[ https://issues.apache.org/jira/browse/HDFS-16632?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wei-Chiu Chuang moved HADOOP-18204 to HDFS-16632: ------------------------------------------------- Component/s: hdfs++ native (was: hdfs-client) Key: HDFS-16632 (was: HADOOP-18204) Target Version/s: (was: 3.3.2) Affects Version/s: 3.3.2 3.2.3 3.3.1 3.3.0 (was: 3.3.0) (was: 3.3.1) (was: 3.2.3) (was: 3.3.2) Project: Hadoop HDFS (was: Hadoop Common) > java.io.IOException: Version Mismatch (Expected: 28, Received: 520 ) > -------------------------------------------------------------------- > > Key: HDFS-16632 > URL: https://issues.apache.org/jira/browse/HDFS-16632 > Project: Hadoop HDFS > Issue Type: Bug > Components: hdfs++, native > Affects Versions: 3.3.2, 3.2.3, 3.3.1, 3.3.0 > Environment: NAME="openEuler" > VERSION="20.03 (LTS-SP1)" > ID="openEuler" > VERSION_ID="20.03" > Reporter: cnnc > Priority: Major > Labels: libhdfs, libhdfscpp, pull-request-available > Attachments: test1M.cpp > > Original Estimate: 504h > Time Spent: 10m > Remaining Estimate: 503h 50m > > read 1M bytes from hdfs with libhdfspp, and the datanode-server report an > error like: > > 2022-04-12 20:10:21,872 ERROR > org.apache.hadoop.hdfs.server.datanode.DataNode: server1:9866:DataXceiver > error processing READ_BLOCK operation src: /90.90.43.114:47956 dst: > /90.90.43.114:9866 > java.io.IOException: Version Mismatch (Expected: 28, Received: 520 ) > at > org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:74) > at > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:269) > at java.lang.Thread.run(Thread.java:748) > 2022-04-12 20:13:27,615 ERROR > org.apache.hadoop.hdfs.server.datanode.DataNode: server1:9866:DataXceiver > error processing READ_BLOCK operation src: /90.90.43.114:48142 dst: > /90.90.43.114:9866 > java.io.IOException: Version Mismatch (Expected: 28, Received: 520 ) > at > org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:74) > at > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:269) > at java.lang.Thread.run(Thread.java:748) > > > (1) compile test1M.cpp ,using command: > g++ test1M.cpp -lprotobuf -lhdfspp_static -lhdfs -lpthread -lsasl2 -lcrypto > -llz4 -I./ -L./ -o test1M > > (2)and execute test1M with: > ./test1M REAL_HDFS_FILE_PATH > > (3) check hadoop logs and you will find erro info like : > java.io.IOException: Version Mismatch (Expected: 28, Received: 520 ) > at > org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:74) > at > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:269) > at java.lang.Thread.run(Thread.java:748) > > > > -- This message was sent by Atlassian Jira (v8.20.7#820007) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org