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Hudson commented on HBASE-12554: -------------------------------- FAILURE: Integrated in HBase-1.0 #493 (See [https://builds.apache.org/job/HBase-1.0/493/]) HBASE-12554 TestBaseLoadBalancer may timeout due to lengthy rack lookup (tedyu: rev d5bcf338d67fb160cc81e3fcf3284b6c887db11a) * hbase-server/src/test/java/org/apache/hadoop/hbase/master/balancer/TestBaseLoadBalancer.java > TestBaseLoadBalancer may timeout due to lengthy rack lookup > ----------------------------------------------------------- > > Key: HBASE-12554 > URL: https://issues.apache.org/jira/browse/HBASE-12554 > Project: HBase > Issue Type: Test > Reporter: Ted Yu > Assignee: Ted Yu > Fix For: 2.0.0, 0.99.2 > > Attachments: 12554-v1.txt, 12554-v2.txt, 12554-v3.txt, 12554-v4.txt, > 12554-v5.txt > > > Here is one of the recent occurrences > (https://builds.apache.org/job/PreCommit-HBASE-Build/11778/console): > {code} > testImmediateAssignment(org.apache.hadoop.hbase.master.balancer.TestBaseLoadBalancer) > Time elapsed: 30.019 sec <<< ERROR! > java.lang.Exception: test timed out after 30000 milliseconds > at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method) > at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:901) > at > java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1293) > at java.net.InetAddress.getAllByName0(InetAddress.java:1246) > at java.net.InetAddress.getAllByName(InetAddress.java:1162) > at java.net.InetAddress.getAllByName(InetAddress.java:1098) > at java.net.InetAddress.getByName(InetAddress.java:1048) > at org.apache.hadoop.net.NetUtils.normalizeHostName(NetUtils.java:561) > at org.apache.hadoop.net.NetUtils.normalizeHostNames(NetUtils.java:578) > at > org.apache.hadoop.net.CachedDNSToSwitchMapping.resolve(CachedDNSToSwitchMapping.java:109) > at > org.apache.hadoop.hbase.master.RackManager.getRack(RackManager.java:66) > at > org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer$Cluster.<init>(BaseLoadBalancer.java:273) > at > org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer.createCluster(BaseLoadBalancer.java:1113) > at > org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer.randomAssignment(BaseLoadBalancer.java:1175) > at > org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer.immediateAssignment(BaseLoadBalancer.java:1145) > at > org.apache.hadoop.hbase.master.balancer.TestBaseLoadBalancer.testImmediateAssignment(TestBaseLoadBalancer.java:136) > {code} > One possible fix is to submit CachedDNSToSwitchMapping.resolve() to executor > pool for execution. RackManager.getRack() can set a timeout beyond which > UNKNOWN_RACK is returned. -- This message was sent by Atlassian JIRA (v6.3.4#6332)