Date: Thu, 13 Mar 1997 19:15:09 -0400 (AST) From: The Hermit Hacker <scrappy@hub.org> To: Angelo Turetta <ATuretta@stylo.it> Cc: "'freebsd-questions@freebsd.org'" <freebsd-questions@FreeBSD.ORG>, "'freebsd-isp@freebsd.org'" <freebsd-isp@FreeBSD.ORG> Subject: Re: Large mailing lists: mailer optimization Message-ID: <Pine.BSF.3.95.970313191411.261E-100000@thelab.hub.org> In-Reply-To: <31EBCC36B676D01197E400801E0324953E90@STYLOSERVER>
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On Wed, 12 Mar 1997, Angelo Turetta wrote: > I remember a discussion (it was more than a year ago) about the > optimisation of the freebsd mailing lists. > > When using Majordomo as a list manager, you end up with a single message > being sent to all the users in the list. If some server is slow to > reply, sendmail takes forever to process the queue, because it cannot > proceed in parallel with the other recipients. > > There should be some tools to break the huge recipient lists into a > number of smaller ones, thus parallelizing a great deal of work. Too bad > I cannot remember any name.... > > Any pointers ? > Check the majordomo FAQ for the location, but there is a program called 'bulk_mailer' that does this. I breaks down the list into smaller lists sorted by domains, so that a queue makes a connection to the remove host, and just send all the email for that domain through at once... Using it here and it works beautifully...
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