Enter password:
mysqldump: Got error: 1168: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist when using LOCK TABLES
回复内容：
错误提示如下
Enter password:
mysqldump: Got error: 1168: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist when using LOCK TABLES
show global variables like "%open%"; 看看open_files_limit参数是多少，把它调大