org.apache.hadoop.fs.ChecksumException: Checksum error: file:/root/test.txt at 0

上传文件到集群遇到以下异常：org.apache.hadoop.fs.ChecksumException: Checksum error: file:/root/test.txt at 0

[root@master ~]# hdfs dfs -put test.txt /test
24/02/08 01:19:54 INFO fs.FSInputChecker: Found checksum error: b[0, 0]=
org.apache.hadoop.fs.ChecksumException: Checksum error: file:/root/test.txt at 0
	at org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSInputChecker.readChunk(ChecksumFileSystem.java:259)
	at org.apache.hadoop.fs.FSInputChecker.readChecksumChunk(FSInputChecker.java:276)
	at org.apache.hadoop.fs.FSInputChecker.read1(FSInputChecker.java:228)
	at org.apache.hadoop.fs.FSInputChecker.read(FSInputChecker.java:196)
	at java.io.DataInputStream.read(DataInputStream.java:100)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:85)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:59)
	at org.apache.hadoop.io.IOUtils.copyBytes(IOUtils.java:119)
	at org.apache.hadoop.fs.shell.CommandWithDestination$TargetFileSystem.writeStreamToFile(CommandWithDestination.java:466)
	at org.apache.hadoop.fs.shell.CommandWithDestination.copyStreamToTarget(CommandWithDestination.java:391)
	at org.apache.hadoop.fs.shell.CommandWithDestination.copyFileToTarget(CommandWithDestination.java:328)
	at org.apache.hadoop.fs.shell.CommandWithDestination.processPath(CommandWithDestination.java:263)
	at org.apache.hadoop.fs.shell.CommandWithDestination.processPath(CommandWithDestination.java:248)
	at org.apache.hadoop.fs.shell.Command.processPaths(Command.java:317)
	at org.apache.hadoop.fs.shell.Command.processPathArgument(Command.java:289)
	at org.apache.hadoop.fs.shell.CommandWithDestination.processPathArgument(CommandWithDestination.java:243)
	at org.apache.hadoop.fs.shell.Command.processArgument(Command.java:271)
	at org.apache.hadoop.fs.shell.Command.processArguments(Command.java:255)
	at org.apache.hadoop.fs.shell.CommandWithDestination.processArguments(CommandWithDestination.java:220)
	at org.apache.hadoop.fs.shell.CopyCommands$Put.processArguments(CopyCommands.java:267)
	at org.apache.hadoop.fs.shell.Command.processRawArguments(Command.java:201)
	at org.apache.hadoop.fs.shell.Command.run(Command.java:165)
	at org.apache.hadoop.fs.FsShell.run(FsShell.java:287)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
	at org.apache.hadoop.fs.FsShell.main(FsShell.java:340)
put: Checksum error: file:/root/test.txt at 0

解决方法：找到你要上传文件的路径，如图所示，要上传的文件test.txt存放在/root下 。

cd /root 将 .test.txt.crc文件删除，删除后重新上传即可