启动mysql报错:

[root@root mysql]# bin/mysqld_safe --user= mysql &

[1] 2786

[root@root mysql]# nohup: ignoring input and redirecting stderr to stdout

chown: missing operand after `/usr/local/mysql/var/root.err'

Try `chown --help' for more information.

Starting mysqld daemon with databases from /usr/local/mysql/var

STOPPING server from pid file /usr/local/mysql/var/root.pid

181019 01:55:59 mysqld ended

[1] Done bin/mysqld_safe --user= mysql

[root@root mysql]#