任务一直报错 现象比较奇怪,部分任务可以正常跑,部分问题报错 报错信息如下: Ended Job = job_1527476268558_132947 with exception 'java.io.IOException(java.net.ConnectException: Call From xxx/xxx to xxx:10020 failed on connection exception: java.net.ConnectException: 拒绝连接; For more detail…

ssh那些都已经搞了,跑一个书上的例子出现了Connection Refused异常,如下: 12/04/09 01:00:54 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:8020. Already tried 0 time(s).12/04/09 01:00:56 INFO ipc.Client: Retrying connect to server: localhost/127.0.0.1:8020. A…

192.168.11.12:8485: Call From hu-hadoop1/192.168.11.11 to hu-hadoop2:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused at org.apache.hadoop.hdfs.…

1:安装好hive,准备启动的时候出现下面的错误(由于hive是基于Hadoop的,所以必须先将你的集群启动起来,我就是没有启动集群,直接启动hive导致的错误): [root@master bin]# ./hive Logging initialized -bin/lib/hive-common-.jar!/hive-log4j.properties Exception failed on connection exception: java.net.ConnectException: Con…

hadoop集群搭建了ha,初次启动正常,最近几天启动时偶尔发现,namenode1节点启动后一段时间(大约10几秒-半分钟左右),namenode1上namenode进程停掉,查看日志: -- ::, INFO org.apache.hadoop.ipc.Client: Retrying connect to server: slave1/. Already tried , sleepTime= MILLISECONDS) -- ::, WARN org.apache.hadoop.hdfs.…

1:练习spark的时候,操作大概如我读取hdfs上面的文件,然后spark懒加载以后,我读取详细信息出现如下所示的错误,错误虽然不大,我感觉有必要记录一下,因为错误的起因是对命令的不熟悉造成的,错误如下所示: scala> text.collect java.net.ConnectException: Call From slaver1/ failed on connection exception: java.net.ConnectException: Connection refused;…

场景:  预发环境中,同事已经搭建了一套hadoop集群,由于版本与所需不符,所以需要替换版本 问题描述: 在配置文件都准确的情况下,启动hadoop,出现以下报错: 启动之前初始化:   初始化目录跟配置文件目录不一致 hdfs  namenode -format [root@hdoop2 hadoop-2.8.5]# hadoop dfs -ls /DEPRECATED: Use of this script to execute hdfs command is deprecated.Ins…

Call to localhost/127.0.0.1:9000 failed on connection exception:java.net.ConnectException的解决方案 作者:凯鲁嘎吉 - 博客园 http://www.cnblogs.com/kailugaji/ 在启动hadoop时,出现了如下错误: Call From java.net.UnknownHostException: ubuntu-larntin: ubuntu-larntin to localhost:90…

Bad connection to FS. command aborted. exception: Call to chaoren/192.168.80.100:9000 failed on connection exception: java.net.ConnectException: Connection refused 错误解决方法: 1.先将/usr/local/hadoop/tmp/dfs文件夹整个删除掉(cd /usr/local/hadoop/tmp rm -rf dfs) 2.再…

场景: eclipse链接不上阿里云hadoop解决: 将hadoop的配置文件中的ip改为内网IP即可…

今天用eclipse连接Hadoop集群的时候突然给我报了这样一个错误:Error:Call From xxx/xxx.xxx.xxx.xxx to hostname1:9000 failed on connection exception:java.net.ConnectException:Connection refused:no further information;...如下图所示: 通过查看配置信息得到错误原因如下:hdfs-site.xml中配置的DFS Master的端口号和ec…

先看解决方案,再看唠嗑,唠嗑可以忽略. 解决方案: 使用start yarn.sh启动yarn就可以了. 唠嗑: 今天学习Spark基于Yarn部署.然后总以为Yarn是让Spark启动的,提交程序的时候Yarn就会启动~!于是乎我就只开启了Spark程序,没开启Yarn,然后执行提交 ./spark-submit --class org.apache.spark.examples.JavaSparkPi \ --master yarn \ --deploy-mode cluster \ --d…

eclipse连接远程Hadoop报错,Caused by: java.io.IOException: 远程主机强迫关闭了一个现有的连接.全部报错信息如下: Exception in thread "main" java.io.IOException: Call to hadoopmaster/192.168.1.180:9000 failed on local exception: java.io.IOException: 远程主机强迫关闭了一个现有的连接. at org.apach…

用户使用的sql: select count( distinct patient_id ) from argus.table_aa000612_641cd8ce_ceff_4ea0_9b27_0a3a743f0fe3; 下面做不同的测试: 1.beeline -u jdbc:hive2://0.0.0.0:10000 -e "select count( distinct patient_id ) from argus.table_aa000612_641cd8ce_ceff_4ea0_9b27_…

ERROR tool.ImportTool: Import failed: java.io.IOException: java.lang.ClassNotFoundException: org.apache.hadoop.hive.conf.HiveConf sqoop从mysql导入到hive报错: 18/08/22 13:30:53 ERROR tool.ImportTool: Import failed: java.io.IOException: java.lang.ClassNotFou…

CREATE TABLE json_nested_test ( count string, usage string, pkg map<string,string>, languages array<string>, store map<string,array<map<string,string>>>) ROW FORMAT SERDE 'org.apache.hive.hcatalog.data.JsonSerDe' STORED AS TE…

Spark 读取 JSON 文件时运行报错 java.io.IOException: Could not locate executable null\bin\winutils.exe in the Hadoop binaries. 解决方法 需要文件 百度网盘链接点击进入 提取码: eku1 先把 winutils.exe 文件放入hadoop的bin目录里面 不用解压,直接放入idea安装目录的 plugins ,放入之后需重启 IDEA…

[root@linuxmain hadoop]# bin/hadoop jar hdfs3.jar com.dragon.test.CopyToHDFS Java HotSpot(TM) Client VM warning: You have loaded library /usr/hadoop/lib/native/libhadoop.so.1.0.0 which might have disabled stack guard. The VM will try to fix the stack…

不多说,直接上干货! 问题详情 问题排查 spark@master:~/app/hadoop$ sbin/start-all.sh This script is Deprecated. Instead use start-dfs.sh and start-yarn.sh Starting namenodes on [master] master: starting namenode, logging to /home/spark/app/hadoop-/logs/hadoop-spark-nam…

java.io.IOException: Incompatible clusterIDs in /export/hadoop-2.7.5/hadoopDatas/datanodeDatas2: namenode clusterID = CID-b3356ee2-aaae-4b89-86e2-e6eec8fe6e00; datanode clusterID = CID-c648893d-0a5b-4dc3-ae95-e962e62e0c6c at org.apache.hadoop.hdfs.se…

sql是:select count(distinct col) from db.table; 排查过程中遇到过几个不同的报错: 1. beeline -u jdbc:hive2://0.0.0.0:10000 -e "select count(distinct col) from db.table;" INFO : Kill Command = /usr/lib/hadoop/bin/hadoop job -kill job_1494385775332_0822 ERROR : End…

报错内容 flink执行jar时,报如下错误: org.apache.flink.client.program.ProgramInvocationException: Job failed. (JobID: b67d4b36791bb6d1be532323b4f77162) at org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:268) at org.apache.fl…

在hive中,会有这样一种情形: 1.创建一个分区外部表A(比如A表有5个字段),并且向A表里指定的分区(比如20160928这个分区)里插入数据 2.发现A表缺少一些字段,因为存在元数据不实时更新的问题,不想更新元数据,就进行删表重新建表B(表B与表A除了多了几个字段外,别的都一样) 3.再执行hql脚本,把最新的字段样式的数据插入到20160928这个分区里 会出现如下的报错: Failed with exception java.io.IOException: rename for src…

打开 cmd 输入 spark-shell 虽然可以正常出现 spark 的标志符,但是报错:java.io.IOException: Could not locate executable E:\hadoop-2.7.7\bin\winutils.exe in the Hadoop binaries. 由此推测,可能少了 winutils.exe 文件 找到: 故下载 winutils-master,解压,找到之前安装的hadoop版本号,这里是 2.7 的,再将文件夹 bin 里的的内容放置…

控制台(Console)输出: java.io.IOException: Broken pipe at sun.nio.ch.FileDispatcherImpl.write0(Native Method) at sun.nio.ch.SocketDispatcher.write(SocketDispatcher.java:47) at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:93) at sun.nio.ch.IOUtil.wri…

jdk,tomcat更新到jdk1.8与 tomcat8 运行报错:java.io.IOException: invalid constant type: 15 pom.xml文件中更新javassist的版本从3.15到3.18 <dependency> <groupId>org.javassist</groupId> <artifactId>javassist</artifactId> <version>3.18.2-GA<…

问题详情 React Native打包apk时在第二次编译时候报错: java.io.IOException: Could not delete path 'D:\mycode\reactnative\SecondTest\android\app\build\generated\source\r \release\android\support\v7 问题解决 直观上看是没有删除某个文件,产生的IOException异常,实际上是因为上次编译导致的缓存没有清空导致的. 进入到android目录下…

我的具体报错日志是   Error parsing SQL Mapper Configuration. Cause: java.io.IOException  Could not find resource com  dev-mapper.xml ...意识是找不到 我用maven管理,在target文件夹下并没有将dev-mapper.xml ,出错原因就是maven编译时没有将xml文件放进去,所以才会找不到  dev-mapper.xml文件 解决办法:在pom.xml中添加以下代码: 问…

想在本地执行我的python文件,我本地搭建了一个Jenkins,使用了execute shell来运行我的脚本,发现报错 [jmeter_test] $ sh -xe D:\tomcat\apache-tomcat-8.5.20\temp\jenkins4583980269774421650.sh The system cannot find the file specified FATAL: command execution failed java.io.IOException: Crea…

报错信息如下 Failed with exception java.io.IOException:java.lang.IllegalArgumentException: java.net.URISyntaxException: Relative path in absolute URI: ${system:user.name%7D 解决方法: 编辑 hive-site.xml 文件,添加下边的属性 <property> <name>system:java.io.tmpdir<…