<html><body><table border="0" cellspacing="0" cellpadding="0"><tr valign="top"><td width="861" colspan="5" valign="middle"><p><font size="2" face="Arial">Regards,</font></td></tr>
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<tr valign="top"><td width="63" rowspan="4"><font size="1" face="Arial"> </font><p><a href="https://www.ibm.com/cloud-computing/learn-more/middleware/" target="_blank"><img src="cid:1__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="63" height="100" alt="IBM Spectrum Computing" border="0"></a></td><td width="4" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="694" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="4" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="96" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td></tr>
<tr valign="top"><td width="4" valign="middle"><font size="2" face="Arial"> </font></td><td width="694"><b><font color="#128ACC" face="Arial">Bohai Zhang</font></b><br><font size="2" color="#777777" face="Arial">Senior Technical Leader, IBM Systems</font><br><font size="2" color="#777777" face="Arial">Tel: </font><a href="tel:1-905-316-2727"><u><font size="2" color="#0000FF" face="Arial">1-905-316-2727</font></u></a><br><font size="2" color="#777777" face="Arial">Mobile: </font><a href="tel:1-416-897-7488"><u><font size="2" color="#0000FF" face="Arial">1-416-897-7488</font></u></a><br><font size="2" color="#777777" face="Arial">Email: </font><a href="mailto:bzhang@ca.ibm.com"><u><font size="2" color="#0000FF" face="Arial">bzhang@ca.ibm.com</font></u></a><br><font size="2" color="#777777" face="Arial">3600 STEELES AVE EAST, MARKHAM, ON, L3R 9Z7, Canada</font><br><a href="https://www.youtube.com/watch?v=Q6sCrwyaL_E&feature=youtu.be" target="_blank"><img src="cid:3__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="Live Chat" border="0"></a><a href="https://twitter.com/IBMStorageSupt" target="_blank"><img src="cid:4__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="@IBMStorageSupt" border="0"></a><a href="https://itunes.apple.com/us/developer/international-business-machines-corp-stg/id512985125" target="_blank"><img src="cid:5__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="Mobile Apps" border="0"></a></td><td width="4" valign="middle"><font size="2" face="Arial"> </font></td><td width="96"><div align="right"><img src="cid:6__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="96" height="96" alt="Critical Situation Resolver Expert Badge" align="bottom"></div></td></tr>
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<tr valign="top"><td width="4" valign="middle"><font size="2" face="Arial"> </font></td><td width="694" valign="middle"><a href="http://www.ibm.com/support" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Support Portal</font></u></a><font size="2" face="Arial"> | </font><a href="http://www-933.ibm.com/support/fixcentral/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Fix Central</font></u></a><font size="2" face="Arial"> | </font><a href="https://www.ibm.com/support/knowledgecenter" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Knowledge Center</font></u></a><font size="2" face="Arial"> | </font><a href="https://www.ibm.com/developerworks/rfe/execute?use_case=changeRequestLanding" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Request for Enhancement</font></u></a><font size="2" face="Arial"> | </font><a href="http://www-03.ibm.com/systems/spectrum-computing/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Product SMC</font></u></a><font size="2" face="Arial"> | </font><a href="https://developer.ibm.com/storage/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">dWA</font></u></a><br><b><i><font size="2" color="#777777" face="Arial">We meet our service commitment only when you are very satisfied and EXTREMELY LIKELY to recommend IBM.</font></i></b></td><td width="4" valign="middle"><font size="2" face="Arial"> </font></td><td width="96"><a href="https://www.ibm.com/" target="_blank"><img src="cid:7__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="80" height="30" alt="IBM" align="right" border="0"></a></td></tr></table><font size="2"><br></font><br><font size="2" color="#800080">----- Forwarded by Bohai Zhang/Ontario/IBM</font><font size="2" color="#800080"> on 2018/05/18 02:18 PM</font><font size="2" color="#800080"> -----</font><br><br><font size="2" color="#5F5F5F">From: </font><font size="2">Bohai Zhang/Ontario/IBM</font><br><font size="2" color="#5F5F5F">To: </font><font size="2">Skylar Thompson <skylar2@uw.edu></font><br><font size="2" color="#5F5F5F">Date: </font><font size="2">2018/05/18 11:40 AM</font><br><font size="2" color="#5F5F5F">Subject: </font><font size="2">Re: [gpfsug-discuss] IBM Spectrum Scale Support Webinar - Spectrum Scale Disk Lease, Expel & Recovery</font><br><hr width="100%" size="2" align="left" noshade style="color:#8091A5; "><br><br><font size="2">Hi Skylar,</font><br><br><font size="2">Thanks for your interesting. It will be recorded. If you register, we will send you a following up email after the webinar which will contain the link to the recording.</font><br><font size="2">Have a nice weekend.</font><br><br>
<table border="0" cellspacing="0" cellpadding="0"><tr valign="top"><td width="877" colspan="5" valign="middle"><font size="2" face="Arial">Regards,</font></td></tr>
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<tr valign="top"><td width="63" rowspan="4"><font size="1" face="Arial"> </font><p><a href="https://www.ibm.com/cloud-computing/learn-more/middleware/" target="_blank"><img src="cid:1__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="63" height="100" alt="IBM Spectrum Computing" border="0"></a></td><td width="12" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="694" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="12" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="96" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td></tr>
<tr valign="top"><td width="12" valign="middle"><font size="2" face="Arial"> </font></td><td width="694"><b><font color="#128ACC" face="Arial">Bohai Zhang</font></b><br><font size="2" color="#777777" face="Arial">Senior Technical Leader, IBM Systems</font><br><font size="2" color="#777777" face="Arial">Tel: </font><a href="tel:1-905-316-2727"><u><font size="2" color="#0000FF" face="Arial">1-905-316-2727</font></u></a><br><font size="2" color="#777777" face="Arial">Mobile: </font><a href="tel:1-416-897-7488"><u><font size="2" color="#0000FF" face="Arial">1-416-897-7488</font></u></a><br><font size="2" color="#777777" face="Arial">Email: </font><a href="mailto:bzhang@ca.ibm.com"><u><font size="2" color="#0000FF" face="Arial">bzhang@ca.ibm.com</font></u></a><br><font size="2" color="#777777" face="Arial">3600 STEELES AVE EAST, MARKHAM, ON, L3R 9Z7, Canada</font><br><a href="https://www.youtube.com/watch?v=Q6sCrwyaL_E&feature=youtu.be" target="_blank"><img src="cid:3__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="Live Chat" border="0"></a><a href="https://twitter.com/IBMStorageSupt" target="_blank"><img src="cid:4__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="@IBMStorageSupt" border="0"></a><a href="https://itunes.apple.com/us/developer/international-business-machines-corp-stg/id512985125" target="_blank"><img src="cid:5__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="16" height="16" alt="Mobile Apps" border="0"></a></td><td width="12" valign="middle"><font size="2" face="Arial"> </font></td><td width="96"><div align="right"><img src="cid:6__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="96" height="96" alt="Critical Situation Resolver Expert Badge" align="bottom"></div></td></tr>
<tr valign="top"><td width="12" valign="middle"><img width="1" height="1" src="cid:2__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt=""></td><td width="802" colspan="3" valign="middle"><hr width="100%" size="2" align="left" noshade style="color:#000000; "></td></tr>
<tr valign="top"><td width="12" valign="middle"><font size="2" face="Arial"> </font></td><td width="694" valign="middle"><a href="http://www.ibm.com/support" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Support Portal</font></u></a><font size="2" face="Arial"> | </font><a href="http://www-933.ibm.com/support/fixcentral/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Fix Central</font></u></a><font size="2" face="Arial"> | </font><a href="https://www.ibm.com/support/knowledgecenter" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Knowledge Center</font></u></a><font size="2" face="Arial"> | </font><a href="https://www.ibm.com/developerworks/rfe/execute?use_case=changeRequestLanding" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Request for Enhancement</font></u></a><font size="2" face="Arial"> | </font><a href="http://www-03.ibm.com/systems/spectrum-computing/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">Product SMC</font></u></a><font size="2" face="Arial"> | </font><a href="https://developer.ibm.com/storage/" target="_blank"><u><font size="2" color="#0000FF" face="Arial">dWA</font></u></a><br><b><i><font size="2" color="#777777" face="Arial">We meet our service commitment only when you are very satisfied and EXTREMELY LIKELY to recommend IBM.</font></i></b></td><td width="12" valign="middle"><font size="2" face="Arial"> </font></td><td width="96"><a href="https://www.ibm.com/" target="_blank"><img src="cid:7__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" width="80" height="30" alt="IBM" align="top" border="0"></a></td></tr></table><font size="2"><br></font><br><br><img width="16" height="16" src="cid:8__=8FBB0802DFF710F08f9e8a93df938690918c8FB@" border="0" alt="Inactive hide details for Skylar Thompson ---2018/05/18 11:34:04 AM---Hi Bohai, Will this be recorded? I'll be on vacation but "><font size="2" color="#424282">Skylar Thompson ---2018/05/18 11:34:04 AM---Hi Bohai, Will this be recorded? I'll be on vacation but am interested to learn about</font><br><br><font size="2" color="#5F5F5F">From: </font><font size="2">Skylar Thompson <skylar2@uw.edu></font><br><font size="2" color="#5F5F5F">To: </font><font size="2">bzhang@ca.ibm.com</font><br><font size="2" color="#5F5F5F">Cc: </font><font size="2">gpfsug-discuss@spectrumscale.org</font><br><font size="2" color="#5F5F5F">Date: </font><font size="2">2018/05/18 11:34 AM</font><br><font size="2" color="#5F5F5F">Subject: </font><font size="2">Re: [gpfsug-discuss] IBM Spectrum Scale Support Webinar - Spectrum Scale Disk Lease, Expel & Recovery</font><br><hr width="100%" size="2" align="left" noshade style="color:#8091A5; "><br><br><br><tt><font size="2">Hi Bohai,<br><br>Will this be recorded? I'll be on vacation but am interested to learn about<br>the topics under discussion.<br><br>On Fri, May 18, 2018 at 11:25:52AM -0400, Bohai Zhang wrote:<br>> <br>> <br>> <br>> <br>> <br>> IBM Spectrum Scale Support Webinar<br>> Spectrum Scale Disk Lease, Expel & Recovery<br>> <br>> <br>> <br>> <br>> <br>> <br>> About this Webinar<br>> IBM Spectrum Scale webinars are hosted by IBM Spectrum Scale support to<br>> share expertise and knowledge of the Spectrum Scale product, as well as<br>> product updates and best practices based on various use cases. This webinar<br>> introduces various concepts and features related to disk lease, node expel,<br>> and node recovery. It explains the mechanism of disk lease, the common<br>> scenarios and causes for node expel, and different phases of node recovery.<br>> It also explains DMS (Deadman Switch) timer which could trigger kernel<br>> panic as a result of lease expiry and hang I/O. This webinar also talks<br>> about best practice tuning, recent improvements to mitigate node expels and<br>> RAS improvements for expel debug data collection. Recent critical defects<br>> about node expel will also be discussed in this webinar.<br>> <br>> <br>> <br>> <br>> Please note that our webinars are free of charge and will be held online<br>> via WebEx.<br>> <br>> Agenda:<br>> <br>> · Disk lease concept and mechanism<br>> <br>> · Node expel concept, causes and use cases<br>> <br>> · Node recover concept and explanation<br>> <br>> <br>> · Parameter explanation and tuning<br>> <br>> <br>> · Recent improvement and critical issues<br>> <br>> <br>> · Q&A<br>> <br>> NA/EU Session<br>> Date: June 6, 2018<br>> Time: 10 AM ??? 11AM EDT (2 PM ??? 3PM GMT)<br>> Registration: </font></tt><tt><font size="2"><a href="https://ibm.biz/BdZLgY">https://ibm.biz/BdZLgY</a></font></tt><tt><font size="2"><br>> Audience: Spectrum Scale Administrators<br>> <br>> AP/JP Session<br>> Date: June 6, 2018<br>> Time: 10 AM ??? 11 AM Beijing Time (11 AM ??? 12 AM Tokyo Time)<br>> Registration: </font></tt><tt><font size="2"><a href="https://ibm.biz/BdZLgi">https://ibm.biz/BdZLgi</a></font></tt><tt><font size="2"><br>> Audience: Spectrum Scale Administrators<br>> <br>> <br>> If you have any questions, please contact IBM Spectrum Scale support.<br>> <br>> Regards, <br>> <br>> <br>> <br>> <br>> <br>> <br>> IBM <br>> Spectrum <br>> Computing <br>> <br>> Bohai Zhang Critical <br>> Senior Technical Leader, IBM Systems Situation <br>> Tel: 1-905-316-2727 Resolver <br>> Mobile: 1-416-897-7488 Expert Badge <br>> Email: bzhang@ca.ibm.com <br>> 3600 STEELES AVE EAST, MARKHAM, ON, L3R 9Z7, Canada <br>> Live Chat@IBMStorageSuptMobile Apps <br>> <br>> <br>> <br>> Support Portal | Fix Central | Knowledge Center | Request for Enhancement | Product SMC IBM <br>> | dWA <br>> We meet our service commitment only when you are very satisfied and EXTREMELY LIKELY to <br>> recommend IBM. <br>> <br>> <br>> <br>> <br><br><br><br><br><br><br><br><br><br>> _______________________________________________<br>> gpfsug-discuss mailing list<br>> gpfsug-discuss at spectrumscale.org<br>> </font></tt><tt><font size="2"><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</a></font></tt><tt><font size="2"><br><br><br>-- <br>-- Skylar Thompson (skylar2@u.washington.edu)<br>-- Genome Sciences Department, System Administrator<br>-- Foege Building S046, (206)-685-7354<br>-- University of Washington School of Medicine<br><br></font></tt><br><br><br><BR>
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