These are the Tomcat 5.5 Log4J loggers:
org.apache.ajp.Ajp13Packet org.apache.ajp.Logger org.apache.ajp.NegociationHandler org.apache.ajp.test.TestAjp13 org.apache.ajp.tomcat4.config.BaseJkConfig org.apache.catalina.authenticator.AuthenticatorBase org.apache.catalina.authenticator.BasicAuthenticator org.apache.catalina.authenticator.DigestAuthenticator org.apache.catalina.authenticator.FormAuthenticator org.apache.catalina.cluster.deploy.FarmWarDeployer org.apache.catalina.cluster.deploy.WarWatcher org.apache.catalina.cluster.io.XByteBuffer org.apache.catalina.cluster.mcast.McastService org.apache.catalina.cluster.mcast.McastServiceImpl org.apache.catalina.cluster.session.DeltaManager org.apache.catalina.cluster.session.DeltaSession org.apache.catalina.cluster.session.SimpleTcpReplicationManager org.apache.catalina.cluster.tcp.AsyncSocketSender org.apache.catalina.cluster.tcp.Jdk13ReplicationListener org.apache.catalina.cluster.tcp.PooledSocketSender org.apache.catalina.cluster.tcp.ReplicationListener org.apache.catalina.cluster.tcp.ReplicationTransmitter org.apache.catalina.cluster.tcp.ReplicationValve org.apache.catalina.cluster.tcp.SimpleTcpCluster org.apache.catalina.cluster.tcp.SocketSender org.apache.catalina.cluster.tcp.TcpReplicationThread org.apache.catalina.cluster.tcp.WorkerThread org.apache.catalina.cluster.util.SmartQueue org.apache.catalina.connector.Connector org.apache.catalina.connector.CoyoteAdapter org.apache.catalina.connector.MapperListener org.apache.catalina.core.ApplicationContextFacade org.apache.catalina.core.ApplicationDispatcher org.apache.catalina.core.ApplicationFilterConfig org.apache.catalina.core.ContainerBase org.apache.catalina.core.NamingContextListener org.apache.catalina.core.StandardContext org.apache.catalina.core.StandardContextValve org.apache.catalina.core.StandardEngine org.apache.catalina.core.StandardHost org.apache.catalina.core.StandardHostValve org.apache.catalina.core.StandardPipeline org.apache.catalina.core.StandardServer org.apache.catalina.core.StandardService org.apache.catalina.core.StandardWrapper org.apache.catalina.core.StandardWrapperValve org.apache.catalina.loader.WebappClassLoader org.apache.catalina.loader.WebappLoader org.apache.catalina.mbeans.GlobalResourcesLifecycleListener org.apache.catalina.mbeans.MBeanFactory org.apache.catalina.mbeans.MBeanUtils org.apache.catalina.mbeans.ServerLifecycleListener org.apache.catalina.realm.JAASCallbackHandler org.apache.catalina.realm.JAASMemoryLoginModule org.apache.catalina.realm.JAASRealm org.apache.catalina.realm.MemoryRealm org.apache.catalina.realm.RealmBase org.apache.catalina.security.SecurityConfig org.apache.catalina.security.SecurityUtil org.apache.catalina.session.ManagerBase org.apache.catalina.session.PersistentManagerBase org.apache.catalina.startup.Bootstrap org.apache.catalina.startup.Catalina org.apache.catalina.startup.CatalinaProperties org.apache.catalina.startup.ClassLoaderFactory org.apache.catalina.startup.ContextConfig org.apache.catalina.startup.DigesterFactory org.apache.catalina.startup.Embedded org.apache.catalina.startup.EngineConfig org.apache.catalina.startup.HostConfig org.apache.catalina.startup.TldConfig org.apache.catalina.startup.Tool org.apache.catalina.startup.UserConfig org.apache.catalina.util.CGIProcessEnvironment org.apache.catalina.util.ExtensionValidator org.apache.catalina.util.ProcessEnvironment org.apache.catalina.util.ProcessHelper org.apache.catalina.util.StringManager org.apache.catalina.valves.ExtendedAccessLogValve org.apache.catalina.valves.ValveBase org.apache.coyote.http11.Http11Processor org.apache.coyote.http11.Http11Protocol org.apache.coyote.http11.RandomAdapter org.apache.coyote.tomcat4.OutputBuffer org.apache.jasper.EmbeddedServletOptions org.apache.jasper.JspC org.apache.jasper.compiler.Compiler org.apache.jasper.compiler.JspConfig org.apache.jasper.compiler.JspReader org.apache.jasper.compiler.JspRuntimeContext org.apache.jasper.compiler.SmapUtil org.apache.jasper.compiler.TagLibraryInfoImpl org.apache.jasper.compiler.TldLocationsCache org.apache.jasper.runtime.HttpJspBase org.apache.jasper.runtime.JspFactoryImpl org.apache.jasper.runtime.PageContextImpl org.apache.jasper.security.SecurityClassLoad org.apache.jasper.servlet.JspServlet org.apache.jasper.servlet.JspServletWrapper org.apache.jasper.xmlparser.ParserUtils org.apache.jasper.xmlparser.UCSReader org.apache.jasper.xmlparser.UTF8Reader org.apache.jk.apr.AprImpl org.apache.jk.common.ChannelJni org.apache.jk.common.ChannelSocket org.apache.jk.common.ChannelUn org.apache.jk.common.HandlerDispatch org.apache.jk.common.HandlerRequest org.apache.jk.common.JkInputStream org.apache.jk.common.JkMX org.apache.jk.common.JniHandler org.apache.jk.common.ModJkMX org.apache.jk.common.MsgAjp org.apache.jk.common.Shm org.apache.jk.common.Shm14 org.apache.jk.config.WebXml2Jk org.apache.jk.server.JkCoyoteHandler org.apache.jk.server.JkMain org.apache.naming.NamingContext org.apache.naming.ant.JndiProperties org.apache.naming.ant.JndiSet org.apache.naming.modules.cache.ProxyDirContext org.apache.naming.modules.fs.FileDirContext org.apache.naming.modules.fs.fsURLContextFactory org.apache.naming.modules.java.ContextBindings org.apache.naming.resources.FileDirContext org.apache.naming.resources.WARDirContext org.apache.naming.util.DomXml org.apache.tomcat.util.IntrospectionUtils org.apache.tomcat.util.buf.B2CConverter org.apache.tomcat.util.buf.Base64 org.apache.tomcat.util.buf.C2BConverter org.apache.tomcat.util.buf.UDecoder org.apache.tomcat.util.buf.UEncoder org.apache.tomcat.util.buf.UTF8Decoder org.apache.tomcat.util.collections.SimpleHashtable org.apache.tomcat.util.collections.SimplePool org.apache.tomcat.util.compat.Jdk14Compat org.apache.tomcat.util.compat.JdkCompat org.apache.tomcat.util.digester.Digester org.apache.tomcat.util.digester.GenericParser org.apache.tomcat.util.digester.XercesParser org.apache.tomcat.util.http.Cookies org.apache.tomcat.util.http.Parameters org.apache.tomcat.util.http.ServerCookie org.apache.tomcat.util.http.mapper.Mapper org.apache.tomcat.util.net.PoolTcpEndpoint org.apache.tomcat.util.net.SSLImplementation org.apache.tomcat.util.net.jsse.JSSE14Support org.apache.tomcat.util.net.jsse.JSSEImplementation org.apache.tomcat.util.net.jsse.JSSESocketFactory org.apache.tomcat.util.net.jsse.JSSESupport org.apache.tomcat.util.net.puretls.PureTLSSocketFactory org.apache.tomcat.util.net.puretls.PureTLSSupport org.apache.tomcat.util.threads.Expirer org.apache.tomcat.util.threads.Reaper org.apache.tomcat.util.threads.ThreadPool