On 2013-04-22 14:06:23 -0500, Derek Martin wrote:
> On Sat, Apr 20, 2013 at 10:14:44PM -0000, Mutt wrote:
> >  That is not sufficient with pre-NFSv3.
> 
> No, but it's generally a bad idea to put temp files on NFS.

I agree.

> By default, if you do nothing, they'll never end up there (unless
> your sysadmin mounts /tmp from an nfs export, which would be dumb).

This is not completely true. In the past, there were Unix
distributions that changed TMPDIR to the user's $HOME/tmp
(via shell system rc files), meaning that machines with
$HOME under NFS would get temp files under NFS. I wonder
whether such systems can still be seen...

> And that's as it should be. Mutt currently doesn't deal well with
> this case, but I'm not convinced it should try. I think it would be
> better to document that it's not safe to put temp files on NFS.
> 
> Another problem with NFS is locking, esp. pre-v3.  Different vendors
> got it wrong in different ways.

Even with v3, the lock daemon sometimes crashes. Very annoying. :(

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