On Sat, 17 Feb 2001, Lincoln Yeoh wrote:
> At 04:17 PM 2/16/01 -0500, Tom Lane wrote:
> >
> >Vadim says (and I agree) that we really ought to implement a new
> >lightweight lock manager that would fall between spinlocks and regular
> >locks in terms of overhead and functionality. But it's not reasonable
>
> Will there be an arbitrary user locking feature? E.g. lock on arbitrary
> text string. That would be great :).
>
> BTW, is 7.1 going to be a bit slower than 7.0? Or just Beta 5? Just
> curious. Don't mind waiting for 7.2 for the speed-up if necessary.
It is possible that it will be ... the question is whether the slow down
is unbearable or not, as to whether we'll let it hold things up or not ...
>From reading one of Tom's email's, it looks like the changes to 'fix' the
slowdown are drastic/large enough that it might not be safe (or desirable)
to fix it at this late of a stage in beta ...
Depending on what is involved, we might put out a v7.1 for March 1st, so
that ppl can feel confident about using the various features, but have a
v7.1.1 that follows relatively closely on its heels that addresses the
performance problem ...
