Craig White <craigwhite@xxxxxxxxxxx> writes: > On Thu, 2006-11-09 at 11:51 -0500, Tom Lane wrote: >> FWIW, we ship this PAM config file in the Red Hat PG RPMs: > that doesn't work at all... /var/log/messages reports... Sorry, I should have mentioned that that was for recent Fedora branches. In RHEL4 I think this would work: #%PAM-1.0 auth required pam_stack.so service=system-auth account required pam_stack.so service=system-auth > pretty short strace but I can't see anything that jumps at me and says > aha... You seem to have only strace'd the postmaster itself --- the interesting events would be in the child process it forked off. Try "strace -f -p ..." regards, tom lane