In our production environment, where we have replaced log4j with logback under tomcat, I have the following:

/opt/jakarta-tomcat-5.5.9/server/lib (everything)
-rw-rw-r--    1 jason    altos       24746 Mar 26  2005 catalina-ant.jar
-rw-rw-r--    1 jason    altos      166594 Mar 26  2005 catalina-cluster.jar
-rw-rw-r--    1 jason    altos      636165 Mar 26  2005 catalina.jar
-rw-rw-r--    1 jason    altos      115234 Mar 26  2005 catalina-optional.jar
-rw-rw-r--    1 jason    altos       63330 Mar 26  2005 catalina-storeconfig.jar
-rw-rw-r--    1 jason    altos      109670 Mar 26  2005 commons-modeler.jar
-rw-rw-r--    1 jason    altos       21642 Mar 26  2005 servlets-cgi.renametojar
-rw-rw-r--    1 jason    altos       18062 Mar 26  2005 servlets-default.jar
-rw-rw-r--    1 jason    altos        6008 Mar 26  2005 servlets-invoker.jar
-rw-rw-r--    1 jason    altos       45677 Mar 26  2005 servlets-ssi.renametojar
-rw-rw-r--    1 jason    altos       22060 Mar 26  2005 servlets-webdav.jar
-rw-rw-r--    1 jason    altos      123399 Mar 26  2005 tomcat-ajp.jar
-rw-rw-r--    1 jason    altos       19247 Mar 26  2005 tomcat-coyote.jar
-rw-rw-r--    1 jason    altos       51679 Mar 26  2005 tomcat-http.jar
-rw-rw-r--    1 jason    altos      245885 Mar 26  2005 tomcat-util.jar

/opt/jakarta-tomcat-5.5.9/webapps/altos/WEB-INF/lib (logging-related only)
-rw-r--r--    1 jason    altos       15435 Aug 26 08:36 jcl104-over-slf4j.jar
-rw-r--r--    1 jason    altos        9592 Aug 26 08:36 log4j-over-slf4j.jar
-rw-r--r--    1 jason    altos       70919 Aug 26 08:36 logback-access.jar
-rw-r--r--    1 jason    altos      120215 Aug 26 08:36 logback-classic.jar
-rw-r--r--    1 jason    altos      186680 Aug 26 08:36 logback-core.jar
-rw-r--r--    1 jason    altos       15345 Aug 26 08:36 slf4j-api.jar
-rw-r--r--    1 jason    altos        7011 Aug 26 08:36 slf4j-jcl.jar

Does that help?

-jason



whatever21 wrote:
I forgot to add that I also have logback-classic-0.9.8.jar in my
.../WEB-INF/lib and TOMCAT_HOME/lib directories.



whatever21 wrote:
  
Hi, I'm having some problems getting Tomcat (version 6.0.14) access logs
to work in conjunction with Logback and my other loggers.
 
This is what my logback.xml looks like (its exploded into
../WEB-INF/classes/ when I deploy a new .war):

<configuration debug="true">

    <!-- specify directories where logs should live -->
    <substitutionProperty name="logEng.log.dir"
value="${base.log.dir}/loggingEngine"/>
    <substitutionProperty name="targeting.log.dir"
value="${base.log.dir}/targeting"/>
    <substitutionProperty name="normalize.log.dir"
value="${base.log.dir}/normalize"/>
    <substitutionProperty name="cookie.dir"
value="/home/tomcat/globalHistory"/>

    <appender name="LOGGINGENGINE"
              class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${logEng.log.dir}/logEng.log</file>

        <rollingPolicy
               
class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>
                logEng-%d{yyyy-MM-dd}.log.gz
            </FileNamePattern>
        </rollingPolicy>

        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>
                %d{yyyy/MM/dd HH:mm:ss ZZZ}\t%msg%n
            </Pattern>
        </layout>
    </appender>

    <appender name="TARGETING"
              class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${targeting.log.dir}/targeting.log</file>

        <rollingPolicy
               
class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>
                targeting-%d{yyyy-MM-dd}.log.gz
            </FileNamePattern>
        </rollingPolicy>

        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>
                %d{yyyy/MM/dd HH:mm:ss ZZZ}\t%msg%n
            </Pattern>
        </layout>
    </appender>

    <appender name="NORMALIZE"
              class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${normalize.log.dir}/normalize.log</file>

        <rollingPolicy
               
class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>
                normalize-%d{yyyy-MM-dd}.log.gz
            </FileNamePattern>
        </rollingPolicy>

        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>
                %msg%n
            </Pattern>
        </layout>
    </appender>

    <appender name="COOKIE"
              class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${cookie.dir}/cookie.log</file>

        <rollingPolicy
               
class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>
                cookie-%d{yyyy-MM-dd}.log.gz
            </FileNamePattern>
        </rollingPolicy>

        <layout class="ch.qos.logback.classic.PatternLayout">
            <Pattern>
                %msg%n
            </Pattern>
        </layout>
    </appender>

    <logger name="CookieLog" additivity="false">
        <level value="INFO"/>
        <appender-ref ref="COOKIE"/>
    </logger>

    <logger name="TargetingLog" additivity="false">
        <level value="ALL"/>
        <appender-ref ref="TARGETING"/>
    </logger>

    <logger name="NormalizeLog" additivity="false">
        <level value="ALL"/>
        <appender-ref ref="NORMALIZE"/>
    </logger>

    <root>
        <level value="ALL"/>
        <appender-ref ref="LOGGINGENGINE"/>
    </root>
</configuration>

My logback configuration works like a charm but I get no access logs under
TOMCAT_HOME/logs

Under TOMCAT_HOME/lib/ I have the usual jars and I've added:
logback-access-0.9.8.jar
logback-core-0.9.8.jar

What should I have under ../WEB-INF/lib/?

I don't have much experience with logging in general (which is probably
apparent :)

Thanks,
Jennifer