Add total QPS limit control for specific namespace in cluster flow control #382
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- Also improve the automatic namespace register of embedded server mode Signed-off-by: Eric Zhao <sczyh16@gmail.com>
Signed-off-by: Eric Zhao <sczyh16@gmail.com>
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Jan 8, 2019
…ntrol (alibaba#382) - Add `UnaryLeapArray` and `RequestLimiter` to enable simple QPS limit - Improve cluster rule manager and server config manager to support request limiter - Support `TOO_MANY_REQUEST` status in client side - Also improve the automatic namespace register of embedded server mode Signed-off-by: Eric Zhao <sczyh16@gmail.com>
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Describe what this PR does / why we need it
Add total QPS limit control for specific namespace in cluster flow control, so that it won't surge indefinitely and affect user's service itself in embedded server mode.
Does this pull request fix one issue?
Resolves #381
Describe how you did it
UnaryLeapArrayandRequestLimiterto enable simple QPS limitTOO_MANY_REQUESTstatus in client sideDescribe how to verify it
See test cases.
Special notes for reviews
NONE