Yes!

 This account has a big quota (about 50MB)...
 
 Here is what I did:

 1) Deleted all emails from this account;
 2) Increased vfs.ufs.dirhash_maxmem to improve performance on big
directories (Thanks to Jeremy who mades me read more about DIRHASH)...
 

  And now, I will set the users to NOQUOTA (thanks to you, hehe)...

   

> 
> Another question...  Is there a quota on this account?  I've 
> caught some
> maildrop and vdelivermail processes chewing up a ton of cpu 
> just trying to
> recalculate the quota.  Very similar situation; catchalls are evil and
> outdated.  Since the user had an incredibly huge quota 
> anyway, I set them
> to "NOQUOTA" with vmoduser and everything calmed down.
> 
> Thanks,
> 
> Charles
> 
> >     I frequently face high IO loads in this server, even though its
> > has one dedicated disk for the qmail queue and logs.
> >
> >     Thanks.
> >
> >
> > _______________________________________
> > ALMEIDA, Fernando Costa de
> > Computeasy Informática
> > www.computeasy.com.br
> > BSD USER BSD050945
> > ICQ 72293951
> >
> > > -----Original Message-----
> > > From: Jeremy Kitchen [mailto:[EMAIL PROTECTED]
> > > Sent: Tuesday, July 13, 2004 1:12 PM
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: [vchkpw] Vdelivermail high load
> > >
> > >
> > > On Tuesday 13 July 2004 09:47 am, Fernando Costa de Almeida wrote:
> > > >  Hi all,
> > > >
> > > >  Today, when issuing a top on my pop server, I noticed that
> > > there were
> > > > some vdelivermails process eating a lot of cpu resources.
> > > Then, looking
> > > > in the logs files, I saw that it was a spam to a specific
> > > domain, and
> > > > this domain had the postmaster account as the 'catchall 
> account'.
> > > >
> > > >  What surprised me is the number of emails in the its 
> Maildir: about
> > > > 1479158.... Is the number of emails in a Maildir related to
> > > the amount
> > > > of cpu vdelivermail uses? I saw an increasing use of 
> the disc too,
> > > > somethings 100%...
> > >
> > > if you're using ext2/3 filesystem, or any other 
> non-directory hashing
> > > filesystem, this will occur.
> > >
> > > This isn't vpopmail's fault, it's the filesystem.
> > >
> > > You have two options, remove the emails, or switch to a
> > > better filesystem
> > > (such as reiserfs, or UFS with DIR_HASH)
> > >
> > > for more details about this filesystem issue, please visit
> > > google, as this is
> > > discussed on more mailing lists than you could possibly think of.
> > >
> > > -Jeremy
> > >
> > > --
> > > Jeremy Kitchen ++ Systems Administrator ++ Inter7 Internet
> > > Technologies, Inc.
> > >   [EMAIL PROTECTED] ++ www.inter7.com ++ 866.528.3530 ++
> > > 847.492.0470 int'l
> > >         kitchen @ #qmail #gentoo on EFnet ++ 
> scriptkitchen.com/qmail
> > >
> > >
> >
> >
> 

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