opmanager的web页面经常打不开

yangdianqiang

我这有一台opmanager系统，web方面使用apache+tomcat实现的，现在tomcat经常出现故障导致，用户无法打开web界面，请各位帮忙看看具体原因，谢谢！
tomcat出问题时，通过ps -ef能看到httpd的进程，说明apache本身应该是正常的。

tomcat的日志如下：
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 17:59:20 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 17:59:20 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 17:59:20 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:28:55 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:28:55 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:28:55 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:02 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:02 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:02 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:04 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:04 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:04 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:08 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:08 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:08 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:25 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:25 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:25 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:27 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:27 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:27 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:29:45 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:29:45 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:29:45 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (681)]: ERROR: can't receive the response message from tomca
t, network problems or tomcat is down.
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (1050)]: Error reading reply from tomcat. Tomcat is down or
network problems.
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (1187)]: ERROR: Receiving from tomcat failed, recoverable op
eration. err=0
[Wed Jul 29 18:30:50 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
1
[Wed Jul 29 18:30:50 2009]  [jk_connect.c (203)]: jk_open_socket, connect() failed errno = 111
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (626)]: Error connecting to tomcat. Tomcat is probably not s
tarted or is listenning on the wrong port. Failed errno = 111
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (874)]: Error connecting to the Tomcat process.
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (1190)]: sending request to tomcat failed in send loop. err=
2
[Wed Jul 29 18:30:50 2009]  [jk_ajp_common.c (119]: Error connecting to tomcat. Tomcat is probably not
started or is listenning on the wrong port. Failed errno = 111