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Event driven switchover in DualToR - #2466

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vivekverma-arista:event_driven_switchover
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Event driven switchover in DualToR#2466
vivekverma-arista wants to merge 2 commits into
sonic-net:masterfrom
vivekverma-arista:event_driven_switchover

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@vivekverma-arista

@vivekverma-arista vivekverma-arista commented Jul 20, 2026

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This HLD proposes an event driven switchover for DualToR deployments in case of link failures. Today the switchover is partially poll driven.

With an end-to-end event driven switchover, the convergence times are no longer a function of configured poll interval on the devices and reduce significantly.

@mssonicbld

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/azp run

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@vivekverma-arista

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@vivekverma-arista vivekverma-arista changed the title Event driven switchover Event driven switchover in DualToR Jul 20, 2026
Signed-off-by: Vivek Kumar Verma <vivekverma@arista.com>
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vivekverma-arista force-pushed the event_driven_switchover branch from 1042e3c to d9276ad Compare July 20, 2026 07:32
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/azp run

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2 participants