The reason is that you want two appenders at one logger level (org.apache) to be sent logs of different levels. tomcat should get info but stdout should only get warn. Plus tomcat should get warn for all. Basically tomcat gets all warnings and some info so it kind of has a mixed useage.
On 9/26/05, David Thielen <[EMAIL PROTECTED]> wrote: > Hi; > > That works. But it bothers me that it has to be done this way - it seems > like you should be able to do it using logger & root. > > Thanks - dave > > > David Thielen > 303-499-2544 > www.windwardreports.com > > -----Original Message----- > From: James Stauffer [mailto:[EMAIL PROTECTED] > Sent: Monday, September 26, 2005 7:46 AM > To: Log4J Users List > Subject: Re: Duplicate log entries - 1 last issue > > <logger name="org.apache" additivity="false"> > <level value="info"/> > <appender-ref ref="tomcat" /> > <appender-ref ref="stdout" /> > </logger> > <root> > <priority value="warn" /> > <appender-ref ref="stdout" /> > <appender-ref ref="tomcat" /> > </root> > > Then set a threshold of warn on the stdout appender. Does that work for > you? > > On 9/23/05, David Thielen <[EMAIL PROTECTED]> wrote: > > Hi; > > > > Well, I'm off for a fun weekend - thank you to all for helping. > > > > If by any chance any of you are working this weekend... > > > > As you said, what I want is: > > warn from anything to stdout and tomcat > > info from org.apache to stdout > > > > thanks - dave > > > > > > David Thielen > > 303-499-2544 > > www.windwardreports.com > > > > -----Original Message----- > > From: Schuweiler, Joel J. [mailto:[EMAIL PROTECTED] > > Sent: Friday, September 23, 2005 2:27 PM > > To: 'Log4J Users List' > > Subject: RE: Duplicate log entries - 1 last issue > > > > Except he wants two different levels, he wants one level to go to blah, > and > > another level to go to blah. > > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > > [mailto:[EMAIL PROTECTED] > > On Behalf Of James Stauffer > > Sent: Friday, September 23, 2005 3:26 PM > > To: Log4J Users List > > Subject: Re: Duplicate log entries - 1 last issue > > > > On 9/23/05, David Thielen <[EMAIL PROTECTED]> wrote: > > > Ok, I think I get it now. Is this correct: > > > > > > All <root> and <logger> entries cause log entries to be written. > > > > > > It does not look for duplicates so having something in there twice cause > > it > > > to be written twice to the same appender. > > > > > > A <logger> with additivity='true' means do this in addition to root for > > the > > > name= classes. > > > > > > A <logger> with additivity='false' means do this only for the name= > > classes > > > - ignore <root> settings for this class. > > > > > > Is that right? > > Not exactly but I don't have time to explain right now. > > > > > That means to get warn in stdout & tomcat, and info for org.apache in > > stdout > > > only, I have to do: > > > > > > <logger name="org.apache" additivity="false"> > > > <level value="info"/> > > > <appender-ref ref="stdout" /> > > > </logger> > > > <logger name="org.apache" additivity="false"> > > > <level value="warn"/> > > > <appender-ref ref="tomcat" /> > > > </logger> > > > <root> > > > <priority value="warn" /> > > > <appender-ref ref="stdout" /> > > > <appender-ref ref="tomcat" /> > > > </root> > > > > > > But... I can't have 2 loggers with the same name. > > Merge them > > <logger name="org.apache" additivity="false"> > > <level value="info"/> > > <appender-ref ref="stdout" /> > > <appender-ref ref="tomcat" /> > > </logger> > > > > > > > > So, how can I do this? > > > > > > > > > Thanks - dave > > > > > > > > > David Thielen > > > 303-499-2544 > > > www.windwardreports.com > > > > > > -----Original Message----- > > > From: James Stauffer [mailto:[EMAIL PROTECTED] > > > Sent: Friday, September 23, 2005 12:23 PM > > > To: Log4J Users List > > > Subject: Re: Duplicate log entries - 1 last issue > > > > > > <root is basically the same as <logger name="."> or <logger name="">. > > > It is just the root of the logger tree. > > > > > > On 9/23/05, David Thielen <[EMAIL PROTECTED]> wrote: > > > > Hi; > > > > > > > > I think I don't understand <root> and <logger> The way I read the docs > > > > <root> is what is done to all classes for the appenders listed. The > > > <logger> > > > > adds to that. > > > > > > > > So I put the following: > > > > <root> > > > > <priority value="warn" /> > > > > <appender-ref ref="stdout" /> > > > > <appender-ref ref="tomcat" /> > > > > </root> > > > > > > > > Which puts all warn and worse in those 2 appenders. And that works > fine. > > > > > > > > But then I also want info for org.apache in stdout only. So I add: > > > > <logger name="org.apache" additivity="false"> > > > > <level value="info"/> > > > > <appender-ref ref="stdout" /> > > > > </logger> > > > > > > > > And now tomcat gets nothing written to it. Why? The <logger> element > > does > > > > not mention tomcat. > > > > > > > > ??? - thanks - dave > > > > > > > > > > > > David Thielen > > > > 303-499-2544 > > > > www.windwardreports.com > > > > > > > > -----Original Message----- > > > > From: James Stauffer [mailto:[EMAIL PROTECTED] > > > > Sent: Friday, September 23, 2005 7:23 AM > > > > To: Log4J Users List > > > > Subject: Re: Duplicate log entries - 1 last issue > > > > > > > > On 9/22/05, David Thielen <[EMAIL PROTECTED]> wrote: > > > > > If I have: > > > > > <logger name=3D"org.apache" additivity=3D"false"> > > > > > <level value=3D"info"/> > > > > > <appender-ref ref=3D"stdout" /> > > > > > </logger> > > > > > Then nothing is written to the tomcat appender. > > > > > > > > Changing that to the following would also send the output to tomcat > > > > <logger name="org.apache" additivity="false"> > > > > <level value="info"/> > > > > <appender-ref ref="stdout" /> > > > > <appender-ref ref="tomcat" /> > > > > </logger> > > > > > > > > > If I have: > > > > > > > > > > <logger name=3D"org.apache"> > > > > > <level value=3D"info"/> > > > > > <appender-ref ref=3D"stdout" /> > > > > > </logger> > > > > > > > > > > Then I get two problems: > > > > > > > > > > First, tomcat now has INFO logging (want that in stdout only). > Second, > > > > > stdout gets each entry twice. > > > > To fix the first problem you could set a threshold on the tomcat > > > > appender so it only write warn logs. > > > > <param name="Threshold" value="warn"/> > > > > > > > > To solve the 2nd problem you you need to make sure that either > > > > additivity is false for <logger name="org.apache"> or that tomcat > > > > isn't specified for both <logger name="org.apache"> and <root>. > > > > > > > > > > > > > > > > > > Log4j.xml: > > > > > > > > > > <?xml version=3D"1.0" encoding=3D"UTF-8" ?> <!DOCTYPE > > > log4j:configuration > > > > > SYSTEM "log4j.dtd"> <log4j:configuration > > > > > xmlns:log4j=3D"http://jakarta.apache.org/log4j/";> > > > > > > > > > > > > > > > > > > > > <appender name=3D"stdout" > > > > > > > > > > class=3D"org.apache.log4j.ConsoleAppender"> > > > > > > > > > > <layout class=3D"org.apache.log4j.PatternLayout"> > > > > > > > > > > <param name=3D"ConversionPattern" value=3D"%5p > [%t] > > %m > > > - > > > > > %c %M%n"/> > > > > > > > > > > </layout> > > > > > > > > > > </appender> > > > > > > > > > > > > > > > > > > > > <appender name=3D"tomcat" > > > > > > > > > > class=3D"org.apache.log4j.RollingFileAppender"> > > > > > > > > > > <param name=3D"file" > > > > > > > > > > value=3D"${catalina.home}/logs/tomcat.log"/> > > > > > > > > > > <param name=3D"MaxFileSize" value=3D"100KB"/> > > > > > > > > > > <param name=3D"MaxBackupIndex" value=3D"10"/> > > > > > > > > > > <layout class=3D"org.apache.log4j.PatternLayout"> > > > > > > > > > > <param name=3D"ConversionPattern" > > > > > > > > > > value=3D"%d{HH:mm:ss.SSS} %5p [%t] %c - %m%n"/> > > > > > > > > > > </layout> > > > > > > > > > > </appender> > > > > > > > > > > > > > > > > > > > > <appender name=3D"windward" > > > > > > > > > > class=3D"org.apache.log4j.RollingFileAppender"> > > > > > > > > > > <param name=3D"file" > > > > > > > > > > value=3D"${catalina.home}/logs/windward.log"/> > > > > > > > > > > <param name=3D"MaxFileSize" value=3D"100KB"/> > > > > > > > > > > <param name=3D"MaxBackupIndex" value=3D"10"/> > > > > > > > > > > <layout class=3D"org.apache.log4j.PatternLayout"> > > > > > > > > > > <param name=3D"ConversionPattern" > > > > > > > > > > value=3D"%d{HH:mm:ss.SSS} %5p [%t] %c - %m%n"/> > > > > > > > > > > </layout> > > > > > > > > > > </appender> > > > > > > > > > > > > > > > > > > > > <logger name=3D"net.windward" additivity=3D"false"> > > > > > > > > > > <level value=3D"info"/> > > > > > > > > > > <appender-ref ref=3D"windward" /> > > > > > > > > > > </logger> > > > > > > > > > > <logger name=3D"org.apache"> > > > > > > > > > > <level value=3D"info"/> > > > > > > > > > > <appender-ref ref=3D"stdout" /> > > > > > > > > > > </logger> > > > > > > > > > > <root> > > > > > > > > > > <priority value=3D"warn" /> > > > > > > > > > > <appender-ref ref=3D"stdout" /> > > > > > > > > > > <appender-ref ref=3D"tomcat" /> > > > > > > > > > > </root> > > > > > > > > > > > > > > > > > > > > </log4j:configuration> > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > James Stauffer > > > > Are you good? Take the test at http://www.livingwaters.com/good/ > > > > > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > > > > > > -- > > > James Stauffer > > > Are you good? Take the test at http://www.livingwaters.com/good/ > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > > > -- > > James Stauffer > > Are you good? Take the test at http://www.livingwaters.com/good/ > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > James Stauffer > Are you good? Take the test at http://www.livingwaters.com/good/ > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- James Stauffer Are you good? Take the test at http://www.livingwaters.com/good/ --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
