.com" class="">TOMP@il.ibm.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><font size="2" face="sans-serif" class="">Hi,</font><br class=""><br class=""><font size="2" face="sans-serif" class="">:-) I explicitly used the term "same
environment".</font><br class=""><br class=""><font size="2" face="sans-serif" class="">The simple answer would be <b class="">NO</b>,
but:</font><br class=""><font size="2" face="sans-serif" class="">While the code will only enforce not
configuring CES and CNFS on the same cluster - it wouldn't know to do that
between clusters - so I don't believe anything will prevent you from configuring
it.</font><br class=""><font size="2" face="sans-serif" class="">That said, there might be implications
on recovery that might lead to data corruption ( imagine two systems that
don't know about the other locks for the reclaim process).</font><br class=""><br class=""><font size="2" face="sans-serif" class=""><br class="">Regards,<br class=""><br class="">Tomer Perry<br class="">Scalable I/O Development (Spectrum Scale)<br class=""><a href="mailto:tomp@il.ibm.com" class="">email: tomp@il.ibm.com</a><br class="">1 Azrieli Center, Tel Aviv 67021, Israel<br class="">Global Tel: +1 720 3422758<br class="">Israel Tel: +972 3 9188625<br class="">Mobile: +972 52 2554625<br class=""></font><br class=""><br class=""><br class=""><br class=""><font size="1" color="#5f5f5f" face="sans-serif" class="">From:
</font><font size="1" face="sans-serif" class=""><a href="mailto:david_johnson@brown.edu" class="">david_johnson@brown.edu</a></font><br class=""><font size="1" color="#5f5f5f" face="sans-serif" class="">To:
</font><font size="1" face="sans-serif" class="">gpfsug main discussion
list <<a href="mailto:gpfsug-discuss@spectrumscale.org" class="">gpfsug-discuss@spectrumscale.org</a>></font><br class=""><font size="1" color="#5f5f5f" face="sans-serif" class="">Date:
</font><font size="1" face="sans-serif" class="">13/06/2018 13:13</font><br class=""><font size="1" color="#5f5f5f" face="sans-serif" class="">Subject:
</font><font size="1" face="sans-serif" class="">Re: [gpfsug-discuss]
GPFS 4.2.3-9 and RHEL 7.5</font><br class=""><font size="1" color="#5f5f5f" face="sans-serif" class="">Sent by:
</font><font size="1" face="sans-serif" class=""><a href="mailto:gpfsug-discuss-bounces@spectrumscale.org" class="">gpfsug-discuss-bounces@spectrumscale.org</a></font><br class=""><hr noshade="" class=""><br class=""><br class=""><br class=""><font size="3" class="">Could you expand on what is meant by “same environment”?
Can I export the same fs in one cluster from cnfs nodes (ie NSD cluster
with no root squash) and also export the same fs in another cluster (client
cluster with root squash) using Ganesha?<br class=""></font><br class=""><font size="3" class=""> -- ddj</font><br class=""><font size="3" class="">Dave Johnson</font><br class=""><font size="3" class=""><br class="">On Jun 13, 2018, at 5:48 AM, Tomer Perry <</font><a href="mailto:TOMP@il.ibm.com" class=""><font size="3" color="blue" class=""><u class="">TOMP@il.ibm.com</u></font></a><font size="3" class="">>
wrote:<br class=""></font><br class=""><font size="2" face="sans-serif" class="">knfs is supported - with or without
the cNFS feature ( cNFS will add HA to NFS on top of GPFS - </font><a href="https://www.ibm.com/support/knowledgecenter/en/STXKQY_5.0.1/com.ibm.spectrum.scale.v5r01.doc/bl1adv_cnfs.htm" class=""><font size="2" color="blue" face="sans-serif" class=""><u class="">https://www.ibm.com/support/knowledgecenter/en/STXKQY_5.0.1/com.ibm.spectrum.scale.v5r01.doc/bl1adv_cnfs.htm</u></font></a><font size="2" face="sans-serif" class="">).</font><font size="3" class=""><br class=""></font><font size="2" face="sans-serif" class=""><br class="">knfs and cNFS can't coexist with CES in the same environment.</font><font size="3" class=""><br class=""></font><font size="2" face="sans-serif" class=""><br class=""><br class="">Regards,<br class=""><br class="">Tomer Perry<br class="">Scalable I/O Development (Spectrum Scale)<br class="">email: </font><a href="mailto:tomp@il.ibm.com" class=""><font size="2" color="blue" face="sans-serif" class=""><u class="">tomp@il.ibm.com</u></font></a><font size="2" face="sans-serif" class=""><br class="">1 Azrieli Center, Tel Aviv 67021, Israel<br class="">Global Tel: +1 720 3422758<br class="">Israel Tel: +972 3 9188625<br class="">Mobile: +972 52 2554625</font><font size="3" class=""><br class=""><br class=""><br class=""><br class=""></font><font size="1" color="#5f5f5f" face="sans-serif" class=""><br class="">From: </font><font size="1" face="sans-serif" class="">Jonathan
Buzzard <</font><a href="mailto:jonathan.buzzard@strath.ac.uk" class=""><font size="1" color="blue" face="sans-serif" class=""><u class="">jonathan.buzzard@strath.ac.uk</u></font></a><font size="1" face="sans-serif" class="">></font><font size="1" color="#5f5f5f" face="sans-serif" class=""><br class="">To: </font><font size="1" face="sans-serif" class="">gpfsug
main discussion list <</font><a href="mailto:gpfsug-discuss@spectrumscale.org" class=""><font size="1" color="blue" face="sans-serif" class=""><u class="">gpfsug-discuss@spectrumscale.org</u></font></a><font size="1" face="sans-serif" class="">></font><font size="1" color="#5f5f5f" face="sans-serif" class=""><br class="">Date: </font><font size="1" face="sans-serif" class="">13/06/2018
12:38</font><font size="1" color="#5f5f5f" face="sans-serif" class=""><br class="">Subject: </font><font size="1" face="sans-serif" class="">Re:
[gpfsug-discuss] GPFS 4.2.3-9 and RHEL 7.5</font><font size="1" color="#5f5f5f" face="sans-serif" class=""><br class="">Sent by: </font><a href="mailto:gpfsug-discuss-bounces@spectrumscale.org" class=""><font size="1" color="blue" face="sans-serif" class=""><u class="">gpfsug-discuss-bounces@spectrumscale.org</u></font></a><font size="3" class=""><br class=""></font><hr noshade="" class=""><font size="3" class=""><br class=""><br class=""></font><tt class=""><font size="2" class=""><br class="">On Wed, 2018-06-13 at 09:33 +0000, Sobey, Richard A wrote:<br class="">> 4.2.3.9 is supported on RHEL 7.5, the FAQ has not been updated yet<br class="">> however.<br class="">> <br class=""><br class="">Then we are down to kernel NFS not been supported then?<br class=""><br class="">JAB.<br class=""><br class="">-- <br class="">Jonathan A. Buzzard
Tel: +44141-5483420<br class="">HPC System Administrator, ARCHIE-WeSt.<br class="">University of Strathclyde, John Anderson Building, Glasgow. G4 0NG<br class=""><br class=""><br class="">_______________________________________________<br class="">gpfsug-discuss mailing list<br class="">gpfsug-discuss at </font></tt><a href="http://spectrumscale.org/" class=""><tt class=""><font size="2" color="blue" class=""><u class="">spectrumscale.org</u></font></tt></a><font size="3" color="blue" class=""><u class=""><br class=""></u></font><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss" class=""><tt class=""><font size="2" color="blue" class=""><u class="">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</u></font></tt></a><tt class=""><font size="2" class=""><br class=""></font></tt><font size="3" class=""><br class=""><br class=""><br class=""></font><br class=""><font size="3" class="">_______________________________________________<br class="">gpfsug-discuss mailing list<br class="">gpfsug-discuss at </font><a href="http://spectrumscale.org/" class=""><font size="3" color="blue" class=""><u class="">spectrumscale.org</u></font></a><font size="3" color="blue" class=""><u class=""><br class=""></u></font><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss" class=""><font size="3" color="blue" class=""><u class="">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</u></font></a><tt class=""><font size="2" class="">_______________________________________________<br class="">gpfsug-discuss mailing list<br class="">gpfsug-discuss at <a href="http://spectrumscale.org" class="">spectrumscale.org</a><br class=""></font></tt><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss" class=""><tt class=""><font size="2" class="">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</font></tt></a><tt class=""><font size="2" class=""><br class=""></font></tt><br class=""><br class=""><br class="">_______________________________________________<br class="">gpfsug-discuss mailing list<br class="">gpfsug-discuss at <a href="http://spectrumscale.org" class="">spectrumscale.org</a><br class=""><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss" class="">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</a><br class=""></div></blockquote></div><br class=""></div></body></html>