Re: Exchange Updating Info Problem

[Jake Colman <colman@ppllc.com>]

>>>>> "TZ" == Ted Zlatanov <tzz@lifelogs.com> writes:

   TZ> On Thu, 03 Apr 2008 12:41:15 -0400 Jake Colman <colman@ppllc.com> wrote: 
   Jake> If I enter an Exchange IMAP group with alot of read messages, Gnus
   Jake> takes
   Jake> an awfully long time to process.  My imap-log shows the following:
   TZ> ...
   Jake> The result if the "SEARCH SEEN" is a huuuuuge amount of data.  It
   Jake> totally floods my imap-log.
   TZ> ...
   Jake> The problem appears to be the SEARCH SEEN command.

   TZ> For me it generates a long list of integers (UIDs) on an Exchange 2007
   TZ> server (see at end).  Are you seeing something different?  If it's just
   TZ> the 15K article UID numbers, it's unlikely to be the main reason for the
   TZ> slowness on the Gnus side.  I see much more than that in other
   TZ> non-Exchange IMAP groups.  Could it be that Exchange itself is slow, or
   TZ> something else is causing the slowness in Gnus?  If you can run this
   TZ> IMAP command directly against the Exchange server, that would be great.

   TZ> Here's a function to run an IMAP ALL search (untested but copied from
   TZ> working code) which will pop up in the debugger a list of all the
   TZ> messages in the mailbox and two timestamps around the SEARCH operation.
   TZ> You may have to play with it:

   TZ>   (let ((user "you")              ; edit
   TZ> 	(server "yourserver")     ; these
   TZ> 	(password "yourpassword") ; parameters
   TZ> 	(mailbox "INBOX.test"))   ; first
   TZ>     (with-current-buffer (imap-open server nil 'ssl)
   TZ>       (imap-authenticate user password)
   TZ>       (imap-mailbox-select mailbox)      
   TZ>       (debug (format-time-string "before search: %T")
   TZ>              (imap-search "ALL") 
   TZ>              (format-time-string "after search: %T"))
   TZ>       (imap-close)))

   TZ> Hit `q' to close the debugger.  If this is fast, then the "UID SEARCH
   TZ> SEEN" IMAP command is probably fast too.

   TZ> Simon, if my approach is suspect, please let us know.

Ted,

When I evaled your function, I get the following error after it loads
the debugger:

Wrong type argument: stringp, nil

Is the imap-search command incorrect?

...Jake

-- 
Jake Colman
Director of Software Development
Principia Partners LLC
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