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From rakesh k <rakroc...@gmail.com>
Subject Re: Apache Tomcat unable to send the request. tomcat throwing 502 Gate Way error
Date Tue, 16 Aug 2011 06:30:23 GMT
Hi


Thanks for replying for on my question.
Please find the details below, you had requested. sorry for troubling you
much , i ma hereby providing the details of server.xml below.


<?xml version='1.0' encoding='utf-8'?>
<!--
  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
-->
<!-- Note:  A "Server" is not itself a "Container", so you may not
     define subcomponents such as "Valves" at this level.
     Documentation at /docs/config/server.html
 -->
<Server port="8005" shutdown="SHUTDOWN">

  <!--APR library loader. Documentation at /docs/apr.html -->
  <Listener className="org.apache.catalina.core.AprLifecycleListener"
SSLEngine="on" />
  <!--Initialize Jasper prior to webapps are loaded. Documentation at
/docs/jasper-howto.html -->
  <Listener className="org.apache.catalina.core.JasperListener" />
  <!-- JMX Support for the Tomcat server. Documentation at
/docs/non-existent.html -->
  <Listener className="org.apache.catalina.mbeans.ServerLifecycleListener"
/>
  <Listener
className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" />

  <!-- Global JNDI resources
       Documentation at /docs/jndi-resources-howto.html
  -->
  <GlobalNamingResources>
    <!-- Editable user database that can also be used by
         UserDatabaseRealm to authenticate users
    -->
    <Resource name="UserDatabase" auth="Container"
              type="org.apache.catalina.UserDatabase"
              description="User database that can be updated and saved"
              factory="org.apache.catalina.users.MemoryUserDatabaseFactory"
              pathname="conf/tomcat-users.xml" />
  </GlobalNamingResources>

  <!-- A "Service" is a collection of one or more "Connectors" that share
       a single "Container" Note:  A "Service" is not itself a "Container",
       so you may not define subcomponents such as "Valves" at this level.
       Documentation at /docs/config/service.html
   -->
  <Service name="Catalina">

    <!--The connectors can use a shared executor, you can define one or more
named thread pools-->

    <Executor name="tomcatThreadPool" namePrefix="catalina-exec-"
        maxThreads="150" minSpareThreads="4"/>



    <!-- A "Connector" represents an endpoint by which requests are received
         and responses are returned. Documentation at :
         Java HTTP Connector: /docs/config/http.html (blocking &
non-blocking)
         Java AJP  Connector: /docs/config/ajp.html
         APR (HTTP/AJP) Connector: /docs/apr.html
         Define a non-SSL HTTP/1.1 Connector on port 8080
    -->
    <!-- <Connector port="443" executor="tomcatThreadPool"
protocol="HTTP/1.1"
               connectionTimeout="60000"
               redirectPort="8443" /> -->
    <!-- A "Connector" using the shared thread pool-->

    <Connector executor="tomcatThreadPool"
               port="8082" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443" />

    <!-- Define a SSL HTTP/1.1 Connector on port 8443
         This connector uses the JSSE configuration, when using APR, the
         connector should be using the OpenSSL style configuration
         described in the APR documentation -->
    <!--
    <Connector port="8443" protocol="HTTP/1.1" SSLEnabled="true"
               maxThreads="150" scheme="https" secure="true"
               clientAuth="false" sslProtocol="TLS" />
    -->
<!--<Connector acceptCount="100" clientAuth="false"
connectionTimeout="180000" disableUploadTimeout="false"
enableLookups="false" keystoreFile="/tmp/keystore/server.jks"
keystorePass="changeit" truststoreFile="/tmp/keystore/clientKS.jks"
truststorePass="changeit" maxHttpHeaderSize="8192" maxSpareThreads="75"
maxThreads="150" minSpareThreads="25" port="443" scheme="https"
secure="true" protocol="HTTP/1.1" SSLEnabled="true" sslProtocol="TLS"/>-->
    <!-- Define an AJP 1.3 Connector on port 8009 -->
    <!--<Connector port="8009" protocol="AJP/1.3" redirectPort="8443" />-->


    <!-- An Engine represents the entry point (within Catalina) that
processes
         every request.  The Engine implementation for Tomcat stand alone
         analyzes the HTTP headers included with the request, and passes
them
         on to the appropriate Host (virtual host).
         Documentation at /docs/config/engine.html -->

    <!-- You should set jvmRoute to support load-balancing via AJP ie :
    <Engine name="Catalina" defaultHost="localhost" jvmRoute="jvm1">
    -->
    <Engine name="Catalina" defaultHost="localhost" jvmRoute="msf1">

      <!--For clustering, please take a look at documentation at:
          /docs/cluster-howto.html  (simple how to)
          /docs/config/cluster.html (reference documentation) -->
      <!--
      <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"/>
      -->

      <!-- The request dumper valve dumps useful debugging information about
           the request and response data received and sent by Tomcat.
           Documentation at: /docs/config/valve.html -->
      <!--
      <Valve className="org.apache.catalina.valves.RequestDumperValve"/>
      -->

      <!-- This Realm uses the UserDatabase configured in the global JNDI
           resources under the key "UserDatabase".  Any edits
           that are performed against this UserDatabase are immediately
           available for use by the Realm.  -->
      <Realm className="org.apache.catalina.realm.UserDatabaseRealm"
             resourceName="UserDatabase" digest="sha"/>

      <!-- Define the default virtual host
           Note: XML Schema validation will not work with Xerces 2.2.
       -->
      <Host name="localhost"  appBase="webapps"
            unpackWARs="true" autoDeploy="true"
            xmlValidation="false" xmlNamespaceAware="false">

        <!-- SingleSignOn valve, share authentication between web
applications
             Documentation at: /docs/config/valve.html -->
        <!--
        <Valve className="org.apache.catalina.authenticator.SingleSignOn" />
        -->

        <!-- Access log processes all example.
             Documentation at: /docs/config/valve.html -->
        <!--
        <Valve className="org.apache.catalina.valves.AccessLogValve"
directory="logs"
               prefix="localhost_access_log." suffix=".txt" pattern="common"
resolveHosts="false"/>
        -->

      </Host>
    </Engine>
  </Service>
</Server>

Regards
Rakesh

On Fri, Aug 12, 2011 at 5:18 PM, Pid <pid@pidster.com> wrote:

> On 12/08/2011 12:31, rakesh k wrote:
> > Hi Igor Cicimov
> >
> > Thank you very much for replying ..
> >     <Connector executor="tomcatThreadPool"
> >                port="8082" protocol="HTTP/1.1"
> >                connectionTimeout="20000"
> >                redirectPort="8443" />
> > <Engine name="Catalina" defaultHost="localhost" jvmRoute="msf1">
>
> That doesn't answer the question.
>
> Please remove all of the commented parts of the server.xml and paste the
> whole thing, inline, into your next reply.
>
>
>
> > I am heryby attaching the proxy pass which we used to connect tomcat
> through
> > apache.
>
> (You're not attaching it.)
>
>
> p
>
> > ProxyPass / balancer://msf/ stickysession=JSESSIONID|jsessionid
> >
> > <Proxy balancer://msf>
> >  BalancerMember http://localhost:8082 route=msf1
> > </Proxy>
> >
> >
> >
> >
> > This is what we use in the produciton scenario, the above mentioned
> > configuration is the exact executor configuration we used for this
> scenario.
> >
> >
> > can you please help on this since we are running this on production which
> > has to be resolved.
> > Regards
> > Rakesh
> >
> >
> > On Fri, Aug 12, 2011 at 3:56 PM, Igor Cicimov <icicimov@gmail.com>
> wrote:
> >
> >> I can't see the connection between the Connector you showed and port
> 8082.
> >> What is listening on port 8082? Also what is your "tomcatThreadPool"
> >> executor configuration?
> >>
> >>
> >> On Fri, Aug 12, 2011 at 7:56 PM, rakesh k <rakrocker@gmail.com> wrote:
> >>
> >>> Hi All
> >>>
> >>> I am using Apache tomcat 6.0.18 version
> >>>
> >>> I am not sure, why the tomcat is giving us this problem. While doing
> Load
> >>> testing we are sending 5000 requests at a time, where we are getting
> 4-5
> >>> Bad
> >>> gate way error.
> >>>
> >>> Please find the error details below
> >>>
> >>> [Wed Aug 10 01:00:50 2011] [error] (103)Software caused connection
> abort:
> >>> proxy: pass request body failed to 127.0.0.3:8082 (localhost)
> >>> [Wed Aug 10 01:00:50 2011] [error] proxy: pass request body failed to
> >>> 127.0.0.3:8082 (localhost) from 72.163.25.205 ()
> >>> [Wed Aug 10 01:01:01 2011] [error] (103)Software caused connection
> abort:
> >>> proxy: pass request body failed to 127.0.0.3:8082 (localhost)
> >>> [Wed Aug 10 01:01:01 2011] [error] proxy: pass request body failed to
> >>> 127.0.0.3:8082 (localhost) from 72.163.25.206 ()
> >>> [Wed Aug 10 01:28:04 2011] [error] (103)Software caused connection
> abort:
> >>> proxy: pass request body failed to 127.0.0.3:8082 (localhost)
> >>> [Wed Aug 10 01:28:04 2011] [error] proxy: pass request body failed to
> >>> 127.0.0.3:8082 (localhost) from 72.163.25.205 ()
> >>> [Wed Aug 10 06:10:49 2011] [error] (103)Software caused connection
> abort:
> >>> proxy: pass request body failed to 127.0.0.3:8082 (localhost)
> >>> [Wed Aug 10 06:10:49 2011] [error] proxy: pass request body failed to
> >>> 127.0.0.3:8082 (localhost) from 72.163.25.206 ()
> >>> [Wed Aug 10 19:01:18 2011] [error] (103)Software caused connection
> abort:
> >>> proxy: pass request body failed to 127.0.0.3:8082 (localhost)
> >>> [Wed Aug 10 19:01:18 2011] [error] proxy: pass request body failed to
> >>> 127.0.0.3:8082 (localhost) from 72.163.5.38 ()
> >>>
> >>>
> >>> I am also attaching the tomcat configuration like server.xml with this
> >>> question,
> >>>
> >>> can you please help how to get out this issue, if you require anything
> >> from
> >>> me i can proivude the etire details.
> >>>
> >>> Please find the server.xml tomcat connector attribute portion.
> >>>
> >>>
> >>>    <Connector executor="tomcatThreadPool"
> >>>               port="8080" protocol="HTTP/1.1"
> >>>               connectionTimeout="20000"
> >>>               redirectPort="8443" />
> >>>
> >>> can you please help me ragarding this issue.
> >>>
> >>>
> >>> Regards
> >>> Rakesh
> >>>
> >>
> >
>
>
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