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From Aaron Smuts <asm...@yahoo.com>
Subject Re: Configure JCS in horizontally clustered environment
Date Thu, 27 Aug 2009 13:35:20 GMT
The disk file cache is useful if you have a few huge items.  It doesn't sounds like what you
need.  Use the JDBC disk cache, the lateral tcp cache, or use a remote cache.

Aaron

--- On Thu, 8/27/09, rushi kumar <rushikumarb@gmail.com> wrote:

> From: rushi kumar <rushikumarb@gmail.com>
> Subject: Re: Configure JCS in horizontally clustered environment
> To: "JCS Users List" <jcs-users@jakarta.apache.org>
> Date: Thursday, August 27, 2009, 4:14 AM
> Thanks Tore for your suggestion. I
> think this will not work in my case as I
> need to keep many items in the region.If you are already
> using this, please
> let me know how many items can be stored in disk file
> cache.
> 
> Thanks,
> Rushi
> 
> On Wed, Aug 26, 2009 at 8:49 PM, Tore Halset <halset@pvv.ntnu.no>
> wrote:
> 
> > Hello.
> >
> > The disc file cache should work across different JVMs.
> I am still using my
> > own version, but Aaron checked in a streamlined
> version to jcs.
> >
> > Each cache item is stored as a separate file, so you
> should take care that
> > the cache are not storing more files then the file
> system can handle.
> > Different file systems have different limitations..
> >
> > https://issues.apache.org/jira/browse/JCS-58
> >
> > Regards,
> >  - Tore.
> >
> >
> > On 24. aug.. 2009, at 16.19, Aaron Smuts wrote:
> >
> > I don't fully understand your message.  But it
> sounds as if you are trying
> >> to share the disk cache.  That cannot be
> done.  You cannot share the indexed
> >> disk cache between different JVMs.  It keeps
> the index, the keys in memory.
> >> . . .
> >>
> >> If you want to share items, you have to use a
> lateral or remote auxiliary.
> >>  Alternatively, you could use the JDBC disk
> cache.
> >>
> >> Aaron
> >>
> >> --- On Thu, 8/20/09, rushi kumar <rushikumarb@gmail.com>
> wrote:
> >>
> >> From: rushi kumar <rushikumarb@gmail.com>
> >>> Subject: Configure JCS in horizontally
> clustered environment
> >>> To: jcs-users@jakarta.apache.org
> >>> Date: Thursday, August 20, 2009, 10:35 PM
> >>> I have configure JCS in my
> >>> application and deployed on horizontally
> >>> clustered environment. As per this, it
> contains multiple
> >>> physical machines
> >>> (nodes). The cluster-enabled application is
> deployed to
> >>> each node and is
> >>> available for requests. A load balancer
> provides workload
> >>> management by
> >>> distributing requests to the various nodes.
> >>> I am using indexed disk cache in the
> aplication and the *
> >>>
> jcs.auxiliary.DC.attributes.DiskPath=/Rootdir/Test/cache*
> >>> is shared by both
> >>> the physical machine. Currently the cached
> objects are not
> >>> being shared by
> >>> the both the nodes. It looks as if the caching
> is working
> >>> properly on one
> >>> physical server , but the cache is not updated
> on the
> >>> second physical
> >>> server.
> >>>
> >>> I would like to know if there's a way to
> configure JCS to
> >>> run on
> >>> horizontally clustered environment.
> >>> My apologizes if these questions have already
> been posted
> >>> and answered.
> >>>
> >>>
> >>
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> >>
> >>
> >>
> >
> >
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> >
> >
> 

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