Corrupt mail files

[david-8uUts6sDVDvs2Lz0fTdYFQ at public.gmane.org]

> david-8uUts6sDVDvs2Lz0fTdYFQ at public.gmane.org wrote:
>> - It could be that I'm using ext4, which might not have been a smart
>> thing.
>
> With what kernel / distro?  There were some changes to ext4 recently that
> got
> backported to at least Fedora 11 (perhaps F10 as well) relating to certain
> applications and locking causing corruption (IRCC, it was postgresql that
> triggered the problem).

Ubuntu Jaunty, installed about two weeks ago.

Linux janus 2.6.28-11-generic #42-Ubuntu SMP Fri Apr 17 01:58:03 UTC 2009
x86_64 GNU/Linux

This is also my first experience with running AMD64.  I was using i386
before, even though the machine is Intel 64 bit.