Been there done that. he problem is the webmail server application and the
parsing of every mbx during login and summary page display.
Regards,
David Gregg
dgSoft Internet Services
Web hosting, Email outsourcing, Dedicated and shared infrastructure
solutions.
(949) 584-1514
----- Original Message -----
From: "Jason Newland" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, October 01, 2003 1:16 PM
Subject: Re: [IMail Forum] Webmail Performance
> It seems that the original post mentioned that this issue included 7.x and
> 8.x. Since it is clear that there are many people here having absolutely
NO
> problem with these, and there are people having many problems, lets work
to
> identify the common thread here. For those having a problem, have you
tried
> disabling EVERY external program that is not Imail? Kill virus, IIS,
> junkmail, everything, and start from the beginning with just Imail.
> Hopefully the prob. dissapears, and you can add other services 1 by 1
until
> you isolate the issue.
>
> Note: Due to the nature of some programs not truely disabling, you may be
> required to do this on a different machine and start fresh, adding
services
> 1 by 1.
>
>
> Jason
>
>
>
> ----- Original Message -----
> From: "Ryan Bohn" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, October 01, 2003 1:28 PM
> Subject: Re: [IMail Forum] Webmail Performance
>
>
> > Hi Dermot,
> >
> > We were running Imail 8.03 on Windows 2000, with problems, then moved to
> > Windows 2003 when we got our new hardware. We experienced the exact same
> > problems that you encountered, only ipswitch tech support didn't say
much
> > about why or even acknowledge the issue ("it's your network card, or
your
> > dns, or blah blah blah"). I would recommend to everyone not to migrate
> their
> > production mail servers to the 2003 Server until ipswitch has
acknowledged
> > the problems and has patched them. Additionally, it is becoming clear
that
> > Imail is not powerful enough to handle a large amount of virtual domains
> (on
> > windows 2000 or 2003), we've even had some ipswitch tech guys imply that
> it
> > was too much.
> >
> > We have since moved back to Windows 2000, and are experiencing the same
> > occasional server crashes.
> >
> > Ryan Bohn
> > Sys Admin & Tech Support
> >
> > ----- Original Message -----
> > From: "Dermot Keenan" <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Wednesday, October 01, 2003 11:03 AM
> > Subject: RE: [IMail Forum] Webmail Performance
> >
> >
> > Ryan, what OS are you running IMail on? We had a similar
configuration -
> > dual 2.4GHz Xeon with 2.5GB RAM running Windows Server 2003, IMail 8.03,
> > 3000+ virtual hosts. Originally we had IMail running on a dual Pentium
> III
> > 933MHz with 1GB RAM and the OS was Windows 2000 Server. We moved IMail
to
> > this server in hopes of solving a few problems:
> >
> > 1) The server simply crashes every so often (by "crash" I mean it
becomes
> > completely unresponsive). The only recourse being a cold reboot. We
have
> > found no clues as to the cause of these crashes.
> >
> > 2) SMTPD32 seems to get bogged down when too much email is coming in
> > (between 50,000 and 100,000 messages a day usually means at least one or
> two
> > crashes).
> >
> >
> > After moving to this new, more powerful server we had HUGE problems.
When
> I
> > opened the IMail Administrator it would take hours (yes, I said hours)
to
> > load the entire tree view of the virtual hosts. SMTPD slowed down to a
> > crawl. It would take so long just to process a single incoming message
> that
> > SMTPD became unavailable to almost all incoming mail while it tried to
> > proceess the few that it had already received. Ipswitch tech support
> > acknowledged a problem with the way IMail reads the user database from
the
> > Windows registry. They said it was a problem with Windows 2003 Server
and
> > that there was nothing they could do about it. Too bad they don't
mention
> > anything about this on their website where they say that IMail is
> supported
> > on Window 2003 Server.
> >
> > Needless to say, we rolled back to the old configuration and did our
best
> to
> > deal with the enormous backlog of mail that resulted from this disaster.
> We
> > are still experiencing the frequent crashes but at least it is better
than
> > not receiving mail at all! Unlike you however, the one thing that we
> don't
> > seem to have a problem with is WebMail. Go figure! I am now waiting
for
> > one of Ipswitch's tech support reps to take a hands-on look at our
server.
> >
> > I'm sorry if this little story doesn't help with your situation. I
think
> it
> > is relevant though. Anyone who is hosting a large number of virtual
mail
> > hosts as we are should be aware that there is a serious problem with
IMail
> > running on Windows 2003 Server.
> >
> >
> > Dermot
> >
> >
> >
> >
> > -----Original Message-----
> > From: [EMAIL PROTECTED]
> > [mailto:[EMAIL PROTECTED] Behalf Of Ryan Bohn
> > Sent: Wednesday, October 01, 2003 12:45 PM
> > To: [EMAIL PROTECTED]
> > Subject: Re: [IMail Forum] Webmail Performance
> >
> >
> > I am running into the same problem as Rick and Chris when it comes to
the
> > very poor webmail performance. I do agree with Rick that ipswitch seems
to
> > have ignored this issue.
> >
> > What makes it look very bad is that my server is a dual Xeon 2.4 Ghz
with
> 1
> > GB of ram, and yet webmail sucks. I believe the flaw exists in the
webmail
> > software itself, it just isn't written well. I will often see the
service
> > consuming 70% of the cpu's, and it was just started, hardly any users on
> it.
> > To top it off, we've noticed that imail's other services (smtp, queue
> > manager, pop, etc) are cpu hogs as well. We have about 5000 domains on
> > imail, and it had been running fine without incident on a single 1.4 Ghz
> cpu
> > machine for a long time, then we upgraded to 7.3 then to 8 and 8.3 and
> since
> > then the performance of the services has hit rock bottom, forcing the
> server
> > change to the dual xeon's.
> >
> > We have made many calls to ipswitch over the past week, and they
continue
> to
> > attribute it to things that don't make sense, they seem to be making up
> > excuses for it and can't resolve the core issue. We have found out very
> > quickly that ipswitch has become irrelevant, unable, and unwilling to
> > provide quality support.
> >
> > We are looking into migrating to other mail server software.
> >
> > Ryan Bohn
> > Sys Admin & Tech Support
> >
> > ----- Original Message -----
> > From: "Rick Leske" <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Wednesday, October 01, 2003 9:08 AM
> > Subject: RE: [IMail Forum] Webmail Performance
> >
> >
> > Could you be a little more specific.. what server hardware/configuration
> is
> > it running on? Any other server services running in conjunction with
> > IMail.. what is your internet bandwidth (at the server). Is it a client
> > concern or is the server actually running slow?
> >
> > ~Rick
> >
> >
> > > This is a far more serious problem than Ipswitch has given attention
> > > too. After numerous calls to support and many messages here I still do
> > > not have a solution to this. I have tried many things and seen no
> > > solution to this at all for months now. we had version 5.x which would
> > > load messages in seconds, but 7.x and 8.x is almost unusable for us.
> > >
> > >
> > > C> Hello List
> > > C> I have just subscribed, so if this query has been aired
> > > recently, please
> > > C> accept my apologies.
> > >
> > > C> I am running IMail Server v8.3, and the webmail is incredibly
> > > slow. Does
> > > C> anyone have any tips or tricks to speed it up?
> > >
> > >
> >
> >
> > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html
> > List Archive:
http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
> > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
> >
> >
> > To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html
> > List Archive:
http://www.mail-archive.com/imail_forum%40list.ipswitch.com/
> > Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
> >
>
>
> To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html
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> Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
>
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