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RSS订阅原创 ERROR MySQL server PID file could not be found
tar包安装，报的错误往往是是文件或文件夹得权限问题，当注意看自建文件夹或文件的用户和组是不是mysql:mysql，最好是将整个文件夹更改：chown -R mysql:mysql /opt/mysql
2021-12-22 14:52:02
504
原创 Can‘t connect to local MySQL server through socket ‘/var/lib/mysql/mysql.socket
mysql tar包安装，遇到的问题。在my.cnf 配置里，指定socket 的参数# *** upgrade to a newer version of MySQL.[client]port = 3306socket = /opt/mysql/data/mysql.sock[mysqld]#skip-grant-tablessocket = /opt/mysql/data/mysql.sock# Remove leading # and set to the amount of RAM fo
2021-12-22 14:48:22
602
原创 ERROR: Attempting to operate on hdfs journalnode as rootERROR: but there is no HDFS_JOURNALNODE_USE
ERROR: Attempting to operate on hdfs journalnode as rootERROR: but there is no HDFS_JOURNALNODE_USER defined. Aborting operation.Starting ZK Failover Controllers on NN hosts [hd102 hd103 hd104]ERROR: Attempting to operate on hdfs zkfc as rootERROR: but
2021-12-15 23:16:36
1878
原创 麒麟v10,单独用jps可行，xcall 里面 jps命令无法使用
jps 是jvm 安装带来的命令，所以给jdk配上环境变量就可以，但是往往在命令行里环境变量不生效。给jps命令在系统有环境变量的文件夹建立软连接，ln -s /data/jdk1.8.0_311/bin/jps /usr/bin/jps
2021-12-15 14:54:47
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