[Samba] Samba 4.3.11 on FreeBSD-10.3 - Firefox problem on Win7Pro

[Jeremy Allison]

On Tue, Oct 11, 2016 at 02:56:38PM -0400, James B. Byrne via samba wrote:
> We have recently converted our users from a Windows2000Advanced Server
> AD-DC to a Samba-4.3.11. AD-DC.  For the most part this went very
> well, saving only for the degree of ignorance respecting things
> MicroSoft evidenced by myself.
> 
> However, one of our users persistently reports difficulties with their
> roaming profile. Specifically, their Firefox profile.  This did not
> occur before the change-over and I very much doubt that it is
> specifically a FF issue since no-one else is encountering it.
> 
> We use folder redirection with everyone having their Documents folder
> mapped to the USERS samba share on the same host as the AD-DC
> samba_server service.  I once believed that this included AppData but
> I discovered that AppData is actually maintained on the PROFILES
> share.
> 
> In any case the symptom is that FF stops responding to javascript
> calls and generally slows down to an unacceptable degree.  We are
> talking minutes to load a web page. To remediate this condition I have
> resorted to removing the user's default profile and recreating it from
> scratch importing their bookmarks from a backup and adding back in
> their extensions.  Both these items are fairly large.  There are
> approximately 300 bookmarks and about a dozen Addons.  However, none
> of the user's addons are outside the usual for our firm and I myself
> have all the ones on the user's profile and many more besides.  And I
> do not encounter these problems.
> 
> Once the profile is reinitialised FF behaves normally for several days
> and then degrades again.  I am suspicious that there is some problem
> relating to the roaming profiles but other than a vague suspicion I
> have nothing to go on.  My question is: how does one go about
> determining if the problem is with FF itself or with some aspect of
> roaming shares?

This doesn't sound like a Samba problem. If access for that user
was completely cut off, or got authentication errors, that sounds
like us. But

"FF stops responding to javascript
calls and generally slows down to an unacceptable degree."

doesn't sound like something a remote filesystem would cause.