How to delete a message from qmail queue

Stop the qmail-send first.
svc -d /service/qmail-send
Wait till it goes down. It can take really long time to go down, if your qmail queue is busy
while ! svstat /service/qmail-send | grep ‘: down’
do
echo “Not down yet!”
sleep 5
done

It will exit out as soon as it is down
Now use `qmqtool‘ to delete your message from queue
qmqtool -d -f [...]

How to find cpu cores on a system

kstat -pm cpu_info | grep brand
That will tell you if a system is dual core or not