From: "Thierry Florac" <>
To: "sathya" <>
Cc: "zope" <>
Sent: Thursday, February 9, 2012 2:58:02 AM
Subject: Re: [Zope] enhancements to RAM cache manager product

>I used RAM cache a while a few months ago on a Zope (3.3.1) install
>with a ZEO context and didn't notice any problem ; and as far as I
>know, I don't see any link between them, as cached data is stored in
>memory and not in the ZEO database.

Thierry thanks for your response. Yes I meant that the cache is local to a node 
 and not visible to the cluster
moving to central storage like memcached is what we are looking for.

>Actually, I switched to memcached to be able to share cache data (as
>well as sessions data) between several front-ends. This required just a
>small interface and two adapters (one to work with a RAM cache and
>another one to work with memcached).

>No problem for me to share experience if you want to work on a
>dedicated package.

Ok thank you. Maybe we can build a product that is released to the community.

>Best regards,
  Chef de projets internet/intranet
  Office National des Forêts
  Direction des Systèmes d'Information
  2, Avenue de Saint Mandé
  75570 PARIS Cedex 12

  Tél. : 01 40 19 59 64
  Fax. : 01 40 19 59 85
  Mél. :
  WWW  :

----- Original Message -----

Le Wed, 08 Feb 2012 23:42:58 -0600 (CST),
  sathya <> a écrit:

> ram cached pages using the ram cache manager product seems to be a
> nice way to improve response times. 
> As far as I remember it did not work well with ZEO.
> Is there any merit to reengineering this product to use memcached as
> the backend instead of ZODB/ZEO ?
> If so would anyone have an interest to work on this as a funded
> project ?
> It will be great to hear about newer and better solutions as well.

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