[gpfsug-discuss] IBM Spectrum Scale Support Webinar - Spectrum Scale Disk Lease, Expel & Recovery

[Skylar Thompson]

Hi Bohai,

Will this be recorded? I'll be on vacation but am interested to learn about
the topics under discussion.

On Fri, May 18, 2018 at 11:25:52AM -0400, Bohai Zhang wrote:
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>                     IBM Spectrum Scale Support Webinar
>                 Spectrum Scale Disk Lease, Expel & Recovery
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> About this Webinar
> IBM Spectrum Scale webinars are hosted by IBM Spectrum Scale support to
> share expertise and knowledge of the Spectrum Scale product, as well as
> product updates and best practices based on various use cases. This webinar
> introduces various concepts and features related to disk lease, node expel,
> and node recovery. It explains the mechanism of disk lease, the common
> scenarios and causes for node expel, and different phases of node recovery.
> It also explains DMS (Deadman Switch) timer which could trigger kernel
> panic as a result of lease expiry and hang I/O. This webinar also talks
> about best practice tuning, recent improvements to mitigate node expels and
> RAS improvements for expel debug data collection. Recent critical defects
> about node expel will also be discussed in this webinar.
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> Please note that our webinars are free of charge and will be held online
> via WebEx.
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> Agenda:
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>    ·	Disk lease concept and mechanism
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>    ·	Node expel concept, causes and use cases
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>    ·	Node recover concept and explanation
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>    ·	Parameter explanation and tuning
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>    ·	Recent improvement and critical issues
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>    ·	Q&A
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> NA/EU Session
> Date: June 6, 2018
> Time: 10 AM ??? 11AM EDT (2 PM ??? 3PM GMT)
> Registration: https://ibm.biz/BdZLgY
> Audience: Spectrum Scale Administrators
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> AP/JP Session
> Date: June 6, 2018
> Time: 10 AM ??? 11 AM Beijing Time (11 AM ??? 12 AM Tokyo Time)
> Registration: https://ibm.biz/BdZLgi
> Audience: Spectrum Scale Administrators
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> If you have any questions, please contact IBM Spectrum Scale support.
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>  Regards,                                                                                                         
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>  IBM                                                                                                              
>  Spectrum                                                                                                         
>  Computing                                                                                                        
>                                                                                                                   
>             Bohai Zhang                                                                                  Critical 
>             Senior Technical Leader, IBM Systems                                                        Situation 
>             Tel: 1-905-316-2727                                                                          Resolver 
>             Mobile: 1-416-897-7488                                                                   Expert Badge 
>             Email: bzhang at ca.ibm.com                                                                              
>             3600 STEELES AVE EAST, MARKHAM, ON, L3R 9Z7, Canada                                                   
>             Live Chat at IBMStorageSuptMobile Apps                                                                   
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>             | dWA                                                                                                 
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> 









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-- 
-- Skylar Thompson (skylar2 at u.washington.edu)
-- Genome Sciences Department, System Administrator
-- Foege Building S046, (206)-685-7354
-- University of Washington School of Medicine