调试pblog的时候服务器返回如下信息

[dance_code]

Exception message: mysql_pconnect(): User xiangtao2005@localhost has already more than 'max_user_connections' active connections
Error code: 2
-- Backtrace --
/z1/xiangtao2005/public_html/pblog/class/database/adodb/drivers/adodb-mysql.inc.php(362): mysql_pconnect
/z1/xiangtao2005/public_html/pblog/class/database/adodb/adodb.inc.php(468): adodb_mysql._pconnect
/z1/xiangtao2005/public_html/pblog/class/database/db.class.php(41): adodb_mysql.pconnect
/z1/xiangtao2005/public_html/pblog/class/config/configdbstorage.class.php(49): db.getdb
/z1/xiangtao2005/public_html/pblog/class/config/config.class.php(103): configdbstorage.configdbstorage
/z1/xiangtao2005/public_html/pblog/class/net/http/session/sessionmanager.class.php(109): config.getconfig
/z1/xiangtao2005/public_html/pblog/class/net/http/session/sessionmanager.class.php(32): sessionmanager.setsessionsavepath
/z1/xiangtao2005/public_html/pblog/admin.php(28): sessionmanager.init

Exception message: Fatal error: could not connect to the database!
Error code: 0
-- Backtrace --
/z1/xiangtao2005/public_html/pblog/class/database/db.class.php(42): throw
/z1/xiangtao2005/public_html/pblog/class/config/configdbstorage.class.php(49): db.getdb
/z1/xiangtao2005/public_html/pblog/class/config/config.class.php(103): configdbstorage.configdbstorage
/z1/xiangtao2005/public_html/pblog/class/net/http/session/sessionmanager.class.php(109): config.getconfig
/z1/xiangtao2005/public_html/pblog/class/net/http/session/sessionmanager.class.php(32): sessionmanager.setsessionsavepath
/z1/xiangtao2005/public_html/pblog/admin.php(28): sessionmanager.init
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我租的是51.net的空间，我已经差过一次，而且自己的机器上运行很正常，为什么上他那里就这样？一些不需要的的函数我已经屏蔽了，实在没办法，请教大家为什么数据库用户会到上限？就我一个人用，访问的人都没有。
另外，谁给推荐一个便宜（500</year）服务质量也好的IDC ，谢谢

[xuzuning]

连接过多！
建议改用短连接