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Guru
Created on
12-24-2016
01:24 PM
- edited on
02-17-2020
08:59 AM
by
VidyaSargur
ENVIRONMENT: HDP 2.3.2 , Ambari 2.2.0,JDK 1.7.0_67-b01,Kernel: 3.13.0-48-generic
ERRORS: Last few lines in the NM log before it hit SIGSEGV shows that there was Container Localizer running for a new container:
2016-10-20 01:29:05,810 INFO localizer.ResourceLocalizationService (ResourceLocalizationService.java:handle(711)) - Created localizer for container_e14_1475595980406_28807_01_000021
[...]
2016-10-20 01:29:08,308 INFO localizer.LocalizedResource (LocalizedResource.java:handle(203)) - Resource hdfs://user/tmp/hive/xxx/5b0f04c6-ba2d-47dc-85c2-88179a1db407/hive_2016-10-20_01-28-15_091_3309851709548218363-3928/-mr-10007/df6632b4-ec58-4cdf-8ffb-c81460abc266/reduce.xml(->/hadoop/yarn/local/usercache/xxx/filecache/150663/reduce.xml) transitioned from DOWNLOADING to LOCALIZED
- The exception says:
Current thread (0x00007f2c66cc7000): JavaThread "ContainerLocalizer Downloader" [_thread_in_Java, id=14260, stack(0x00007f2c740a3000,0x00007f2c741a4000)] siginfo:si_signo=SIGSEGV: si_errno=0, si_code=1 (SEGV_MAPERR), si_addr=0x00000000801f0ffb
- And the stack trace for '14260' shows:
Stack: [0x00007f2c740a3000,0x00007f2c741a4000], sp=0x00007f2c741a0fc8, free space=1015kNative frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) j org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos$ClientOperationHeaderProto.getClientNameBytes()Lcom/google/protobuf/ByteString;+0 j org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos$ClientOperationHeaderProto.getSerializedSize()I+48 J 915 C2 com.google.protobuf.CodedOutputStream.computeMessageSize(ILcom/google/protobuf/MessageLite;)I (10 bytes) @ 0x00007f2cad207530 [0x00007f2cad207500+0x30] j org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos$OpReadBlockProto.getSerializedSize()I+30 J 975 C2 com.google.protobuf.AbstractMessageLite.writeDelimitedTo(Ljava/io/OutputStream;)V (40 bytes) @ 0x00007f2cad254124 [0x00007f2cad2540e0+0x44] j org.apache.hadoop.hdfs.protocol.datatransfer.Sender.send(Ljava/io/DataOutputStream;Lorg/apache/hadoop/hdfs/protocol/datatransfer/Op;Lcom/google/protobuf/Message;)V+60 j org.apache.hadoop.hdfs.protocol.datatransfer.Sender.readBlock(Lorg/apache/hadoop/hdfs/protocol/ExtendedBlock;Lorg/apache/hadoop/security/token/Token;Ljava/lang/String; JJZLorg/apache/hadoop/hdfs/server/datanode/CachingStrategy;)V+49 j org.apache.hadoop.hdfs.RemoteBlockReader2.newBlockReader(Ljava/lang/String;Lorg/apache/hadoop/hdfs/protocol/ExtendedBlock;Lorg/apache/hadoop/security/token/Token; JJZLjava/lang/String;Lorg/apache/hadoop/hdfs/net/Peer;Lorg/apache/hadoop/hdfs/protocol/DatanodeID;Lorg/apache/hadoop/hdfs/PeerCache;Lorg/apache/hadoop/hdfs/server/datanode/CachingStrategy;)Lorg/apache/hadoop/hdfs/BlockReader;+43 j org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReader(Lorg/apache/hadoop/hdfs/net/Peer;)Lorg/apache/hadoop/hdfs/BlockReader;+109 j org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReaderFromTcp()Lorg/apache/hadoop/hdfs/BlockReader;+78 [...]
ROOT CAUSE: Segmentation fault in a Java process is usually due to a JVM bug.In this case, user is on an older JDK version (1.7.0_67-b01).Updating to a more recent 1.7 release should be attempted to see if it resolves the SIGSEGV.