Hi David,

>Which knob(s) on the logging configuration did you turn on?  Have you tried
> >org.apache.james.protocols?  I just looked briefly through the codes for
> >3.4 and I think this one may help you even though the code doesn't log as
> >much like springframework at debug level.
> >
>
> Despite using version 3.3.0 myself, but seeing Malcom's assertion that
> logging setup had changed in 3.4.0, I just used the file he posted with
> very little change, just one or two flips from INFO to DEBUG.
>
> Prior to that my 3.3.0 setup was only writing to the james-server.log and
> wrapper.log, but now there is additional logging in other log files. What I
> particularly missed was having some feedback from remote mail exchangers
> that I sent mail to and that is now satisfied in part at least. So it's now
> less of a concern.
>
> Was interested to read that you said (I think) you had 3.3.0 running on
> java 11 as that doesn't work for me. I have to run a java webmail client
> (of james running in java 8) in java 11 (!) to make imaps work. I've think
> I read somewhere that's a java 8 bug though.
>

I wanted to run James on Java/JDK 11 because Java 8 is going away in about
a year.  I didn't want to spend time setting it up only to get it working
again later on JDK 11.  Also, IMO, I don't think EOL software should be
used in production due security risks especially when a viable replacement
is available.  The only reason that I could think of thus far, from both
looking at the jars and partly in code, is the log4j (v1) dependency.  If
you replace the log4j with log4j2 jars and the appropriate configuration
file, you should be good to use later versions of Java.  This is what I did
to get James running on Java 11:

 # ll james-server-app-3.*.0/lib/{*log*,*slf*}
-rw-r--r--  1 root  wheel   66023 Feb 12  2019
james-server-app-3.3.0/lib/jboss-logging-3.3.1.Final.jar
-rw-r--r--  1 root  wheel   16515 Feb 12  2019
james-server-app-3.3.0/lib/jcl-over-slf4j-1.7.25.jar
lrwxr-xr-x  1 root  wheel      31 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-1.2-api-2.13.1.jar@ ->
../new/log4j-1.2-api-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-api-2.13.1.jar@ ->
../new/log4j-api-2.13.1.jar
lrwxr-xr-x  1 root  wheel      28 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-core-2.13.1.jar@ ->
../new/log4j-core-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-jcl-2.13.1.jar@ ->
../new/log4j-jcl-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-jul-2.13.1.jar@ ->
../new/log4j-jul-2.13.1.jar
lrwxr-xr-x  1 root  wheel      34 Mar 19 04:10
james-server-app-3.3.0/lib/log4j-slf4j-impl-2.13.1.jar@ ->
../new/log4j-slf4j-impl-2.13.1.jar
-rw-r--r--  1 root  wheel   10890 Feb 12  2019
james-server-app-3.3.0/lib/metrics-logger-3.3.0.jar
lrwxr-xr-x  1 root  wheel      27 Mar 18 12:41
james-server-app-3.3.0/lib/slf4j-api-1.7.30.jar@ ->
../new/slf4j-api-1.7.30.jar

-rw-r--r--  1 root  wheel   61829 Dec  3  2016
james-server-app-3.4.0/lib/commons-logging-1.2.jar
-rw-r--r--  1 root  wheel   60201 Jul  5  2019
james-server-app-3.4.0/lib/jboss-logging-3.4.0.Final.jar
-rw-r--r--  1 root  wheel   16462 Aug 30  2019
james-server-app-3.4.0/lib/jcl-over-slf4j-1.7.27.jar
lrwxr-xr-x  1 root  wheel      31 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-1.2-api-2.13.1.jar@ ->
../new/log4j-1.2-api-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-api-2.13.1.jar@ ->
../new/log4j-api-2.13.1.jar
lrwxr-xr-x  1 root  wheel      28 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-core-2.13.1.jar@ ->
../new/log4j-core-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-jcl-2.13.1.jar@ ->
../new/log4j-jcl-2.13.1.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-jul-2.13.1.jar@ ->
../new/log4j-jul-2.13.1.jar
lrwxr-xr-x  1 root  wheel      34 Mar 19 04:17
james-server-app-3.4.0/lib/log4j-slf4j-impl-2.13.1.jar@ ->
../new/log4j-slf4j-impl-2.13.1.jar
-rw-r--r--  1 root  wheel  471901 Jul  5  2017
james-server-app-3.4.0/lib/logback-core-1.2.3.jar
-rw-r--r--  1 root  wheel   10439 Sep  5  2019
james-server-app-3.4.0/lib/metrics-logger-3.4.0.jar
lrwxr-xr-x  1 root  wheel      27 Mar 19 04:17
james-server-app-3.4.0/lib/slf4j-api-1.7.30.jar@ ->
../new/slf4j-api-1.7.30.jar

I've added few extra log4j2 bridges to see as much logging as possible in
case any of the other dependencies uses other then log4j2 and updated the
slf4j to most current 1.7.30 instead of 1.7.25 for security.  Here's my
log4j2 configuration file:

https://github.com/tommyhp2/ajs/blob/master/src/main/webapp/WEB-INF/classes/log4j2.xml

Feel free to use and change as needed.  While typing this up and looking at
the list of jars above, you could also remove the jcl-over-slf4j jar also.

Regards,
Tommy

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