hadoop启动journalnode时报错:localhost: ssh: Could not resolve hostname localhost: Temporary failure in name resolution 解决办法:将高亮部分补充到/etc/profile中,然后source生效 export JAVA_HOME=/opt/module/jdk1.8.0_144 export HADOOP_HOME=/opt/ha/hadoop-2.7.4 export HADOOP_CO…
项目启动报错:Access denied for user 'root'@'localhost' (using password:YES) 原因:root帐户默认不开放远程访问权限,所以需要修改一下相关权限 解决:通过修改root账户密码可解决,但是通常配置数据库用户时不建议使用root用户,最好是创建其他用户访问,数据源配置非root账户也可以解决此问题 mysql账户创建与授权参考:https://www.cnblogs.com/leskang/p/9772602.html…
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…
本文转载自:http://blog.csdn.net/wodewutai17quiet/article/details/76795951 问题:hadoop启动时,报ssh: Could not resolve hostname xxx: Name or service not known 错误信息: [root@master hadoop-2.2.0]# sbin/start-dfs.sh 17/08/06 13:08:59 WARN util.NativeCodeLoader: Unable…
MySQL root密码重置报错:mysqladmin: connect to server at 'localhost' failed的解决方案 1 登陆失败,mysqladmin修改密码失败 [root@mysql var]# mysqladmin -u root password '123456' mysqladmin: connect to server at 'localhost' failed error: 'Access denied for user 'root'@'loc…
eclipse运行hadoop程序报错:Connection refused: no further information log4j:WARN No appenders could be found for logger (org.apache.hadoop.conf.Configuration.deprecation). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging…
[toc]启动错误 does not exist or is not a readable directory 问题:tomcat启动报错:does not exist or is not a readable directory 原因:由于个人配置问题,tomcat的项目目录下(webapps)找不到相应的项目根路径, 如果在eclipse里面修改过:右键项目-properties-web project settings-contexts root,此处是修改项目访问的根路径, 做过如上修改…
集群中有一台datanode一直启动报错如下: java.net.BindException: Problem binding to [$server1:50020] java.net.BindException: Address already in use; For more details see: http://wiki.apache.org/hadoop/BindException 查看端口是否被占用 # netstat -tnlp|grep 50020 发现没有进程在监听50020端…
hbase 2.0.2 hbase standalone方式启动报错: 2019-01-17 15:49:08,730 ERROR [Thread-24] master.HMaster: Failed to become active master java.lang.IllegalStateException: The procedure WAL relies on the ability to hsync for proper operation during component failu…
MySQL 设置root密码报错:mysqladmin: connect to server at 'localhost' failed 1.安装完MySQL设置root密码报错如下 [root@vm172--- data]# mysqladmin -uroot password "linux@123" mysqladmin: connect to server at 'localhost' failed error: 'Access denied for user 'root'@'l…
libvirt启动报错Failed to start Virtualization daemon 1.启动libvirt的具体报错如下 [root@localhost IOS]# service libvirtd start Redirecting to /bin/systemctl start libvirtd.service Job for libvirtd.service failed because the control process exited with error code.…
创建容器设置密码 安装 openssh-server 启动出错 在容器内 使用 /usr/sbin/sshd -d 启动报错? [root@9d41c7f36c5e tmp]# /usr/sbin/sshd -d debug1: sshd version OpenSSH_7., OpenSSL Jan debug1: key_load_private: No such file or directory debug1: key_load_public: No such file or direc…
今天在本地windows电脑上,装pinpoint时,需要先安装一个Hbase数据库,按照教程下载启动Hbase数据库时,却启动报错:java.io.IOException: Could not locate executable null\bin\winutils.exe in the Hadoop binaries 网上搜了下,发现原来是HADOOP_HOME没有配的原因. 解决办法: 下载winutils地址https://github.com/srccodes/hadoop-common…
启动hbase之后,发现hbase shell启动报错: version 2.0.0-alpha4, r5c4b985f89c99cc8b0f8515a4097c811a0848835, Tue Oct 31 16:00:33 PDT 2017[ERROR] Terminal initialization failed; falling back to unsupportedjava.lang.IncompatibleClassChangeError: Found class jline.Ter…