If you have the qmail TLS patch installed then make sure you put in a cron job to build a temporary key and put it in place.
Otherwise, each smtp connection causes an SSL key/pair to be generated which can use all of the CPU. Ken Jones Jon wrote:
I'm getting 3-8 processes that hog all of the server's CPU. Any ideas? The server was installed using to qmail-toaster SRPMSs PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 15810 vpopmail 25 0 5804 1412 1176 R 99.2 0.1 0:53.75 qmail-smtpd-chk 15933 vpopmail 25 0 6420 1412 1176 R 50.8 0.1 0:36.64 qmail-smtpd-chk 15260 vpopmail 25 0 5008 1412 1176 R 49.6 0.1 1:46.28 qmail-smtpd-chk 16250 root 16 0 2780 964 748 R 0.4 0.0 0:00.01 top ------------- 18984 ? R 0:51 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19024 ? R 0:46 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19045 ? R 0:48 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19151 ? R 0:36 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19366 ? R 0:16 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19374 ? R 0:14 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19452 ? R 0:12 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true 19494 ? R 0:08 /var/qmail/bin/qmail-smtpd-chkuser /home/vpopmail/bin/vchkpw /bin/true
