Symptom: SSH Tectia Server installed on HP-UX 11.11 takes a lot of CPU, maybe upto 100%.
Check that you have installed the latest versions of the patches offered by HP. At least the following Kerberos-related patches are needed for the PAM Kerberos to operate properly:
PHCO_34214, libpam_unix cumulative patch, July 2006
PHNE_25779, LDAP-UX Integration B.02.00 cumulative patch, March 2002
PHSS_33384, KRB5-Client Version 1.0 cumulative patch, June 2005
PHSS_35381, s700_800 11.11 ld(1) and linker tools cumulative patch, February 2007
Check the Hewlett-Packard web site for the latest versions.