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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Hi Bob,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">That is exactly what I was after, thanks very much! Should buy us a little time so we can resolve our networking issue.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Thanks again<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Matt.<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> gpfsug-discuss-bounces@spectrumscale.org [mailto:gpfsug-discuss-bounces@spectrumscale.org]
<b>On Behalf Of </b>Oesterlin, Robert<br>
<b>Sent:</b> 25 October 2016 13:23<br>
<b>To:</b> gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>
<b>Subject:</b> Re: [gpfsug-discuss] Forcing which node gets expelled?<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Helvetica",sans-serif">If you look at /usr/lpp/mmfs/samples/expelnode.sample you can use this as a base and install this in /var/mmfs/etc on the cluster manager. You can control which
of the two nodes get expelled.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Helvetica",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Helvetica",sans-serif">We use it here to send an alert when a node is expelled.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Helvetica",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Helvetica",sans-serif">There is also "mmexpelnode" which you can force a particular node to be expelled.<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span lang="EN-US" style="font-size:10.5pt;font-family:"Helvetica",sans-serif;color:black">Bob Oesterlin<br>
Sr Principal Storage Engineer, Nuance<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Calibri",sans-serif;color:black">From:
</span></b><span lang="EN-US" style="font-family:"Calibri",sans-serif;color:black"><<a href="mailto:gpfsug-discuss-bounces@spectrumscale.org">gpfsug-discuss-bounces@spectrumscale.org</a>> on behalf of Matt Thorpe <<a href="mailto:matt.thorpe@bodleian.ox.ac.uk">matt.thorpe@bodleian.ox.ac.uk</a>><br>
<b>Reply-To: </b>gpfsug main discussion list <<a href="mailto:gpfsug-discuss@spectrumscale.org">gpfsug-discuss@spectrumscale.org</a>><br>
<b>Date: </b>Tuesday, October 25, 2016 at 7:05 AM<br>
<b>To: </b>gpfsug main discussion list <<a href="mailto:gpfsug-discuss@spectrumscale.org">gpfsug-discuss@spectrumscale.org</a>><br>
<b>Subject: </b>[EXTERNAL] [gpfsug-discuss] Forcing which node gets expelled?<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">Hi,<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">We are in the process of diagnosing a networking issue that is causing 2 of our 6 node GPFS cluster to expel each other (it appears they experience a temporary
network connection outage and lose contact with each other). At present it's not consistent which gets expelled by the cluster manager, and I wondered if there was any way to always force a specific node to be expelled in this situation?<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">Thanks and best regards,<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">Matt<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">--------<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">Matt Thorpe | BDLSS Systems Administrator<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">Bodleian Libraries Osney One Building, Osney Mead, Oxford, OX2 0EW<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black"><a href="mailto:matt.thorpe@bodleian.ox.ac.uk">matt.thorpe@bodleian.ox.ac.uk</a> | 01865 (2)80027<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">_______________________________________________<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">gpfsug-discuss mailing list<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black">gpfsug-discuss at spectrumscale.org<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Consolas;color:black"><a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__gpfsug.org_mailman_listinfo_gpfsug-2Ddiscuss&d=CwICAg&c=djjh8EKwHtOepW4Bjau0lKhLlu-DxM1dlgP0rrLsOzY&r=LPDewt1Z4o9eKc86MXmhqX-45Cz1yz1ylYELF9olLKU&m=Q_f6z64tvENxA9ac7rqWFj2jNd5IrpWEXcynJzHFjz4&s=jqso6xVB-V_zgLba-xjlWwiw3fNRan9NspsVq4PY4nA&e=">https://urldefense.proofpoint.com/v2/url?u=http-3A__gpfsug.org_mailman_listinfo_gpfsug-2Ddiscuss&d=CwICAg&c=djjh8EKwHtOepW4Bjau0lKhLlu-DxM1dlgP0rrLsOzY&r=LPDewt1Z4o9eKc86MXmhqX-45Cz1yz1ylYELF9olLKU&m=Q_f6z64tvENxA9ac7rqWFj2jNd5IrpWEXcynJzHFjz4&s=jqso6xVB-V_zgLba-xjlWwiw3fNRan9NspsVq4PY4nA&e=</a>
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