schedule: add light peer without considering the influence #1554
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Signed-off-by: Ryan Leung <rleungx@gmail.com>
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Signed-off-by: Ryan Leung <rleungx@gmail.com>
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What problem does this PR solve?
After #1474, we introduce a limit mechanism for each store by considering the influence of add peer operation. But there is a special operation, region scatter, which shouldn't be limited.
What is changed and how it works?
This PR introduces two more steps named
AddLightLearnerandAddLightPeerrespectively to solve this problem.Check List
Tests
Related changes