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From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-15210) Undo crazy load balancer logging at tens of lines per millisecond
Date Wed, 03 Feb 2016 07:14:39 GMT
stack created HBASE-15210:
-----------------------------

             Summary: Undo crazy load balancer logging at tens of lines per millisecond
                 Key: HBASE-15210
                 URL: https://issues.apache.org/jira/browse/HBASE-15210
             Project: HBase
          Issue Type: Sub-task
          Components: Balancer
    Affects Versions: 1.2.0
            Reporter: stack
            Assignee: stack


Sometimes the load balancer falls into a state of crazy logging in 1.2.0 writing out ten lines
a millisecond like this:

{code}
2016-02-02 17:15:01,382 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
2016-02-02 17:15:01,382 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer:  Lowest locality region index is 3 and its region server contains
4 regions
2016-02-02 17:15:01,384 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
2016-02-02 17:15:01,384 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer:  Lowest locality region index is 3 and its region server contains
4 regions
2016-02-02 17:15:01,386 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
2016-02-02 17:15:01,386 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer:  Lowest locality region index is 2 and its region server contains
4 regions
2016-02-02 17:15:01,387 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
2016-02-02 17:15:01,387 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer:  Lowest locality region index is 3 and its region server contains
4 regions
2016-02-02 17:15:01,388 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
2016-02-02 17:15:01,388 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer:  Lowest locality region index is 3 and its region server contains
4 regions
2016-02-02 17:15:01,388 DEBUG [ve0524.halxg.cloudera.com,16000,1454461776827_ChoreService_1]
balancer.BaseLoadBalancer: Lowest locality region server with non zero regions is ve0540.halxg.cloudera.com
with locality 0.22908874
{code}

This issue is about less logging.



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