[action] [PR:21146] Apply Zebra fpm backpressure patches to dplane_fpm_sonic #21356
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#### Why I did it
Reduce high CPU usage on zebra after performing port toggle on all interfaces simultaneously
#### How I did it
Apply zebra fpm backpressure patches from FRR mainline to dplane_fpm_sonic:
* zebra: Use built in data structure counter (FRRouting/frr#16221)
* Zebra fpm backpressure (FRRouting/frr#16220)
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Original PR: #21146 |
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/azp run Azure.sonic-buildimage |
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Azure Pipelines successfully started running 1 pipeline(s). |
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Why I did it
Reduce high CPU usage on zebra after performing port toggle on all interfaces simultaneously
How I did it
Apply zebra fpm backpressure patches from FRR mainline to dplane_fpm_sonic: