Adding to Andrea's.

We used to deplou GWC separately in the past for a number of reasons:

- diskquota did not work in a cluster hence when we had multiple
geoserver in parallel using embedded GWC was not an option
- gwc integration in geoserver was still a bit unstable
- more control over the configuration
- easier to scale them independently

As of today we are pushing towards keeping them integrated which makes
deployments simpler, however there is still one thing on the wishlist
that would make the integrated GWC my #1 option without doubts and
that would be the ability to distinguish WMS requests that are routed
transparently to GWC from those that are not in the control flow
plugin.
It is infact impossible today to create a QOS strategy that
differentiate this use case when GS and GWC are integrate and that can
be painful when you are serving thousands of users with the same
cluster. Of course, you can dedicate different groups of isntances to
different roles but that's not different than using GWC standlone.

Regards,
Simone Giannecchini
==
GeoServer Professional Services from the experts! Visit
http://goo.gl/NWWaa2 for more information.
==
Ing. Simone Giannecchini
@simogeo
Founder/Director

GeoSolutions S.A.S.
Via Poggio alle Viti 1187
55054  Massarosa (LU)
Italy
phone: +39 0584 962313
fax:     +39 0584 1660272
mob:   +39  333 8128928

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On Thu, Mar 26, 2015 at 8:06 AM, Andrea Aime
<[email protected]> wrote:
> On Wed, Mar 25, 2015 at 11:55 AM, gavin.montgomery
> <[email protected]> wrote:
>>
>> Hi,
>>
>> It is commonly mentioned to use a standalone geowebcache instance when
>> serving multiple geoserver instances and to improve performance in
>> production environments for a high load of customers. For example the
>> following blog from GeoSolutions:
>>
>>
>> http://www.geo-solutions.it/blog/real-world-uses-cases-troubleshooting-large-geoserver-deployment/
>>
>> <http://www.geo-solutions.it/blog/real-world-uses-cases-troubleshooting-large-geoserver-deployment/>
>
>
> Right, this is one of the few cases in which we still deploy a stand-alone
> GWC.
> But look at the numbers, we are talking about thousands of requests per
> second... in this situation
> it's indeed a good idea to keep it separate, mostly to avoid the sheer
> number of requests
> GWC is receiving to dominate your tomcat instance, and leaving little space
> to wms/wfs.
>
> But if you don't have such a demanding deploy, keeping the integrated one
> it's easier
> and it's (by far) the more common choice.
>
> Cheers
> Andrea
>
> --
> ==
> GeoServer Professional Services from the experts! Visit
> http://goo.gl/NWWaa2 for more information.
> ==
>
> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via Poggio alle Viti 1187
> 55054  Massarosa (LU)
> Italy
> phone: +39 0584 962313
> fax: +39 0584 1660272
> mob: +39  339 8844549
>
> http://www.geo-solutions.it
> http://twitter.com/geosolutions_it
>
> AVVERTENZE AI SENSI DEL D.Lgs. 196/2003
>
> Le informazioni contenute in questo messaggio di posta elettronica e/o nel/i
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> finalità diverse, costituisce comportamento contrario ai principi dettati
> dal D.Lgs. 196/2003.
>
>
>
> The information in this message and/or attachments, is intended solely for
> the attention and use of the named addressee(s) and may be confidential or
> proprietary in nature or covered by the provisions of privacy act
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> Code).Any use not in accord with its purpose, any disclosure, reproduction,
> copying, distribution, or either dissemination, either whole or partial, is
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