On Mon, Dec 03, 2001 at 07:45:45PM -0500, David T-G wrote:
% I would not design a production quality mail setup that relied on it
% if that is what you are asking.
Well, that's one way to answer it :-) I don't know enough to know
whether there are right and wrong ways to implement NFS so
Steve, et al --
...and then Steve Kennedy said...
% On Mon, Dec 03, 2001 at 07:45:45PM -0500, David T-G wrote:
%
% % I would not design a production quality mail setup that relied on it
% % if that is what you are asking.
% Well, that's one way to answer it :-) I don't know enough to know
%
So I recompiled: ./configure --with-flock --enable-nfs-fix
Don't use flock for locking mail folders accessed via NFS. Fcntl
was the right thing to do. I'd guess that some part of your NFS
locking is screwed up.
For the benefit of the archives, I resolved the issue by disabling both
Aaron --
...and then Aaron Goldblatt said...
% I'm having an oddball problem with locking. Mutt 1.3.24i on RedHat 7.2
% Linux 2.4.16. The mailboxes in question are mbox format on an NFS
% server running Slackware 8.0 Linux 2.4.16.
...
% There are no obvious conflicts in /var/lock/. Manually
mutt -v
Okay.
bash-2.05$ mutt -v
Mutt 1.3.24i (2001-11-29)
Copyright (C) 1996-2001 Michael R. Elkins and others.
Mutt comes with ABSOLUTELY NO WARRANTY; for details type `mutt -vv'.
Mutt is free software, and you are welcome to redistribute it
under certain conditions; type `mutt -vv' for
Aaron --
...and then Aaron Goldblatt said...
%mutt -v
%
% Okay.
%
% bash-2.05$ mutt -v
% Mutt 1.3.24i (2001-11-29)
...
% -HOMESPOOL +USE_SETGID +USE_DOTLOCK +DL_STANDALONE
% +USE_FCNTL -USE_FLOCK
...
So that tells us how you can lock. Good.
%
%
% So I recompiled: ./configure
File Locking + NFS = very bad news
It is inherently unreliable.
--
Regards
Cliff
Cliff --
...and then Cliff Sarginson said...
% File Locking + NFS = very bad news
Agreed. If he has to use an mbox, though, he may not have many choices
(my drop-in-mbox+run-razor+move-to-maildir kludge being one of them).
%
% It is inherently unreliable.
Always?
%
% --
% Regards
%
On Mon, Dec 03, 2001 at 07:17:14PM -0500, David T-G wrote:
Cliff --
...and then Cliff Sarginson said...
% File Locking + NFS = very bad news
Agreed. If he has to use an mbox, though, he may not have many choices
(my drop-in-mbox+run-razor+move-to-maildir kludge being one of them).
Cliff --
...and then Cliff Sarginson said...
% On Mon, Dec 03, 2001 at 07:17:14PM -0500, David T-G wrote:
%
% ...and then Cliff Sarginson said...
% % File Locking + NFS = very bad news
...
% % It is inherently unreliable.
%
% Always?
%
% I would not design a production quality mail
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