...
An example JSON file "device-description.json" is provided below:
{
"devices": {
"rest:192.168.1.1:80": {
"rest": {
"username": "server",
"password": "",
"ip": "192.168.1.1",
"port": 80,
"protocol": "http",
"url": "",
"testUrl": "",
"manufacturer": "GenuineIntel",
"hwVersion": "Intel(R) Xeon(R) CPU E5-2667 v3 @ 3.20GHz",
"swVersion": "Click 2.1"
},
"basic": {
"driver": "restServer"
}
}
}
}
Note that manufacturer, hwVersion, swVersion, and driver fields are sensitive pieces of information related to the server device driver.
...
A server with 2 Intel CPU cores and 1 Mellanox 100 GbE NIC might provide the following responce:
{
"id":"metron:server:000001",
"serial":"4Y6JZ42",
"manufacturer":"GenuineIntel",
"hwVersion":"Intel(R) Xeon(R) CPU E5-2667 v3 @ 3.20GHz",
"swVersion":"Click 2.1",
"cpus":
[
{
"id":0,
"vendor":"GenuineIntel",
"frequency":3200
},
{
"id":1,
"vendor":"GenuineIntel",
"frequency":3200
}
],
"nics":
[
{
"name":"fd0",
"index":0,
"vendor":"Unknown",
"driver":"net_mlx5",
"speed":"100000",
"status":"1",
"portType":"fiber",
"hwAddr":"50:6B:4B:43:88:CB",
"rxFilter":["flow"]
}
]
}
Note that the unit of frequency field in each CPU is in MHz, while the unit of the speed field in each NIC is in Mbps.
...
A server with 2 Intel CPU cores and 1 Mellanox 100 GbE NIC might provide the following responce:
{
"busyCpus":30,
"freeCpus":12,
"cpus":
[
{
"id":0,
"load":0,
"busy":truefalse
},
{
"id":1,
"load":0,
"busy":truefalse
}
],
"nics":
[
{
"name":"fd0",
"index":0,
"rxCount":"0",
"rxBytes":"0",
"rxDropped":"0",
"rxErrors":"0",
"txCount":"0",
"txBytes":"0",
"txErrors":"0"
}
]
}
...
If you use the server device driver or Metron in your research, please cite our paper as follows:
@inproceedings{katsikas-metron.nsdi18,
author = {Katsikas, Georgios P. and Barbette, Tom and Kosti\'{c}, Dejan and Steinert, Rebecca and Maguire Jr., Gerald Q.},
title = {{Metron: NFV Service Chains at the True Speed of the Underlying Hardware}},
booktitle = {15th USENIX Conference on Networked Systems Design and Implementation (NSDI 18)},
series = {NSDI'18},
year = {2018},
isbn = {978-1-931971-43-0},
pages = {171--186},
numpages = {16},
url = {https://www.usenix.org/system/files/conference/nsdi18/nsdi18-katsikas.pdf},
address = {Renton, WA},
acmid = {},
publisher = {USENIX Association}
}