Ted Yu created HBASE-20081: ------------------------------ Summary: TestDisableTableProcedure sometimes hung in MiniHBaseCluster#waitUntilShutDown Key: HBASE-20081 URL: https://issues.apache.org/jira/browse/HBASE-20081 Project: HBase Issue Type: Test Reporter: Ted Yu
https://builds.apache.org/job/HBase-2.0-hadoop3-tests/lastCompletedBuild/org.apache.hbase$hbase-server/testReport/org.apache.hadoop.hbase.master.procedure/TestDisableTableProcedure/org_apache_hadoop_hbase_master_procedure_TestDisableTableProcedure/ was one recent occurrence. I noticed two things in test output: {code} 2018-02-25 18:12:45,053 WARN [Time-limited test-EventThread] master.RegionServerTracker(136): asf912.gq1.ygridcore.net,45649,1519582305777 is not online or isn't known to the master.The latter could be caused by a DNS misconfiguration. {code} Since DNS misconfiguration was very unlikely on Apache Jenkins nodes, the above should not have been logged. {code} 2018-02-25 18:16:51,531 WARN [master/asf912:0.Chore.1] master.CatalogJanitor(127): Failed scan of catalog table java.io.IOException: connection is closed at org.apache.hadoop.hbase.MetaTableAccessor.getMetaHTable(MetaTableAccessor.java:263) at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:761) at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:680) at org.apache.hadoop.hbase.MetaTableAccessor.scanMetaForTableRegions(MetaTableAccessor.java:675) at org.apache.hadoop.hbase.master.CatalogJanitor.getMergedRegionsAndSplitParents(CatalogJanitor.java:188) at org.apache.hadoop.hbase.master.CatalogJanitor.getMergedRegionsAndSplitParents(CatalogJanitor.java:140) at org.apache.hadoop.hbase.master.CatalogJanitor.scan(CatalogJanitor.java:246) at org.apache.hadoop.hbase.master.CatalogJanitor.chore(CatalogJanitor.java:119) at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186) {code} The above was possibly related to the lost region server. I searched test output of successful run where none of the above two can be seen. -- This message was sent by Atlassian JIRA (v7.6.3#76005)