Too many connections

FILE: /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Db.class.php 　LINE: 162

[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Db.class.php (162) DbMysql->connect()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Driver/Db/DbMysql.class.php (94) Db->initConnect()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Driver/Db/DbMysql.class.php (213) DbMysql->query(SHOW COLUMNS FROM `tp_goods_cate`)
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Model.class.php (135) DbMysql->getFields(tp_goods_cate)
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Model.class.php (123) Model->flush()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Model.class.php (1174) Model->_checkTableInfo()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Model.class.php (98) Model->db(0, )
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Common/common.php (294) Model->__construct(goods_cate, , )
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/index/Lib/Action/BaseAction.class.php (62) M(goods_cate)
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/index/Lib/Action/IndexAction.class.php (7) BaseAction->getGoodsCate()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Common/common.php (321) IndexAction->__construct()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/App.class.php (103) A(Index)
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/App.class.php (207) App::exec()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Lib/Core/Think.class.php (39) App::run()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/Common/runtime.php (242) Think::start()
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/core/core.php (30) require(/www/wwwroot/bjmodel.com.cn/core/Common/runtime.php)
[24-12-21 21:18:12] /www/wwwroot/bjmodel.com.cn/index.php (15) require(/www/wwwroot/bjmodel.com.cn/core/core.php)