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Ted Yu updated HBASE-16377: --------------------------- Description: The following was observed during test of region_mover.rb : {code} 2016-08-08 11:17:05,341|beaver.machine|INFO|352|139926954637120|MainThread|2016-08-08 11:17:05,340 INFO [RubyThread-9: hbase-client/bin/thread-pool.rb:28] region_mover: Moving region hbase:meta,,1.1588230740 (1 of 14) from xYz.openstacklocal,16020,1470654716593, to server=xYz.openstacklocal,16020,1470654716593 {code} There is check that target server should not be the same as current server: {code} if currentServer and currentServer == servername $LOG.info("Region " + r.getRegionNameAsString() + " (" + counter.to_s + " of " + regions.length.to_s + ") already on target server=" + servername) counter = counter + 1 next end {code} However, the check is not effective. See comparison between object1 and object3: http://www.skorks.com/2009/09/ruby-equality-and-object-comparison/ was: The following was observed during test of region_mover.rb : {code} 2016-08-08 11:17:05,341|beaver.machine|INFO|352|139926954637120|MainThread|2016-08-08 11:17:05,340 INFO [RubyThread-9: /usr/hdp/current/hbase-client/bin/thread-pool.rb:28] region_mover: Moving region hbase:meta,,1.1588230740 (1 of 14) from xYz.openstacklocal,16020,1470654716593, to server=xYz.openstacklocal,16020,1470654716593 {code} There is check that target server should not be the same as current server: {code} if currentServer and currentServer == servername $LOG.info("Region " + r.getRegionNameAsString() + " (" + counter.to_s + " of " + regions.length.to_s + ") already on target server=" + servername) counter = counter + 1 next end {code} However, the check is not effective. See comparison between object1 and object3: http://www.skorks.com/2009/09/ruby-equality-and-object-comparison/ > ServerName check is ineffective in region_mover.rb > -------------------------------------------------- > > Key: HBASE-16377 > URL: https://issues.apache.org/jira/browse/HBASE-16377 > Project: HBase > Issue Type: Bug > Affects Versions: 1.1.2 > Reporter: Ted Yu > Assignee: Ted Yu > > The following was observed during test of region_mover.rb : > {code} > 2016-08-08 > 11:17:05,341|beaver.machine|INFO|352|139926954637120|MainThread|2016-08-08 > 11:17:05,340 INFO [RubyThread-9: hbase-client/bin/thread-pool.rb:28] > region_mover: Moving region hbase:meta,,1.1588230740 (1 of 14) from > xYz.openstacklocal,16020,1470654716593, to > server=xYz.openstacklocal,16020,1470654716593 > {code} > There is check that target server should not be the same as current server: > {code} > if currentServer and currentServer == servername > $LOG.info("Region " + r.getRegionNameAsString() + " (" + counter.to_s + > " of " + regions.length.to_s + ") already on target server=" + > servername) > counter = counter + 1 > next > end > {code} > However, the check is not effective. > See comparison between object1 and object3: > http://www.skorks.com/2009/09/ruby-equality-and-object-comparison/ -- This message was sent by Atlassian JIRA (v6.3.4#6332)