[ndnSIM] [EXT]Re: customise PIT size
shijunxiao at email.arizona.edu
Fri Jun 24 15:29:18 PDT 2022
If InterestLifetime is absent in the packet, it's equivalent to setting it
If the consumer transmits Interests more frequently,
* If the network & producer can satisfy these Interests quickly, PIT size
* If some Interests are unsatisfied, PIT size increases.
On Fri, Jun 24, 2022, 18:23 Sai Gautam Mandapati <saigautam96 at gmail.com>
> *External Email*
> Hi Junxiao,
> Thanks for your reply. If that is the case if I remove the lifetime of
> interest attribute and increase the frequency of packets with random
> content would I be able to achieve PIT flooding?
> On Sat, 25 Jun 2022 at 7:33 am, Junxiao Shi <shijunxiao at email.arizona.edu>
>> Hi Sai
>> As defined in NDN protocol, the PIT entry is deleted under these two
>> conditions, whichever occurs earlier:
>> - Incoming Data packet satisfies the PIT entry.
>> - InterestLifetime has elapsed since the last time an Interest
>> matching the PIT entry is received.
>> - If the Interests are being satisfied by Data, InterestLifetime does
>> not affect PIT size much.
>> - If the Interests are not being satisfied, higher InterestLifetime
>> results in larger PIT size.
>> Yours, Junxiao
>> On Sun, Jun 19, 2022 at 9:12 AM Sai Gautam Mandapati <
>> saigautam96 at gmail.com> wrote:
>>> *External Email*
>> Hi everyone,
>>> From the previous PIT size-related email lists. I found that from ndnsim
>>> 2.0, nfd is used for PIT and custom fields for PIT have been removed
>>> further. I see that interest lifetime is the same as PIT entry time. In my
>>> simulation, I set the Lifetime, but I don't know how exactly this is
>>> influencing the PIT. Is there any way I can see what's happening after the
>>> interest LIfeTime for PIT? Please help me out. Thank you.
>>> Sai Gautam
> Sai Gautam
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