Db2 pureScale requires a low-latency,
continuously available authentication service for the database. The best practice is to use local
authentication services for each host, so that any failure affects only one host and limits the
impact on the cluster.
creating the required users
are available for both AIX and Linux environments.
Important: Remote LDAP authentication services can adversely affect your Db2®
Unavailability or delays in LDAP authorizations can cause poor performance and hang-like symptoms in
the databases of the Db2
These issues can lead to a total cluster shutdown that, if lasting for more than one minute, can
require manual intervention to restart the cluster.