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RE: [Shib-Dev] [Fwd: Re: [Shib-Users] Roll call - Terracotta usage?]


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  • From: "Jim Fox" <>
  • To: <>
  • Subject: RE: [Shib-Dev] [Fwd: Re: [Shib-Users] Roll call - Terracotta usage?]
  • Date: Fri, 5 Dec 2008 15:41:33 -0800


Did you set the collection time to 24h and start it at 2:30am? Or is there
a way to set the collection time?

Jim

>
> The main garbage collection issue has been handled. By default,
> Terracotta runs a garbage collector over its disk store every hour.
> This is relatively useless when session data is not expiring that
> fast. It consumes much processor on the active terracotta server, and
> some on the passive server when it deletes content as selected by the
> active server.
>
> Factually, this process does not need to run more than once a day. I
> now have it set to run at 2:30am. Last night it took one hour to
> flush 20mil expired objects. The applications are not paused while
> this is occurring and there is far more than enough power to handle
> the limited late night login activity.
>





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