[Dovecot] Maildir unreliability

Timo Sirainen tss at iki.fi
Mon Oct 25 16:44:03 EEST 2004

On 25.10.2004, at 11:04, Peter Evans wrote:

> Are you sure its maildir that is the issue, I am sure God Emperor DJB
> would have issues with any such statement maligning the holy grail.
> The issue looks to me like it is attribute caching, and thus not 
> actually
> specific to Maildir, just aggravated by it.

Well, it's not maildir issue itself, but maildir more or less relies on 
readdir() not losing renamed files. I'm not sure what you mean by 
attribute caching, because it's not just with NFS.

I'm sure if you point that out to DJB he just says it's not a real 
problem, because it doesn't happen hardly ever except with some stress 
test tools, or mailboxes with _many_ simultaneous users. Or maybe with 
a heavily loaded server. Or ...

In any case, I'd rather make Dovecot resistant to this problem entirely 
rather than hope that everyone uses maildirs only in optimal 
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