连接池中connection一下就没有了
2011-12-12 13:09:38,295 WARN [Atomikos:0] atomikos 
AtomikosNonXAPooledConnection: reaping connection...

2011-12-12 13:09:38,295 WARN [Atomikos:0] atomikos 
AtomikosNonXAPooledConnection: reaping connection...

2011-12-12 13:09:38,295 WARN [Atomikos:0] atomikos 
atomikos non-xa connection proxy for com.mysql.jdbc.JDBC4Connection@14c4c55: reaping - check if the application closes connections correctly, or increase the reapTimeout value

2011-12-12 13:09:38,295 WARN [Atomikos:0] atomikos 
atomikos non-xa connection proxy for com.mysql.jdbc.JDBC4Connection@14c4c55: reaping - check if the application closes connections correctly, or increase the reapTimeout value

2011-12-12 13:09:38,311 WARN [Atomikos:0] atomikos 
Forcing close of pending statement: com.mysql.jdbc.JDBC4PreparedStatement@15c379d: statement has been closed, no further internal information available

2011-12-12 13:09:38,311 WARN [Atomikos:0] atomikos 
Forcing close of pending statement: com.mysql.jdbc.JDBC4PreparedStatement@15c379d: statement has been closed, no further internal information available


------解决方案--------------------
额。 我是来求助的，， 你是用的atomikos 配置的分布式事务吗？ 我现在也在用这个，配置起来有问题，不知道你成功没有啊