块池的hadoop hdfs格式化获取错误失败

b1zrtrql  于 2021-06-02  发布在  Hadoop
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格式化hdfs后,出现以下错误:

2015-05-28 21:41:57,544 WARN org.apache.hadoop.hdfs.server.common.Storage: java.io.IOException: Incompatible clusterIDs in /usr/local/hadoop/dfs/datanode: namenode clusterID = CID-e77ee39a-ab4a-4de1-b1a4-9d4da78b83e8; datanode clusterID = CID-6c250e90-658c-4363-9346-972330ff8bf9
2015-05-28 21:41:57,545 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for Block pool <registering> (Datanode Uuid unassigned) service to localhost/127.0.0.1:9000. Exiting. 
java.io.IOException: All specified directories are failed to load.
    at.. org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:477)
    at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:1387)
    at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:1352)
    at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:316)
    at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:228)
    at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:852)
    at java.lang.Thread.run(Thread.java:745)
...blah...
SHUTDOWN_MSG: 
/************************************************************
SHUTDOWN_MSG: Shutting down DataNode at der-Inspiron-3521/127.0.1.1

************************************************************/

以下是我所做的步骤:

sbin/stop-dfs.sh
 hdfs namenode -format
 sbin/start-dfs.sh

供您参考:我的 core-site.xml文件 有体温吗 目录 具体如下:

<property>
      <name>hadoop.tmp.dir</name>
     <value>/usr/local/hadoop</value>
      <description>A base for other temporary directories.    
</description>
 </property>

还有我的 hdfs-site.xml文件 作为 名称节点 和 数据节点 具体如下:

<property>
     <name>dfs.namenode.name.dir</name>  
     <value>file:/usr/local/hadoop/dfs/namenode</value>
  </property>

 <property> 
        <name>dfs.datanode.data.dir</name>
        <value>file:/usr/local/hadoop/dfs/datanode</value>
    </property>

更新:我有一点进一步的问题,但我仍然得到相同类型的错误。我有能力运行 hdfs dfs -format 并按建议更改版本**。之后我用 hdfs dfs -ls and hdfs dfs -mkdir to create /user/der 我的登录名是什么。但是,当我运行mypig文件时,我在pig文件中获取mkdirs和chmod错误。以下是my datanode和namenode的权限:

drwx------ 3 der  der  4096 May 29 08:13 datanode
drwxrwxrwx 4 root root 4096 May 28 11:34 name
drwxrwxr-x 3 der  der  4096 May 29 08:13 namenode
drwxrwxr-x 3 der  der  4096 May 29 08:13 namesecondary
drwxr-xr-x 2 root root 4096 May 28 11:46 ww

似乎datanode只有所有者和组的权限,而没有用户的权限。
以下是我的pig脚本错误:

2015-05-29 08:37:27,152 [JobControl] INFO  org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob - PigLatin:totalmiles.pig got an error while submitting 
ENOENT: No such file or directory
    at org.apache.hadoop.io.nativeio.NativeIO$POSIX.chmodImpl(Native Method)
    at org.apache.hadoop.io.nativeio.NativeIO$POSIX.chmod(NativeIO.java:230)
    at org.apache.hadoop.fs.RawLocalFileSystem.setPermission(RawLocalFileSystem.java:724)
    at org.apache.hadoop.fs.FilterFileSystem.setPermission(FilterFileSystem.java:502)
    at org.apache.hadoop.fs.FileSystem.mkdirs(FileSystem.java:600)
    at org.apache.hadoop.mapreduce.JobResourceUploader.uploadFiles(JobResourceUploader.java:94)
    at org.apache.hadoop.mapreduce.JobSubmitter.copyAndConfigureFiles(JobSubmitter.java:98)
    at org.apache.hadoop.mapreduce.JobSubmitter.submitJobInternal(JobSubmitter.java:193)
    at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1290)
    at org.apache.hadoop.mapreduce.Job$10.run(Job.java:1287)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:415)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
    at org.apache.hadoop.mapreduce.Job.submit(Job.java:1287)
    at org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob.submit(ControlledJob.java:335)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl

这是我的Pig剧本:

records = LOAD '1987.csv' USING PigStorage(',') AS
        (Year, Month, DayofMonth, DayOfWeek, 
         DepTime, CRSDepTime, ArrTime, CRSArrTime, 
         UniqueCarrier, FlightNum, TailNum,ActualElapsedTime,
         CRSElapsedTime,AirTime,ArrDelay, DepDelay, 
         Origin, Dest,  Distance:int, TaxIn, 
         TaxiOut, Cancelled,CancellationCode,  Diverted, 
         CarrierDelay, WeatherDelay, NASDelay, SecurityDelay,
         lateAircraftDelay);
milage_recs= GROUP records ALL;
tot_miles = FOREACH milage_recs GENERATE SUM(records.Distance);
STORE tot_miles INTO 'totalmiles4';

更新:顺便说一下,我在datanode上使用了chmodgo+rw(在我停止namenode服务器和datanode服务器之后)。但效果不太好。
更新5月30日:多一点细节。我将pig脚本中pig脚本的父目录更改为:

records = LOAD '/user/der/1987.csv' USING PigStorage(',') AS

我也有同样的错误。在客户端,这里是错误。唯一的区别是,失败的输入读取没有hdfs://前缀。

Failed to read data from "/user/der/1987.csv"

Output(s):
Failed to produce result in "hdfs://localhost:9000/user/der/totalmiles4"

在服务器端,这里是namenode日志,就在我从pig脚本得到无效文件请求的那一刻。日志(使用tail-f)滚动。这表示服务器正在接受pig命令的请求。

2015-05-30 07:01:28,140 INFO BlockStateChange: BLOCK* addStoredBlock: blockMap updated: 127.0.0.1:50010 is added to 
        blk_1073741885_1061{UCState=UNDER_CONSTRUCTION, 
    truncateBlock=null,
 primaryNodeIndex=-1, replicas=[ReplicaUC[[DISK]DS-c84e0e37-2726-44da-af3e-67167c1010d1:NORMAL:127.0.0.1:50010|RBW]]}
     size 0

            2015-05-30 07:01:28,148 INFO org.apache.hadoop.hdfs.StateChange: DIR* completeFile:
     /tmp/temp-11418443/tmp85697770/automaton-1.11-8.jar 
is closed by DFSClient_NONMAPREDUCE_-1939565577_1

我只需要获取pig脚本的源代码并检查它发出的extact hdfs命令。我认为我配置的hadoop hdfs服务有问题。

snvhrwxg

snvhrwxg1#

2015-05-28 21:41:57544警告org.apache.hadoop.hdfs.server.common.storage:java.io.ioexception:namenode clusterid=cid-e77ee39a-ab4de1-b1a4-9d4da78b83e8;数据节点群集ID=cid-6c250e90-658c-4363-9346-972330ff8bf9
您的namenode和datanode群集id不匹配。
打开你的 usr/local/hadoop/dfs/datanode/current/VERSION 文件和更改:

clusterID=CID-6c250e90-658c-4363-9346-972330ff8bf9

clusterID=CID-e77ee39a-ab4a-4de1-b1a4-9d4da78b83e8

注意:每当格式化namenode时,请检查namenode和datanode的版本文件。它们都应该具有相同的clusterid和namespaceid。否则,您的datanode将无法启动。

lyfkaqu1

lyfkaqu12#

同样的问题也发生在我身上。我删除了data目录的内容,然后运行hdfs datanode。这在datanode目录中创建了版本和其他文件。这解决了我的问题。

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