我是hadoop的新手,我通过以下步骤运行它:
ssh-keygen
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
ssh localhost
./start-all.sh
但是我得到了下面的错误:
WARNING: Attempting to start all Apache Hadoop daemons as ... in 10 seconds.
WARNING: This is not a recommended production deployment configuration.
WARNING: Use CTRL-C to abort.
Starting namenodes on [localhost]
localhost: Permission denied (publickey,password).
Starting datanodes
localhost: Permission denied (publickey,password).
Starting secondary namenodes [karbasi]
karbasi: Permission denied (publickey,password).
Starting resourcemanager
Starting nodemanagers
localhost: Permission denied (publickey,password).
请帮助我解决我的问题。
发布于 2019-07-16 14:30:37
Permission denied issue at Hadoop Installation
在上面的链接中,您可以找到问题的原因。
如果在ssh密钥生成过程中出现任何错误,或者hadoop安装不是由同一用户解压缩并由同一用户启动,就会出现此问题。
https://stackoverflow.com/questions/57050635
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