Since installing the ADSelfService Plus on our Windows 7 clients we have seen an increase of time to login, roughly 4-9mins extra.
We have found this common event in our event logs, see below.
Level: Warning Source: Winlogon EventID: 6006 The winlogon notification subscriber <GPClient> took 300 second(s) to handle the notification event (StartShell).
Level: Warning Source: Winlogon EventID: 6006 <GPClient> took 599 second(s) to handle the notification event (StartShell)