Too many connections

FILE: /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Db.class.php 　LINE: 162

[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Db.class.php (162) DbMysql->connect()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Driver/Db/DbMysql.class.php (94) Db->initConnect()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Driver/Db/DbMysql.class.php (213) DbMysql->query(SHOW COLUMNS FROM `jay_slide`)
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Model.class.php (135) DbMysql->getFields(jay_slide)
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Model.class.php (123) Model->flush()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Model.class.php (1174) Model->_checkTableInfo()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Model.class.php (98) Model->db(0, )
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Common/common.php (294) Model->__construct(slide, , )
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/App/Lib/Action/BaseAction.class.php (11) M(slide)
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/App/Lib/Action/BaseAction.class.php (6) BaseAction->slide()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Action.class.php (57) BaseAction->_initialize()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Common/common.php (321) Action->__construct()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/App.class.php (103) A(Job)
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/App.class.php (207) App::exec()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Lib/Core/Think.class.php (39) App::run()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/Common/runtime.php (242) Think::start()
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/ThinkPHP/ThinkPHP.php (30) require(/www/wwwroot/www.cu-zhi.com/ThinkPHP/Common/runtime.php)
[22-04-15 20:44:04] /www/wwwroot/www.cu-zhi.com/index.php (8) require(/www/wwwroot/www.cu-zhi.com/ThinkPHP/ThinkPHP.php)