Chapter 6 HPSS Configuration
HPSS Installation Guide September 2002 363
Release 4.5, Revision 2
Grace Interval An interval, in seconds, to
indicate how long after a
credential’slast use before
it will be expired.
Any positive 32-bit integer value. 3600 seconds
Dump Interval An interval, in seconds, to
determine how often the
credentials map cache is
checkpointed to a UNIX
file.
Any positive 32-bit integer value. 60 seconds
Advice:This value should be based on how often entries are added/removed from the
map.If this value is set too high, the user may not be able to access files after an NFS
crash.If it is set too low, it may increase the system overhead. This field is used only
if the UID option in the Export file is set.
Privileged Callers
(Principal Names) Thelist of principal names
of those callers permitted
to change entries in the
NFScredentials map other
than their own.
Valid DCE principal name. hpss_ssm
Credentials Dump File
(Unix) The name of a UNIX file
to checkpoint the
credentials map cache.
Valid, fully qualified UNIX file
name. /var/hpss/nfs/
credmap.nfs
Check UUID A flag that indicates
whether users not on the
privileged callers list may
onlymake entries for their
own DCE UID.
ON,
OFF OFF
Require Privilege A flag that indicates
whether only the users on
the privileged callers list
maychange the credentials
map.
ON,
OFF OFF
Read Map A flag that indicates
whether the credentials
map will be read from a
file at startup time.
ON,
OFF ON
Advice:This flag should be set to OFF when the system is first configured and set to
ON when the system is restarted after a crash.
Dump Credentials A flag that indicates
whether the credentials
map will be periodically
checkpointed to a UNIX
file.
ON,
OFF ON
Table 6-28 NFS Daemon Configuration Variables (Continued)
Display Field Name Description Acceptable Values Default
Value