thanks guys let me check on your suggestions. regards NIshant Amin
On Thu, Mar 17, 2011 at 6:55 PM, Eric Shubert <e...@shubes.net> wrote: > Good one, Patrick. I had forgotten about that. I believe this happens when > you change the name associated with an account using qmailadmin. It's a bug > in that application (I just now posted a report for that on the qmailadmin > list, so we'll see about getting it fixed). > > Another, I believe more common reason for duplicate emails is an overloaded > server, more specifically one that's taking too long to scan emails. When > the scan time gets to be too long (typically a couple minutes or so), the > sending server will initate a timeout. When this happens, the sending server > re-queues the message for delivery at a later time. However, QMT doesn't > know that, and proceeds to deliver the message. So a little later, the > sending server tries again, and QMT dutifully processes the email. The cycle > will continue until QMT manages to complete the scan process before the > sending server times out, at which point QMT tells the sending server that > it has successfully received the message. > > So in this case, the cure is to do some tuning with QMT to help reduce the > load. The simplest and most effective way to do this is to use spamdyke. > Simply run the qtp-install-spamdyke scripts, restart qmail, and you should > be good to go. The stock configuration for spamdyke works very well, but you > might want to adjust it a little for your particular situation. > > I would also check to be sure that your clamav-toaster package is up to > date. There was a version (or 2) of clamav which would occasionally eat the > cpu, causing load levels to be excessively high. This could also cause > duplicate emails. > > If you're already running spamdyke and your clamav-toaster package is > current, I'll be surprised. QMT can handle a boatload of email with a > surprisingly small amount of hardware. FWIW, my first QMT was on a P-II/266 > w/ 512M RAM. It didn't host a lot of accounts, but it kept up w/out > flinching, and that was before spamdyke came along. > > -- > -Eric 'shubes' > > On 03/17/2011 05:12 AM, Patrick Ring wrote: >> >> Many times this is due to something placing a second mail filter >> statement in the .qmail file. You need to comment one of them out. >> >> >> -----Original Message----- >> From: nishant amin [mailto:igonish...@gmail.com] >> Sent: Thursday, March 17, 2011 4:40 AM >> To: qmailtoaster-list@qmailtoaster.com >> Subject: [qmailtoaster] need some help >> >> hi all >> >> recently i have received some complains from users that they are >> receiving double email in their web mail account.i dont know what >> could cause this..could you point me in the right direction >> your help is highly appreciated >> >> regards >> NIshant Amin >> >> ------------------------------------------------------------------------ >> --------- >> Qmailtoaster is sponsored by Vickers Consulting Group >> (www.vickersconsulting.com) >> Vickers Consulting Group offers Qmailtoaster support and >> installations. >> If you need professional help with your setup, contact them today! >> ------------------------------------------------------------------------ >> --------- >> Please visit qmailtoaster.com for the latest news, updates, and >> packages. >> >> To unsubscribe, e-mail: >> qmailtoaster-list-unsubscr...@qmailtoaster.com >> For additional commands, e-mail: >> qmailtoaster-list-h...@qmailtoaster.com >> >> >> >> >> --------------------------------------------------------------------------------- >> Qmailtoaster is sponsored by Vickers Consulting Group >> (www.vickersconsulting.com) >> Vickers Consulting Group offers Qmailtoaster support and >> installations. >> If you need professional help with your setup, contact them today! > > > > --------------------------------------------------------------------------------- > Qmailtoaster is sponsored by Vickers Consulting Group > (www.vickersconsulting.com) > Vickers Consulting Group offers Qmailtoaster support and installations. > If you need professional help with your setup, contact them today! > --------------------------------------------------------------------------------- > Please visit qmailtoaster.com for the latest news, updates, and packages. > To unsubscribe, e-mail: > qmailtoaster-list-unsubscr...@qmailtoaster.com > For additional commands, e-mail: qmailtoaster-list-h...@qmailtoaster.com > > > --------------------------------------------------------------------------------- Qmailtoaster is sponsored by Vickers Consulting Group (www.vickersconsulting.com) Vickers Consulting Group offers Qmailtoaster support and installations. If you need professional help with your setup, contact them today! --------------------------------------------------------------------------------- Please visit qmailtoaster.com for the latest news, updates, and packages. To unsubscribe, e-mail: qmailtoaster-list-unsubscr...@qmailtoaster.com For additional commands, e-mail: qmailtoaster-list-h...@qmailtoaster.com
