hadoop集群安装报错问题汇总
部署文档:
https://blog.csdn.net/z3225167/article/details/92803720
1.###confirm hosts时出现注册失败的解决方法:
https://blog.csdn.net/qq_41805514/article/details/88871477
vi /etc/ambari-agent/conf/ambari-agent.ini
[security]
force_https_protocol=PROTOCOL_TLSv1_2
vi /etc/python/cert-verification.cfg
[https]
[server]
hostname=hadoop04(master)
查看ambari-server日志/var/log/ambari-server/
报错信息
#Bootstrap process timed out. It was destroyed
解决办法 添加hadoop免密权限
visudo
hadoop ALL=(ALL) NOPASSWD:ALL
2.Hadoop/Yarn启动失败问题排查
Timeline Service V2 Reader启动失败。
yarn依赖的hbase服务,那就去ambari->yarn->config里面查询hbase相关配置。
解决方法是:将yarn配置文件中的is_hbase_system_service_launch和use_external_hbase勾选
https://www.yangch.net/archives/117
3.安装组件报错问题:

报错信息:
GPG key retrieval failed: [Errno 14] HTTP Error 404 - Not Found
解决办法:
将集群hdp.repo文件 gpgcheck=1 改为 gpgcheck=0
本文来自博客园,作者:whiteY,转载请注明原文链接:https://www.cnblogs.com/whiteY/p/16779971.html

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