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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2018/11/12 11:42:53 UTC

[GitHub] codelipenghui opened a new pull request #2977: Fix-2876 Limit the client reconnect behavior

codelipenghui opened a new pull request #2977: Fix-2876 Limit the client reconnect behavior
URL: https://github.com/apache/pulsar/pull/2977
 
 
   ### Motivation
   This PR want to fix issue #2876 
   Client reconnect too much and load data from bookie to cause the high network bandwidth usage.
   Add mechanisms to limit the subscribe per consumer to avoid high network bandwidth usage.
   By default, the limit mechanisms is close. Can enable by broker.conf and namespaces policy.
   
   ### Modifications
   
   Add mechanisms to limit consumer subscribe times in a period.
   
   ### Result
   
   If enable the Subscribe Rate Limiter, broker will refuse a consumer subscribe which subscribe times is over more than max subscribe times in a period.

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