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Zookeeper >> mail # dev >> dev meeting minutes


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Benjamin Reed 2011-07-12, 05:37
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Vishal Kher 2011-07-12, 15:08
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Alexander Shraer 2011-07-12, 17:11
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Vishal Kher 2011-07-12, 20:38
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Eugene Koontz 2011-07-12, 23:18
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Thomas Koch 2011-07-13, 01:59
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Alexander Shraer 2011-07-13, 05:59
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Benjamin Reed 2011-07-13, 15:56
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Patrick Hunt 2011-07-13, 17:30
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RE: dev meeting minutes
Thanks for the suggestion Patrick,
I posted it as an attachment to the wiki for the Zookeeper meet and included the link in the minutes.

Here is the link too
https://cwiki.apache.org/confluence/download/attachments/26805288/Hadoop+Zookeeper+Summit.pptx

-----Original Message-----
From: Patrick Hunt [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, July 13, 2011 10:31 AM
To: [EMAIL PROTECTED]; Vishal Kathuria
Subject: Re: dev meeting minutes

Vishal (Kathuria) would you mind posting your ZK presentation? Perhaps here as wiki attachment:
https://cwiki.apache.org/confluence/display/ZOOKEEPER/ZooKeeperPresentations
with a reference from minutes?

thanks,

Patrick

On Wed, Jul 13, 2011 at 8:56 AM, Benjamin Reed <[EMAIL PROTECTED]> wrote:
>> I don't know your approach to cluster reconfiguration, but I had a
>> thought about it lately that may be rather trivial, if I didn't oversee anything.
>> Cluster reconfiguration would need to be an operation that goes
>> through the leader and gets acknowledged by a quorum. All operations
>> following the cluster reconfiguration operation would need to be committed by the new quorum.
>>
>> I hope this idea might help and I didn't make a fool of myself. :-)
>>
>> Best regards,
>>
>> Thomas Koch, http://www.koch.ro
>>
>
> it would be nice if things were that simple. your idea only works if
> no failures happen. (lots of things are simple if no failure happens.
> code paths become nice and clean.) since we would like to deal with
> failures, things are a bit more complicated. at the heart of it is a
> reconfiguration request that gets committed using Zab.
>
> ben
>
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Benjamin Reed 2011-07-12, 17:20