[ndnSIM] How to disable the CS cache?

[Chengyu Fan]

On Wed, Mar 6, 2013 at 5:05 PM, Alex Afanasyev <alexander.afanasyev at ucla.edu
> wrote:

> Freshness would work only if you're using a CS version that honors content
> freshness (
> http://ndnsim.net/cs.html#content-stores-respecting-freshness-field-of-contentobjects
> )
>
> If you want completely disable caching (not per specific packet), then you
> can set
>
> ndnHelper.SetContentStore ("ns3::ndn::cs::Lru", "MaxSize", "1");
>
>
> 1 is the minimum value that you can set currently.  Would it be
> sufficient?  If not, it is possible to implement a non-caching "content
> store".  Let me know.
>

For now, I can generate the required result without setting the content
freshness.
But I may need it someday. Could you please tell me which file implements
the caching behavior?

Thanks,
Chengyu


>
> --
> Alex
>
> On Mar 6, 2013, at 3:54 PM, Chengyu Fan <chengyu at cs.colostate.edu> wrote:
>
> Hi
>
> I want to do a experiment with no CS cache. For example, set the freshness
> as 0, so the routers would not cache this content.
> However, when I check the code, I found that setting the Freshness to 0
> means unlimited freshness:
>
> producerHelper.SetAttribute ("Freshness", TimeValue (Seconds (0))); //
> unlimited freshness
>
> So is there a way to let routers not cache the content?
>
> Another question: does anyone know how many Attributes we can set? And
> what kind of format? Can we add new attributes?
>
> Thanks,
> Chengyu
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