Red Hat Apache 2.0.50 issue

[Singh, Narinder (Corporate, consultant)]

Hi 
integrated Java based application "kintana" with Red Hat Apache 2.0.50 running on Red Hat Advaced server 2.1 .
We are facing issue with Apache . Its services get down every 2-3 days .we usually gets the message "httpd dead but subsys locked" &  I am sending you logs of Apache also 

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ue Mar 22 04:02:14 2005] [error] workerEnv.processCallbacks() Error reading re
ply
[Tue Mar 22 04:02:14 2005] [error] ajp13.service() ajpGetReply recoverable error
 120000
[Tue Mar 22 04:02:14 2005] [error] Error ajp_process_callback - write failed
[Tue Mar 22 04:02:14 2005] [error] ajp13.service() ajpGetReply recoverable error
 3
[Tue Mar 22 04:02:14 2005] [error] ajp13.service() Error  forwarding ajp13:3.175
.252.46:8009 1 0
[Tue Mar 22 04:02:14 2005] [error] mod_jk.handler() Error connecting to tomcat 3
[Tue Mar 22 04:02:20 2005] [error] channelSocket.receive(): Error receiving mess
age body -1 11
[Tue Mar 22 04:02:20 2005] [error] workerEnv.processCallbacks() Error reading re
ply
[Tue Mar 22 04:02:20 2005] [error] ajp13.service() ajpGetReply recoverable error
 120000
[Tue Mar 22 04:02:20 2005] [error] channelSocket.receive(): Error receiving mess
age body -1 0
[Tue Mar 22 04:02:20 2005] [error] workerEnv.processCallbacks() Error reading re
ply
[Tue Mar 22 04:02:20 2005] [error] ajp13.service() ajpGetReply recoverable error
 120000
[Tue Mar 22 04:02:39 2005] [notice] SIGHUP received.  Attempting to restart


[Tue Mar 22 04:02:20 2005] [error] ajp13.service() ajpGetReply recoverable error
 120000
[Tue Mar 22 04:02:20 2005] [error] channelSocket.receive(): Error receiving mess
age body -1 0
[Tue Mar 22 04:02:20 2005] [error] workerEnv.processCallbacks() Error reading re
ply
[Tue Mar 22 04:02:20 2005] [error] ajp13.service() ajpGetReply recoverable error
 120000
[Tue Mar 22 04:02:39 2005] [notice] SIGHUP received.  Attempting to restart


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Pls help 
Regards
Narinder