>>To delete Frozen emails from the email queue:
# grep -R -l ‘*** Frozen’ /var/spool/exim/msglog/*|cut -b26-|xargs exim -Mrm
# exim -bp| grep frozen | awk ‘{print $3}’| xargs exim -Mrm
# exiqgrep -z -i | xargs exim -Mrm
>> To delete Spam emails from the email queue:
# grep -R -l [SPAM] /var/spool/exim/msglog/*|cut -b26-|xargs exim -Mrm
>> To check the no. of frozen mails:
# exiqgrep -z -c
>> To check exim logs:
# tail -f /var/log/exim_mainlog
>> Force delivery of one message:
# exim -M mail_id
>> Force another queue run:
# exim -qf
>> Force another queue run and attempt to flush frozen messages:
# exim -qff
>> To check if there are frozen emails:
# exim -bp |awk ‘/fr[o]zen/ {print}’