ability to disable shared namespace?
wes at umich.edu
Sat Feb 13 20:50:04 EST 2010
Isn't this what "foolstupidclients" does? I think Blackberry might
meet the criteria...
On 13 Feb 2010, at 18:38, John Madden wrote:
> I wrote a couple months ago about "proxyd high cpu usage" and the
> problems scanning large mailbox spaces just to see if anything is
> available causes us. I worked around the issue by hard-coding the
> namespace IMP uses rather than letting it detect it from the
> server. Unfortunately, that only fixes one IMAP client.
> Blackberry users are causing havoc though, thousands of them
> remaining connected all the time and their mail checks coming in
> waves that drive load averages on frontends over 300.
> I'm wondering if there is support anywhere for hard-coding the
> namespace clients see. We don't use shared folders (impractical
> with 400k users anyway) so it would be nice to just turn that
> functionality off or at least hide it. Can it be done? I'm can't
> use altnamespace at this time (affects the clients).
> Unfortunately, the problem is bad enough that I'm "this close" to
> writing an imap proxy that supports client-side SSL that will allow
> me to tweak the do this on the fly.
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