文章浏览阅读4.6k次,点赞11次,收藏11次。SpringBoot mysql连接问题在application.yaml文件中设置datasource配置如下,此时不加双引号,执行数据库连接,会出现异常java.sql.SQLException: Access denied for user 'root'@'localhost' (using password: YES)。但......
文章浏览阅读731次。错误样式2020-12-01 21:05:21,444 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMainjava.net.BindException: bind(2) error: Address already in use when trying to bind to '/var/lib/hadoop2.9.2-hdfs/dn_socket' at org.apache.hadoop.net_permission ......
文章浏览阅读731次。错误样式2020-12-01 21:05:21,444 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMainjava.net.BindException: bind(2) error: Address already in use when trying to bind to '/var/lib/hadoop2.9.2-hdfs/dn_socket' at org.apache.hadoop.net_permission ......
文章浏览阅读731次。错误样式2020-12-01 21:05:21,444 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMainjava.net.BindException: bind(2) error: Address already in use when trying to bind to '/var/lib/hadoop2.9.2-hdfs/dn_socket' at org.apache.hadoop.net_permission ......
文章浏览阅读731次。错误样式2020-12-01 21:05:21,444 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMainjava.net.BindException: bind(2) error: Address already in use when trying to bind to '/var/lib/hadoop2.9.2-hdfs/dn_socket' at org.apache.hadoop.net_permission ......
文章浏览阅读731次。错误样式2020-12-01 21:05:21,444 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Exception in secureMainjava.net.BindException: bind(2) error: Address already in use when trying to bind to '/var/lib/hadoop2.9.2-hdfs/dn_socket' at org.apache.hadoop.net_permission ......