blah blah blah
On Tue, Jan 26, 2010 at 04:04:13PM -0500, nixlists wrote:
> On Tue, Jan 26, 2010 at 8:27 AM, Kenneth R Westerback
> <kwesterb...@rogers.com> wrote:
> > Exchange, Groupwise, Lotus, various Unix setups. You name it.
> >> Day to day, no errors, no hardware going flakey, then anything will
> > work. In 'most' cases you will be suffering huge performance loses for
> > negligable increases in safety by disabling your cache.
>
> What you call negligible is the fact that email being written into the
> queue from a remote machine will be lost from either disk or
> controller write-back cache during a crash. I don't know if that's
> important or not in your case. Maybe the email(s) that will be lost
> will not be important. How can we tell? How can we back up email while
> it's being sent from remote machines?
>
> Email queues are not bandwidth-bound, unless most of the messages are
> big files (which is rarely a case for email), they're seek-bound.
>
> > If you are trying to create a system where hardware (or software)
> > can never lose any of your data, you are Don Quixote and they are
> > windmills. Follow normal practise, backup religiously and you will
> > probably retire before the planets align and your data disappears.
> > In most cases. That's my plan.
> >
> > .... Ken
