[Zope] Re: Zope scalabilty and problems

[michael nt milne]

Hi
I am setting up sites using Plone and am concerned to read some of the
comments on it. Is it really that bad performance wise? I'm using
CMFMember also-why is it 'apalling'?

On 9/2/05, N.Davis <nd51 at le.ac.uk> wrote:
> Chris Withers wrote:
> > Andrew Sawyers wrote:
> > 
> >> Did Matt indicate if he was running multiple zeo app servers?  It 
> >> might help
> >> to be spreading the load.  1,0000 writes a day is not outrageous....
> > 
> > 
> > Yes, but he's using Plone, which implies not only all of the CMF 
> > reindexing overhead, but also all the AT and Plone layers on top. That 
> > could get even worse if he's gone to town with a workflow tool or is 
> > using any of the truly appalling Plone addons, such as CMFMember, 
> > CMFForum, etc...
> > 
> > cheers,
> > 
> > Chris
> > 
> 
> This sounds like the classic abstraction vs performance debate. In the 
> late 80s some people criticised C++ and OOP versus C for the same reasons.
> 
> Might it not be better, rather than telling people not to use Plone + 
> add-ons for this reason, to just push for across the board performance 
> improvements, which means removing bottlenecks in Plone, Archetypes, 
> specific Products, as well as the underlying Zope/CMF ? Also some of the 
> products you are talking about may be somewhat immature and you know 
> what they say, don't do premature optimisation, do logic first, 
> performance tune later.
> 
> What you describe as "appalling" might perhaps be able to be performance 
> tuned?
> 
> BTW CPSSkins is another performance hit. Would you care to list the 
> worst culprits? ;-)
> 
> Regards
> Nick
> 
> 
> _______________________________________________
> Zope maillist  -  Zope at zope.org
> http://mail.zope.org/mailman/listinfo/zope
> **   No cross posts or HTML encoding!  **
> (Related lists - 
>  http://mail.zope.org/mailman/listinfo/zope-announce
>  http://mail.zope.org/mailman/listinfo/zope-dev )
>