[SOLR-6918] No need to log exceptions (as warn) generated when creating MBean stats if the core is shutting down

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 5.0, 6.0
• Component/s: JMX
• Assignee: Timothy Potter
• Reporter: Timothy Potter
• Created: 06/Jan/15 21:28
• Updated: 09/May/16 18:52
• Resolved: 07/Jan/15 17:40

Description

I'm seeing tons of this warning when distributed SolrCloud tests are shutting down ...

I don't think we should log a WARN message if the exception is AlreadyClosedException since the core is closing

[junit4] 2> 31971 T37 oasc.JmxMonitoredMap$SolrDynamicMBean.getMBeanInfo WARN Could not getStatistics on info bean org.apache.solr.handler.ReplicationHandler org.apache.solr.common.SolrException: openNewSearcher called on closed core
[junit4] 2> at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1498)
[junit4] 2> at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1736)
[junit4] 2> at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1481)
[junit4] 2> at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1416)
[junit4] 2> at org.apache.solr.handler.ReplicationHandler.getIndexVersion(ReplicationHandler.java:558)
[junit4] 2> at org.apache.solr.handler.ReplicationHandler.getStatistics(ReplicationHandler.java:575)
[junit4] 2> at org.apache.solr.core.JmxMonitoredMap$SolrDynamicMBean.getMBeanInfo(JmxMonitoredMap.java:257)
[junit4] 2> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getClassName(DefaultMBeanServerInterceptor.java:1804)
[junit4] 2> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.safeGetClassName(DefaultMBeanServerInterceptor.java:1595)
[junit4] 2> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.objectInstancesFromFilteredNamedObjects(DefaultMBeanServerInterceptor.java:1556)
[junit4] 2> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.queryMBeansImpl(DefaultMBeanServerInterceptor.java:513)
[junit4] 2> at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.queryNames(DefaultMBeanServerInterceptor.java:526)
[junit4] 2> at com.sun.jmx.mbeanserver.JmxMBeanServer.queryNames(JmxMBeanServer.java:619)
[junit4] 2> at org.apache.solr.core.JmxMonitoredMap.clear(JmxMonitoredMap.java:120)
[junit4] 2> at org.apache.solr.core.SolrCore.close(SolrCore.java:1161)
[junit4] 2> at org.apache.solr.core.CoreContainer.unload(CoreContainer.java:691)
[junit4] 2> at org.apache.solr.handler.admin.CoreAdminHandler.handleUnloadAction(CoreAdminHandler.java:676)
[junit4] 2> at org.apache.solr.handler.admin.CoreAdminHandler.handleRequestInternal(CoreAdminHandler.java:209)
[junit4] 2> at org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:188)
[junit4] 2> at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:144)
[junit4] 2> at org.apache.solr.servlet.SolrDispatchFilter.handleAdminRequest(SolrDispatchFilter.java:738)
[junit4] 2> at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:254)
[junit4] 2> at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:201)