On 2.7.2012, at 19.12, Kaya Saman wrote: > what's really weird is that if I keep increasing the Cache TTL and > Cache size, the speed of transfer starts dropping.
I think it may just be a coincidence that changing cache values appears to help, and the real reason maybe being just that Dovecot got restarted. Because if Outlook is using NTLM + winbind for authentication, the auth cache isn't used at all.
