Gabor Bota created HDFS-13065:
---------------------------------
Summary: TestErasureCodingMultipleRacks#testSkewedRack3 is failing
Key: HDFS-13065
URL: https://issues.apache.org/jira/browse/HDFS-13065
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs
Affects Versions: 3.0.0
Reporter: Gabor Bota
Fix For: 3.0.1
Test fails intermittently.
java.lang.AssertionError: expected:<9> but was:<7>
at
org.apache.hadoop.hdfs.TestErasureCodingMultipleRacks.testSkewedRack3(TestErasureCodingMultipleRacks.java:178)
2017-12-12 20:25:46,751 [IPC Server handler 6 on 47378] DEBUG
net.NetworkTopology
(DFSNetworkTopology.java:chooseRandomWithStorageTypeTwoTrial(119)) - No node to
choose.
2017-12-12 20:25:46,751 [IPC Server handler 6 on 47378] WARN
blockmanagement.BlockPlacementPolicy
(BlockPlacementPolicyRackFaultTolerant.java:chooseTargetInOrder(142)) - Only
able to place 7 of total expected 9 (maxNodesPerRack=2, numOfReplicas=4) nodes
evenly across racks, falling back to evenly place on the remaining racks. This
may not guarantee rack-level fault tolerance. Please check if the racks are
configured properly.
2017-12-12 20:25:46,751 [IPC Server handler 6 on 47378] DEBUG
blockmanagement.BlockPlacementPolicy
(BlockPlacementPolicyRackFaultTolerant.java:chooseTargetInOrder(148)) - Caught
exception was:
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy$NotEnoughReplicasException:
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyDefault.chooseRandom(BlockPlacementPolicyDefault.java:792)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyRackFaultTolerant.chooseOnce(BlockPlacementPolicyRackFaultTolerant.java:224)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyRackFaultTolerant.chooseTargetInOrder(BlockPlacementPolicyRackFaultTolerant.java:139)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyDefault.chooseTarget(BlockPlacementPolicyDefault.java:392)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyDefault.chooseTarget(BlockPlacementPolicyDefault.java:268)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyDefault.chooseTarget(BlockPlacementPolicyDefault.java:121)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicyDefault.chooseTarget(BlockPlacementPolicyDefault.java:137)
at
org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget4NewBlock(BlockManager.java:2091)
at
org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.chooseTargetForNewBlock(FSDirWriteFileOp.java:287)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2602)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:864)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:549)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:523)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:991)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:869)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:815)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2675)
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