On Tue, 13 Jul 2004, Fernando Costa de Almeida wrote: > Hi Jeremy, thanks for your explanation! > > Im using FreeBSD and consequently an UFS Filesystem (with > DIR_HASH and SoftUpdates enabled). I will delete the emails, but I > posted this question just to make sure that my problem was caused by the > high number of files in the user's Maildir. The next step is to avoid > that an user have so many emails in his Maildir, perhaps enabling quota > for all users...
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 Very similar situation; catchalls are evil and outdated.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 > > > > > >