Renewal of Kerberos tickets

March 2011


Table of Contents

The problems
Enlarging the maximum renewable lifetime
Automatically renewing tickets

Our Kerberos installation has multiple issues. With a maximum ticket lifetime of 12 hours, people are kicked out of their homedirs after a day. Even if they run

... they get kicked out after slightly more than a week.

And some people who run lengthy jobs on multiple computers report that even the kinit --renew doesn't work to keep them logged in until the next day.