I am using a small Compaq Proliant ( Pentium III Xeon), not SMP. I am using
kernel 2.4.4 patched to the latest ac, waiting for 2.6. It has 512 mb and
two scsi disks, I am using latest glibc, on a heavy touched slackware 7.0
----- Original Message -----
From: "Renato" <[EMAIL PROTECTED]>
To: "Pablo Pessagno" <[EMAIL PROTECTED]>; "Nick (Keith) Fish"
<[EMAIL PROTECTED]>; "Qmail Mailing List" <[EMAIL PROTECTED]>
Sent: Tuesday, June 12, 2001 1:58 PM
Subject: Re: qpop3-d: connects but doesn´t gives OK
>
> Hi Pablo,
>
> I have the same problem as yours. Which linux kernel are you using ? Is it
> a SMP machine ?
>
> I'm still investigating, so I'm not sure if what I'm going to tell you is
> right or no. I think it may be a problem with the select() system call.
> Yours and my machine simple reached its limit. If you do a 'ps -alwx', you
> are going to see a lot of 'do_sel' in the WCHAN column, which means qmail-
> popup is waiting for the select() call to finish. If do a 'strace -T -f -p
> pid_of_tcpserver_for_pop', you are going to see that sometimes the select
> didn't finish or it takes too much time.
>
> If anybody have something to add I'll really appreciate. I'm thinking to
> upgrade do kernel 2.4.x since I heard it handles select() better.
>
> Any comments ?
>
> Renato - Brazil.
>
> PS. By the way, I'm running kernel-2.2.19-6.2.1, non-SMP machine, Bruce's
> RPMs.
>
>
> On Tue, 12 Jun 2001 13:16:26 -0300, "Pablo Pessagno"
> <[EMAIL PROTECTED]> escreveu :
>
> > We have two new Compaq Proliant, and it is happening with both of them,
> so I
> > don´t think this is a hardware issue...
> >
> > On the other hand, it doesn´t crash. I have read the link Nick provided,
> but
> > I don´t have any segfault. Just sometimes happens that I can do a pop 3
> > connection, but can´t authenticate. I have set all the concurrencies to
> > 1000....
> > but don´t know anything more to do...
> >
> > Any more ideas will be greatly appreciated!
> >
> > ----- Original Message -----
> > From: "Nick (Keith) Fish" <[EMAIL PROTECTED]>
> > To: "Pablo Martín" <[EMAIL PROTECTED]>; "Qmail Mailing List"
> > <[EMAIL PROTECTED]>
> > Sent: Monday, June 11, 2001 4:04 PM
> > Subject: Re: qpop3-d: connects but doesn´t gives OK
> >
> >
> > > Pablo Martín wrote:
> > >
> > > Help! We have a system running bruce´s patched qmail and AVP. It has
400
> > >
> > > accounts.
> > > It has been running ok for 2 months, but now sometimes pop-3d doesn´t
> > > work.
> > > I can telnet localhost 110, it greets me but it doesn´t says OK.
> > > Sometimes I restart it with the supervise scripts and all returns to
> > > normallity, but sometimes it needs a reboot.
> > > Any ideas?
> > > Thanks from Argentina
> >
> > Whenever I hear sporadic behavior like this, my first instinct is to
blame
> > hardware; but I'm a die-hard *NIX fan so it's not always the case.
> > Anyways, I would recommend checking through your system for
> > descrepencies. Usually what I do to check for this is grab the latest
> > stable release of GCC and compile away (with `make -j [number of CPUs]
> > bootstrap`). If I get any SegFaults or the like, I dig into the matter
> > more using the checklist at http://www.BitWizard.nl/sig11/ . Do it late
> > at night, though, and you won't have as many angry customers in the
event
> > you do manage to crash your system. It's tedious; but it works. =)
> >
> > --
> > Nick (Keith) Fish
> > Network Engineer
> > Triton Technologies, Inc.
> >
> >
> >
> >
> >
>
