On Wed, Nov 30, 2022 at 6:40 PM Kevin Traynor <[email protected]> wrote: > > pmd-rxq-show shows the Rx queue to pmd assignments as well as the > pmd usage of each Rx queue. > > Up until now a tail length of 60 seconds pmd usage was shown > for each Rx queue, as this is the value used during rebalance > to avoid any spike effects. > > When debugging or tuning, it is also convenient to display the > pmd usage of an Rx queue over a shorter time frame, so any changes > config or traffic that impact pmd usage can be evaluated more quickly. > > A parameter is added that allows pmd-rxq-show stats pmd usage to > be shown for a shorter time frame. Values are rounded up to the > nearest 5 seconds as that is the measurement granularity and the value > used is displayed. e.g. > > $ ovs-appctl dpif-netdev/pmd-rxq-show -secs 5 > Displaying last 5 seconds pmd usage % > pmd thread numa_id 0 core_id 4: > isolated : false > port: dpdk0 queue-id: 0 (enabled) pmd usage: 95 % > overhead: 4 % > > The default time frame has not changed and the maximum value > is limited to the maximum stored tail length (60 seconds). > > Signed-off-by: Kevin Traynor <[email protected]>
Reviewed-by: David Marchand <[email protected]> -- David Marchand _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
