[imp] IMP+Horde seems to hang seriously due to a bug

[Eric]

Michael Hickey wrote:
> GRP Productions wrote:
>> When using a DB authentication scheme, or IMAP authentication scheme (to 
>> server eg. imap1) it all works. However, after configuring IMP to handle 
>> authentication, and try to connect to imap1 via IMAP/ssl/novalidate-cert 
>> (993), the following happens:
>>
>> In SOME mailboxes login hangs. During the hang, CPU load on the webserver 
>> rises more than 60%. This actually hangs the webserver (needs a restart). 
>> BUT, in some mailboxes it works. The mailboxes are not used by anyone else 
>> at that time.
> I was having what I believe to be the same problem. After months of
> trying something out every now and then, my coworker and I finally
> decided to give up with the machine that was running our current
> installation and install horde+imp on a different web server. As I was
> configuring the new installation of horde on the new server, the SAME
> THING HAPPENED AGAIN!
> 
> Determined to conquer this hurdle, I turned everything off in the horde
> registry and then turned components back on one at a time. The component
> that was causing our problem wasn't IMP, it turned out to be TURBA, the
> address book component. Thankfully the webmail isn't the primary means
> for everyone to check their mail, so we can live without an address book
> for a while.
> 
> I hope this helps.
> 

if you havent, it is critical (and documented as to what happens if you
do not comply) that you edit turba's sources.php file. if you leave the
default one, you WILL have bad performance.

Eric