[infinispan-dev] Configuration hash

Manik Surtani manik at jboss.org
Wed Nov 17 04:23:24 EST 2010


+1.

On 16 Nov 2010, at 13:37, 이희승 (Trustin Lee) wrote:

> Love the idea.
> 
> Vladimir Blagojevic wrote:
>> Hey,
>> 
>> Yes, good point. I thought of that and I was going to make a visitor 
>> that calculates hash only on components of configuration that should be 
>> the same. The ones that are expected to be different would not be 
>> included in this hash.
>> 
>> Cheers
>> 
>> On 10-11-16 5:44 AM, Galder Zamarreño wrote:
>>> Hmmmmm, we gotta think about this. There might be situations where configurations are not identical due to valid reasons, i.e. Each cache is configured with a local FS write behind store but each node points to a diff location within the system. That's a valid configuration. However, it doesn't make sense to have a node with REPL_SYNC and the other with DIST_SYNC.
>>> 
>>> The easiest solution would be to use a WARN message unless you want to start figuring out which combination of configurations are compatible and which not, and forbid cluster formation accordingly.
>>> 
>>> On Nov 15, 2010, at 8:39 PM, Elias Ross wrote:
>>> 
>>>> This is a good idea. At the very least, it should WARN in the log that
>>>> such an attempt was made.
>>>> 
>>>> On Mon, Nov 15, 2010 at 10:58 AM, Vladimir Blagojevic
>>>> <vblagoje at redhat.com>  wrote:
>>>>> Some Infinispan users are configuring certain nodes with one
>>>>> configuration and other nodes with another. Should we calculate a
>>>>> configuration hash and allow cluster joins for nodes that have the same
>>>>> hash only? Should reduce the noise as the user base continues to expand....
>>>>> 
>>>>> Cheers,
>>>>> Vladimir
>>>>> _______________________________________________
>>>>> infinispan-dev mailing list
>>>>> infinispan-dev at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/infinispan-dev
>>>>> 
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>>>> _______________________________________________
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>>> --
>>> Galder Zamarreño
>>> Sr. Software Engineer
>>> Infinispan, JBoss Cache
>>> 
>>> 
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>> 
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> 
> -- 
> Trustin Lee - http://gleamynode.net/
> 
> 
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--
Manik Surtani
manik at jboss.org
Lead, Infinispan
Lead, JBoss Cache
http://www.infinispan.org
http://www.jbosscache.org







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