(→GRID 5000 Testbed for Peer to Peer Video distribution experimental evaluation) |
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(11 versioni intermedie di uno stesso utente non sono mostrate) | |||
Riga 1: | Riga 1: | ||
− | ==Testbed for Peer to Peer Video distribution | + | ==GRID 5000 Testbed for Peer to Peer Video distribution== |
We have built a testbed for performing experimental evaluation of P2P video streaming on [https://www.grid5000.fr/mediawiki GRID 5000], an infrastructure comprising around 5000 nodes distributed in 9 French cities. | We have built a testbed for performing experimental evaluation of P2P video streaming on [https://www.grid5000.fr/mediawiki GRID 5000], an infrastructure comprising around 5000 nodes distributed in 9 French cities. | ||
Riga 5: | Riga 5: | ||
The testbed is made of the following components: | The testbed is made of the following components: | ||
− | + | * A bittorrent tracker (BTT) | |
− | + | * A number of modified bittorrent clients (BTC) distributed in the GRID'5000 network | |
− | The chunk selection algorithm of the bittorent clients has been modified | + | <center> |
+ | [[Immagine:p2p-bt-grid5000.png|center|thumb|640px|''P2P video streaming Testbed'']] | ||
+ | </center> | ||
+ | |||
+ | The chunk selection algorithm of the bittorent clients has been modified to: | ||
* Reduce video start up latency | * Reduce video start up latency | ||
* Reduce pauses in the video that could occur due to buffer underflow | * Reduce pauses in the video that could occur due to buffer underflow | ||
+ | |||
+ | We have customized a linux distribution to provide the modified bittorrent client and scripts used to run the distributed experiments. | ||
The modified bittorent clients have been deployed in the testbed and a number of different experiments have been carried out. | The modified bittorent clients have been deployed in the testbed and a number of different experiments have been carried out. |
We have built a testbed for performing experimental evaluation of P2P video streaming on GRID 5000, an infrastructure comprising around 5000 nodes distributed in 9 French cities.
The testbed is made of the following components:
The chunk selection algorithm of the bittorent clients has been modified to:
We have customized a linux distribution to provide the modified bittorrent client and scripts used to run the distributed experiments.
The modified bittorent clients have been deployed in the testbed and a number of different experiments have been carried out.
We have built a testbed for performing experimental evaluation of P2P video streaming on GRID 5000, an infrastructure comprising around 5000 nodes distributed in 9 French cities.
The testbed is made of the following components:
- A bittorrent tracker - A number of modified bittorrent clients (seeders/leechers) distributed in the GRID'5000 network
The chunk selection algorithm of the bittorent clients has been modified in order to:
The modified bittorent clients have been deployed in the testbed and a number of different experiments have been carried out.