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<p>from Bryan Hess...<br>
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<th valign="BASELINE" nowrap="nowrap" align="RIGHT">Subject:
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<td>Notes for systems mounting Lustre on Ethernet through
the NFS Gateways</td>
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<th valign="BASELINE" nowrap="nowrap" align="RIGHT">Date: </th>
<td>Wed, 7 Aug 2019 16:08:19 -0400</td>
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<th valign="BASELINE" nowrap="nowrap" align="RIGHT">From: </th>
<td>Bryan Hess <a class="moz-txt-link-rfc2396E" href="mailto:bhess@jlab.org"><bhess@jlab.org></a></td>
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<th valign="BASELINE" nowrap="nowrap" align="RIGHT">To: </th>
<td>Brad Sawatzky <a class="moz-txt-link-rfc2396E" href="mailto:brads@jlab.org"><brads@jlab.org></a>, Ole Hansen
<a class="moz-txt-link-rfc2396E" href="mailto:ole@jlab.org"><ole@jlab.org></a>, Mark Ito <a class="moz-txt-link-rfc2396E" href="mailto:marki@jlab.org"><marki@jlab.org></a>,
Nathan Baltzell <a class="moz-txt-link-rfc2396E" href="mailto:baltzell@jlab.org"><baltzell@jlab.org></a>, Sergey
Boyarinov <a class="moz-txt-link-rfc2396E" href="mailto:boiarino@jlab.org"><boiarino@jlab.org></a>, David Lawrence
<a class="moz-txt-link-rfc2396E" href="mailto:davidl@jlab.org"><davidl@jlab.org></a></td>
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<th valign="BASELINE" nowrap="nowrap" align="RIGHT">CC: </th>
<td><a class="moz-txt-link-abbreviated" href="mailto:sciadm@jlab.org">sciadm@jlab.org</a> <a class="moz-txt-link-rfc2396E" href="mailto:sciadm@jlab.org"><sciadm@jlab.org></a>, Graham Heyes
<a class="moz-txt-link-rfc2396E" href="mailto:heyes@jlab.org"><heyes@jlab.org></a></td>
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Hall or desktop system that are access /lustre/expphy/cache
over Ethernet using the NFS gateways may need changes after
tomorrow's Lustre maintenance<br>
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<b>Automounter</b>: </div>
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As of this writing there is a new entry for NIS auto.v.bb map
that provides lustre as a mount point via scifsgw10a (also has
the alias scifsgw) which is already in place. This should make
the transition straightforward in most cases:<br>
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<span style="margin: 0px">$ showmount -e scifsgw10a<br>
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<div style="margin: 0px">Export list for scifsgw10a:<br>
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<div style="margin: 0px">/lustre19
@workmount,cni-adm1.jlab.org<br>
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<span style="margin: 0px">/lustre2
@workmount,cni-adm1.jlab.org</span></div>
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<span style="margin: 0px">These changes have been made for the
scidaqgw10a/b/c/d/e/f systems.<br>
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<span style="margin: 0px"><b>Non-Automounter (/etc/fstab):</b></span></div>
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<span style="margin: 0px">If direct mounts for cache are done
in /etc/fstab then they will need to make the needed
adjustments for each case changing any of there local links.<span> </span><br>
</span></div>
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<span style="margin: 0px">Also need to make clear that both
old and new lustre will have to co-exist since volatile
resides on old and cache resides on new.</span></div>
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<span style="margin: 0px">In summary: Systems need to have
both /v/lustre2 and /v/lustre19 after tomorrow morning. </span></div>
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