[dpdk-dev] [PATCH v4] app/testpmd: support flow aging

[Ferruh Yigit]

On 5/3/2020 9:59 AM, Bill Zhou wrote:
> Currently, there is no way to check the aging event or to get the current
> aged flows in testpmd, this patch include those implements, it's included:
> 
> - Add new item "flow_aged" to the current print event command arguments.
> - Add new command to list all aged flows, meanwhile, we can set parameter
>   to destroy it.
> 
> Signed-off-by: Bill Zhou <dongz at mellanox.com>
> ---
> v2: Update the way of registering aging event, add new command to control
> if the event need be print or not. Update the output of the delete aged
> flow command format.
> v3: Change the command from only set aged flow output to set one gloable
> verbose bitmap for all events output.
> v4: Add the event output to current global print event arguments.

<...>

> @@ -187,9 +187,9 @@ usage(char* progname)
>  	printf("  --no-rmv-interrupt: disable device removal interrupt.\n");
>  	printf("  --bitrate-stats=N: set the logical core N to perform "
>  		"bit-rate calculation.\n");
> -	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
> +	printf("  --print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "
>  	       "enable print of designated event or all of them.\n");
> -	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|all>: "
> +	printf("  --mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|flow_aged|all>: "

+1 to '--print-event', can you please update the documentation for the change?

<...>

> @@ -388,7 +389,8 @@ uint32_t event_print_mask = (UINT32_C(1) << RTE_ETH_EVENT_UNKNOWN) |
>  			    (UINT32_C(1) << RTE_ETH_EVENT_INTR_RESET) |
>  			    (UINT32_C(1) << RTE_ETH_EVENT_IPSEC) |
>  			    (UINT32_C(1) << RTE_ETH_EVENT_MACSEC) |
> -			    (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV);
> +			    (UINT32_C(1) << RTE_ETH_EVENT_INTR_RMV) |
> +			    (UINT32_C(1) << RTE_ETH_EVENT_FLOW_AGED);

This is enabling the event logging by default, we are turning back to original
point, since '--print-event' can be used to enable it, can you please leave it
out by default?