Re: [xep-support] Embedding RenderX in long-running process; cache cleanup

From: Greg Baryza <baryza@intersystems.com>
Date: Mon Apr 04 2005 - 05:07:24 PDT

Alexander:

"Ludington" is not one of my aliases. I think you want a differnt
recipient, no?

<G>

At 04/04/2005 13:46, you wrote:
>Hello Greg,
>
>There are no standard guidelines regarding how often cleanup should be
>performed - it depends on the usage patterns and throughput. In
>general I can suggest to define such policy ad-hoc by looking at
>memory consumption dynamic of the running application. Note that
>cleanup() should not be called while formatting is under way that is
>if you have several threads sharing the same instance of formatter you
>have to make sure that no one is calling render() method while cleanup
>is performed. As for the duration of cleanup - it depends on your
>setup and hardware but in general it is quite fast.
>
>Best regards,
>Alexander Peshkov mailto:peshkov@renderx.com
>RenderX
>
>
>GL> Are there any guides or best practices regarding how often to clean
>GL> out temporary files and flush XEP's internal cache? I cannot find the
>GL> reference, but I recall reading a recommendation that the it be
>GL> cleared on an occasional basis to keep performance from bogging down
>GL> in a long-running application. Specifically:
>
>GL> 1) Since I am using FormatterImpl, is the preferred way to do this
>GL> calling the cleanup() method? (If not, what would it be?)
>
>GL> 2) How often should it be called? If the answer depends on the how
>GL> fast the cache fills up, is there a way to measure it?
>
>GL> 3) How long does it take to execute such a cleanup, and will requests
>GL> be blocked for that duration?
>
>GL> Thank you,
>GL> Greg Ludington
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Received on Mon Apr 4 05:31:17 2005

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