Tomcat6.0的报错信息

服务器是IIS6+Tomcat6+win2003
以前都好的，今天突然不停报错，导致网站访问不正常，请大家帮忙看看，感谢
2008-7-24 10:36:04 org.apache.jk.core.MsgContext action
警告: Error sending end packet
java.net.SocketException: Software caused connection abort: socket write error
        at java.net.SocketOutputStream.socketWrite0(Native Method)
        at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
        at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
        at org.apache.jk.common.ChannelSocket.send(ChannelSocket.java:531)
        at org.apache.jk.common.JkInputStream.endMessage(JkInputStream.java:121)

        at org.apache.jk.core.MsgContext.action(MsgContext.java:304)
        at org.apache.coyote.Response.action(Response.java:183)
        at org.apache.coyote.Response.finish(Response.java:305)
        at org.apache.catalina.connector.OutputBuffer.close(OutputBuffer.java:27
6)
        at org.apache.catalina.connector.Response.finishResponse(Response.java:4
92)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:310)
        at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:190)

        at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:283)
        at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
        at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.ja
va:697)
        at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSock
et.java:889)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:690)
        at java.lang.Thread.run(Thread.java:595)
2008-7-24 10:36:04 org.apache.jk.common.ChannelSocket processConnection
警告: processCallbacks status 2