[Nfd-dev] the impact of cs_size on NFD tool,chunks

[小杰许]

Hey, Klaus!

I make a big mistake. After I drop the -v both in client and server. It
works well.

But without -v how can I get related output, like download time and goodput.

Best regards,
Junjie

2018-03-13 10:22 GMT+08:00 Klaus Schneider <klaus at cs.arizona.edu>:

>
>
> On 12/03/18 18:19, 小杰许 wrote:
>
>> The topology is like  two clients(without cs)---one NFDrouter(with
>> cs)----server(without cs).
>>
>
> What's the RTT?
>
>
>> And I set the cs_size of NFDrouter from 1000 to 5000.
>> (1000,2000,3000,4000,5000).
>>
>
> Is that number of packets?
>
> How many chunks is your video file? It might not be much more than 1000.
>
>
>> the command on the server is
>>
>> ndnputchunks -v /ndn < /home/b/panda.avi
>>
>> (here panda.avi is a clip of video, it's 20Mb)
>>
>> the command on the client is
>>
>> ndncatchunks -v /ndn.
>>
>
> Maybe remove the "-v". The console output might be the performance
> bottleneck.
>
>
>>
>>
>> I run one of the consumer first, after it finished, I run another one.
>>
>> the goodput of the first consumer is 5Mbit/s, the second one is random,
>> sometimes higher than 5Mbit/s,and sometimes lower than 5Mbit/s. I think
>> with the cache in the middle NFDtouter, the goodput of the second client
>> could be better all the time, but it's not.
>>
>> And with the increase of the cs_size, there is not linear change of the
>> clients' goodput.
>>
>> BTW, the ndncatchunks in the collapse more than half time when I run, and
>> with messy code (cause the file is a video?) in the terminal. With the file
>> (.txt), I got ERROR (retry(3).........).
>>
>
> Please copy the summary output here. Also for the runs that worked.
>
> Best regards,
> Klaus
>
>
>
>> Yours,
>> Junjie
>>
>>
>>
>>
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>>
>>
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