/tmp/hadoop-hadoop-datanode.pid: Permission denied

       今天终于要把分布式的集群搭建完毕啦,就在我与成功差之毫厘的时候,执行sbin/stop-all.sh  命令并不能把datanode关闭掉,无奈只能强制Kill掉 ,错误显示/tmp/hadoop-hadoop-datanode.pid: Permission denied   在网上搜索了好多办法有的说给tmp目录777权限,我没有成功,终于找到一个办法就是修改hadoop-env.sh文件,添加export HADOOP_PID_DIR=/usr/local/hadoop/tmp/pid  同时记得在slave节点里也修改这一项,我开始的就是没有改slave节点里的HADOOP_PID_DIR 导致 检查了好久都不对。

[hadoop@master ~]$ cd $HADOOP_HOME/sbin [hadoop@master sbin]$ ./start-all.sh WARNING: Attempting to start all Apache Hadoop daemons as hadoop in 10 seconds. WARNING: This is not a recommended production deployment configuration. WARNING: Use CTRL-C to abort. Starting namenodes on [master] master: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password). Starting datanodes slave2: datanode is running as process 2561. Stop it first and ensure /tmp/hadoop-hadoop-datanode.pid file is empty before retry. slave1: datanode is running as process 6860. Stop it first and ensure /tmp/hadoop-hadoop-datanode.pid file is empty before retry. Starting secondary namenodes [master] master: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password). /usr/hadoop-3.3.5//etc/hadoop/yarn-env.sh: line 1: [/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-1.el7.x86_64/jre: No such file or directory Starting resourcemanager resourcemanager is running as process 2952. Stop it first and ensure /tmp/hadoop-hadoop-resourcemanager.pid file is empty before retry. Starting nodemanagers slave2: /usr/hadoop-3.3.5//etc/hadoop/yarn-env.sh: line 1: [/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-1.el7.x86_64/jre: No such file or directory slave1: /usr/hadoop-3.3.5//etc/hadoop/yarn-env.sh: line 1: [/usr/lib/jvm/java-1.8.0-openjdk-1.8.0.262.b10-1.el7.x86_64/jre: No such file or directory slave2: nodemanager is running as process 2697. Stop it first and ensure /tmp/hadoop-hadoop-nodemanager.pid file is empty before retry. slave1: nodemanager is running as process 6984. Stop it first and ensure /tmp/hadoop-hadoop-nodemanager.pid file is empty before retry. 怎么办?
03-24
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