Try log redirection another way

amavis/Dockerfile

@@ -31,19 +31,5 @@ RUN chmod 755 /boot
 
 ENV AMAVIS=true
 
-# Redirect logs for Docker to pickup
-RUN ln -sf /dev/stdout /var/log/razor-agent.log && \
-  ln -sf /dev/stdout /var/log/mail.log && \
-  ln -sf /dev/stdout /var/log/mail.info && \
-  ln -sf /dev/stdout /var/log/mail.warn && \
-  ln -sf /dev/stderr /var/log/mail.err
-# Make logs writable for everyone
-RUN chmod 002 /var/log/razor-agent.log \
-  /var/log/mail.log \
-  /var/log/mail.info \
-  /var/log/mail.warn \
-  /var/log/mail.err
-
 EXPOSE 10024
-
 ENTRYPOINT ./boot; amavisd-new foreground