1:问题出现的原因,部署好的hadoop-2.6.4进行window10操作hadoop api出现的错误,具体错误是我向hdfs上传文件,还好点,之前解决过,这里不叙述,这里说一下从hdfs下载文件出现的错误: 详细错误如下所示: java.lang.NullPointerException at java.lang.ProcessBuilder.start(Unknown Source) at org.apache.hadoop.util.Shell.runCommand(Shell.jav…
org.apache.hadoop.util.DiskChecker$DiskErrorException问题等价解决linux磁盘不足解决问题排查 解决"/dev/mapper/centos-root 100%"满了, org.apache.hadoop.util.DiskChecker$DiskErrorException Could not find any valid local directory for.... 错误信息:如下所示 2021-12-09 00:40:58,5…
[环境信息] Hadoop版本:2.4.0 客户端OS:Windows Server 2008 R2 服务器端OS:CentOS 6.4 [问题现象] 在通过Windows客户端向Linux服务器提交Hadoop应用时,会提示如下错误: org.apache.hadoop.util.Shell$ExitCodeException: /bin/bash: line 0: fg: no job control at org.apache.hadoop.util.Shell.runCommand(Sh…
错误: org.apache.hadoop.util.DiskChecker$DiskErrorException: Could not find any valid local directory for 原因: 两种可能,hadoop.tmp.dir或者data目录存储空间不足 解决办法: 看了一下我的dfs状态,data使用率不到40%,所以推测是hadoop.tmp.dir空间不足,导致无法创建Jog临时文件.查看core-site.xml发现没有配置hadoop.tmp.dir,因此使…
1.错误 Ignoring exception during close for org.apache.hadoop.mapred.MapTask$NewOutputCollector@17bda0f2 java.io.IOException: Spill failed2.原因 本地磁盘空间不足非hdfs (我是在myeclipse中调试程序,本地tmp目录占满)3.解决 清理.增加空间 如果,您认为阅读这篇博客让您有些收获,不妨点击一下右下角的[推荐]. 如果,您希望更容…
1.window操作系统的eclipse运行wordcount程序出现如下所示的错误: Exception in thread "main" java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Ljava/lang/String;I)Z at org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Native…
在master(即:host2)中执行 hadoop jar hadoop-test-1.1.2.jar DFSCIOTest -write -nrFiles 12 -fileSize 10240 -resFile test 最后fail,为啥,看了一下日志 org.apache.hadoop.ipc.RemoteException: java.io.IOException: File /benchmarks/TestDFSIO/io_data/test_io_0 could only be r…
数据导入的时候出现: at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:) at java.lang.Class.getMethod0(Class.java:) at java.lang.Class.getMethod(Class.java:) at org.apache.hadoop.util.ProgramDriver$Pr…
15/03/18 09:59:21 INFO mapreduce.Job: Task Id : attempt_1426641074924_0002_m_000000_2, Status : FAILED Error: org.apache.hadoop.hdfs.BlockMissingException: Could not obtain block: BP-35642051-192.168.199.91-1419581604721:blk_1073743091_2267 file=/fil…
换了个环境,出现此异常 016-10-18 23:54:01,334 WARN [org.apache.hadoop.util.NativeCodeLoader] - Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 2016-10-18 23:54:01,668 INFO [org.apache.hadoop.conf.Configurati…
在 windows 上运行 MapReduce 时报如下异常 Exception in thread "main" java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Ljava/lang/String;I)Z at org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Native Method) at or…
Hbase master启动报错: java.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMaster at org.apache.hadoop.hbase.master.HMaster.constructMaster(HMaster.java:2893) at org.apache.hadoop.hbase.master.HMasterCommandLin…
Master日志错误:2015-12-02 06:34:32,394 ERROR [main] master.HMasterCommandLine: Master exitingjava.lang.RuntimeException: Failed construction of Master: class org.apache.hadoop.hbase.master.HMasterat org.apache.hadoop.hbase.master.HMaster.constructMaster(…