MySQL connection count is not enough (too many error connections)

MySQL connection number is not enough (too many error connections):

To view the current number of connections:

NETSTAT-ANP | grep 3306 | Wc-l

View the maximum number of connections for MySQL configuration (default is 151):

Show variables like ' max_connections ';

Modify the number of connections (recommended set to 600, or less than 1000):

VI/ETC/MY.CNF ([mysqld] in writing)

Max_connections = 600
: Wq

/etc/init.d/mysql restart

MySQL connection count is not enough (too many error connections)