[OpenAFS] slow pw-krb auth when afs is running, instant when ssh keys or afs not running

[avison48]

Greetings OpenAFS Wise People,=0A=0AWe have a situation where users ssh'ing=
 into Linux servers configured to=0Apassword-authenticate via kerberos to o=
ur Institution face a long delay - =0A30 sec or 1 min or thereabouts - if t=
he server runs afs.=0AIf it doesn't run afs, or if they authenticate via ss=
h keys, ssh login is=0Ainstant.=0AWhere can one look for why the delay when=
 afs is running?=0APointers to past relevant threads welcome.=0AI've taken =
a look at the last few months of openafs mailing lists=0Abut didn't see a r=
elevant thread; google a bit also no info.=0A=0AClients are 64-bit Scientif=
icLinux 5.5 with installed:=0Aopenafs-1.4.12-79.sl5.x86_64.rpm=0Aopenafs-cl=
ient-1.4.12-79.sl5.x86_64.rpm=0Aopenafs-krb5-1.4.12-79.sl5.x86_64.rpm=0Aand=
 kernel-module-openafs-`uname -r`=0A=0AGrateful for advice!=0A=0A=0A=0A    =