KDC performance test - lookaside cache impact, testing framework

[Tom Yu]

Sam Hartman <hartmans at MIT.EDU> writes:

> I'd be interested in impact of last_success with multiple principals.  I
> expect that you should get less performance impact from last_success
> against an ldap database if you use multiple principals. I'm not sure
> db2 has fine enough locking.

I'm fairly sure that the db2 back end locks the entire database at
once.