Apache Server not redirecting to Web

[jponnusa]

Hi Friends,

Suddenly WebServer is not responding and seeing below errors in the Logs. However, I can ping the destination server from webServer. Can anyone help me what was the issue. Also I could see this error always.
"[Wed Jul 08 13:58:07 2015][30143:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /"

ERRORS:
[Wed Jul 08 13:56:34 2015]tst_liv_svr ot2.tst.edu 0.051655
[Wed Jul 08 13:56:37 2015]tst_liv_svr ot2.tst.edu 0.005542
[Wed Jul 08 13:57:19 2015][30041:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:57:19 2015][30041:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:57:19 2015][30041:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:57:19 2015]tst_liv_svr ot2.tst.edu 931.898252
[Wed Jul 08 13:57:20 2015][30094:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /
[Wed Jul 08 13:57:56 2015][29994:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:57:56 2015][29994:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:57:56 2015][29994:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:57:56 2015][29996:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:57:56 2015][29996:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:57:56 2015][29996:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:57:56 2015]tst_liv_svr ot2.tst.edu 931.906643
[Wed Jul 08 13:57:56 2015]tst_liv_svr ot2.tst.edu 931.913216
[Wed Jul 08 13:57:56 2015][30095:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /
[Wed Jul 08 13:57:57 2015][30134:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /
[Wed Jul 08 13:57:59 2015][29993:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:57:59 2015][29993:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:57:59 2015][29993:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:57:59 2015]tst_liv_svr ot2.tst.edu 934.944034
[Wed Jul 08 13:57:59 2015][30130:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /
[Wed Jul 08 13:57:59 2015][29995:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:57:59 2015][29995:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:57:59 2015][29995:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:57:59 2015]tst_liv_svr ot2.tst.edu 932.888683
[Wed Jul 08 13:58:00 2015][30132:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /
[Wed Jul 08 13:58:06 2015][29997:1243567872] [info] ajp_connection_tcp_get_message::jk_ajp_common.c (1150): (tst_liv_svr) can't receive the response header message from tomcat, network problems or tomcat (110.151.191.21:9009) is down (errno=110)
[Wed Jul 08 13:58:06 2015][29997:1243567872] [error] ajp_get_reply::jk_ajp_common.c (1962): (tst_liv_svr) Tomcat is down or refused connection. No response has been sent to the client (yet)
[Wed Jul 08 13:58:06 2015][29997:1243567872] [info] ajp_service::jk_ajp_common.c (2447): (tst_liv_svr) sending request to tomcat failed (recoverable), (attempt=1)
[Wed Jul 08 13:58:06 2015]tst_liv_svr ot2.tst.edu 934.934792
[Wed Jul 08 13:58:07 2015][30143:1243567872] [warn] map_uri_to_worker_ext::jk_uri_worker_map.c (962): Uri * is invalid. Uri must start with /




^C
[root@ot1 logs]# ping ot2.tst.edu
PING ot2.tst.edu (110.151.191.21) 56(84) bytes of data.
64 bytes from ot2 (110.151.191.21): icmp_seq=1 ttl=63 time=1.09 ms
64 bytes from ot2 (110.151.191.21): icmp_seq=2 ttl=63 time=0.953 ms
64 bytes from ot2 (110.151.191.21): icmp_seq=3 ttl=63 time=1.22 ms
64 bytes from ot2 (110.151.191.21): icmp_seq=4 ttl=63 time=1.11 ms
^C
--- ot2.tst.edu ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3377ms
rtt min/avg/max/mdev = 0.953/1.098/1.228/0.097 ms
[root@ot1 logs]#


Thanks
Jay