2016-06-10 16:55, Jasvinder Singh:
> From: Guruprasad Mukundarao <guruprasadx.rao at intel.com>
>
> This script parses the application configuration file and detects all the
> pipelines specified therein, and then, it generates all the possible mappings
> of those pipelines on the specified CPU core-list.
>
> As a result, each of the possible pipeline-to-core mappings is saved as
> separate output configuration file. For example- if input file is
> edge_router_downstream.cfg with 3 pipeline (excluding pipeline 0) and
> core-list is ?1, 2?, following combinations will be generated-
>
> Pipeline 1 Pipeline 2 Pipeline 3
> Core = 1 Core = 1 Core = 2
> Core = 1 Core = 2 Core = 1
> Core = 2 Core = 1 Core = 1
> Core = 2 Core = 2 Core = 1
> Core = 2 Core = 1 Core = 2
> Core = 1 Core = 2 Core = 2
> Core = C1 Core = C1H Core = C2
> Core = C1 Core = C2 Core = C1H
> Core = C2 Core = C1 Core = C1H
>
> This script will help users to analyse the performance of application by
> evaluating all the generated configuration files with different
> pipelines-to-core mappings and obtaining the application configuration file
> with best performance.
>
> To run the script, issue the following command;
>
> ./pipeline-to-core-mapping.py -i <input_configuration_file> -pc
> "s<socket-id>c<core-id>"
>
> Some optional arguments are as follows:
> -h, --help show this help message and exit
> -ht {ON,OFF}, --hyper-thread {ON,OFF}
> enable/disable hyper threading. default is ON
> -nO, --no-output-file
> disable output config file generation. Output file
> generation is enabled by default
>
> Signed-off-by: Guruprasad Mukundarao <guruprasadx.rao at intel.com>
> Acked-by: Cristian Dumitrescu <cristian.dumitrescu at intel.com>
Applied
I am not sure we are still in the scope of an example here.
ip_pipeline looks to be a complete DPDK application.
