On Sun, Jun 13, 2004 at 01:59:49PM +0100, Cesar Garcia wrote:
> Hi All.
> 
>  I have a big problem (big-todo problem) with preproccesed emails.
> 
> The scenary is a big qmail-ldap (Dual AMD MP 2GH 2GB RAM, Raid Sever 
> with 4 73GB UWSCSI HW Disks) server with about 18,000 mailbox with 
> Maildir/ldaponly style deliveries,
> 
> big-todo ext-todo dash-ext ldap-cluster patches activated and 20040401 
> qmail-ldap version.
> 
> All appearence be ok, but with qmhandle and qmail-stat i can see 32,000 
> mails in queue, 31,000 not preproccesed and 3 in local queue and 90 in 
> remote queue.
> load Average in server is about 2, 1, 3
> 
> 1GB Free Memmory.
> 
> Emails arrive at server and servers enqueue, but they are deliveries to 
> Maildirs 20, 30 or 40 minutes after they arrives.
> 
> Big todo are enable, i dont have local injection of email, all arrives 
> via smtp.
> 
> 2 servers in same conditions but with no local deliveries, only 
> smtp-routes, deliver 160,000 mails daily without problems and with 
> similar configuration.
> 
> I can see qmail-todo proccess running, but the preprocced of mails is 
> too slow.
> 
> How can increase preprocced speed?
> 
> I read that this problem is only available with high local-injection of 
> mails and that is not the case.
> 
> I am migrating from sendmail, and in these platform all were ok.
> 

OK. The problem seems to be ext-todo, big-todo related as there are only
93 preprocessed mails.
Normaly preprocessing is a simple task and should be fast (unless your
disks are damn slow). Could it be that you have non big-todo qmail-queues
messing with big-todo qmail-todo or vice versa. Check your
/var/qmail/queue directory. On big todo the acctual files are in
todo/<number>/<mess inode>. If you are switching form non-big-todo to
big-todo you need to preprocess the full queue before installing the new
qmail-todo/qmail-send pair.

Also check the log file and do a clean restart of qmail.

-- 
:wq Claudio

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