[imp] IMP RC-2 Performance Test Results :(

[Jan Schneider]

Zitat von Lee <lee at disinfo.com>:

> After installing, configuring and running RC-2, it seemed like RC-2 was
> significantly slower than the IMP3.X installation we use. To trace this
> down, i did some performance testing on the system. What i found was
> that viewing folders of messages (mailbox.php) in RC-2 took an average
> of 2.2x as long as in IMP3.x! Viewing an individual message took 1.9x
> as long! The rest of HORDE,IMP,TURBA doesn't seem to be effected though
> (average page loads for everything but mailbox.php/message.php were
> roughly equivalent).

Read docs/PERFORMANCE.

> 2x the load time (averaging 4-8 seconds) per mailbox listing and (3-5)
> seconds per message listing is clearly a significant problem. Can other
> people confirm my results (even informally)?

The new versions execute much more code on displaying mailboxes and
messages, so this is not really unexpected. But there are a lot of things
and configuration parameters to tweak.

> Any ideas why IMAP performance would be so much worse in 4.0?

Why do you think this has something to do with IMAP?

Jan.

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