Re: Frequency of NFS lock problems w/ NFS mounted mail spool

Article View: comp.mail.misc

Article #1025

#1025

From: Linda Floren
Date: Tue, 01 Sep 1992 12:55

23 lines
1879 bytes

>>>>> Regarding Re: Frequency of NFS lock problems w/ NFS mounted mail spool; karl@ddsw1.mcs.com (Karl Denninger) adds:


Karl> It is decidedly NOT a good idea to have more than one machine on an
Karl> NFS-mounted mail spool writing >inbound< messages to a user's mailbox.  
Karl> The various rpc.lockd bugs will bite you if you try this, and Sun has one of
Karl> the worst records in this area.  The results are hung sendmail processes and
Karl> mail that never gets delivered.

We have a network of more than a hundred Sun4, which all mount the
mail-directory read-write and do local mail-delivery without
forwarding to the server ( it would most likely break down if they
did), and we never had serious problems  with this policy.

Karl> Then again, this is not a difficult problem to solve -- just have all hosts
Karl> forward mail for local delivery to the host which actually has the disk
Karl> attached to it, and do the mailbox delivery there.  This is a safe and sane
Karl> approach.  It also permits simple "domain hiding" if you wish to do it.

Good Bye

Linda Floren
(linda@uni-paderborn.de)

Technical Details

Message-ID: <LINDA.92Sep1135545@matisse.uni-paderborn.de>

Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!qt.cs.utexas.edu!yale.edu!ira.uka.de!math.fu-berlin.de!pbinfo!news!linda

References: <1992Aug27.185938.21422@leland.Stanford.EDU> <1992Aug30.032843.8468@ddsw1.mcs.com>

Show Full Headers

Complete Article Headers

Newsgroups: comp.mail.misc,comp.protocols.nfs,comp.mail.elm,comp.unix.admin,comp.sys.sun.admin,comp.unix.ultrix
Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!qt.cs.utexas.edu!yale.edu!ira.uka.de!math.fu-berlin.de!pbinfo!news!linda
From: linda@uni-paderborn.de (Linda Floren)
Subject: Re: Frequency of NFS lock problems w/ NFS mounted mail spool
In-Reply-To: karl@ddsw1.mcs.com's message of Sun, 30 Aug 1992 03:28:43 GMT
Message-ID: <LINDA.92Sep1135545@matisse.uni-paderborn.de>
Sender: news@uni-paderborn.de (News Uni-Paderborn)
Nntp-Posting-Host: matisse
Organization: Uni Paderborn FB 17 Informatik GERMANY
References: <1992Aug27.185938.21422@leland.Stanford.EDU>
 <1992Aug30.032843.8468@ddsw1.mcs.com>
Date: Tue, 1 Sep 1992 12:55:45 GMT
Lines: 23

Reply to Parent Message