>>>>> "Tom" == Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
Tom> Personally I'd feel more comfortable with a shared-lock
Tom> approach, if we could work out the scalability issues. Dirty
Tom> reads seem ... well ... dirty.
Tom
I was going to do some experiments to measure the costs of our shared
memory MemoryContext.
Is there something specific you'd be interested in ? My first goal is
mainly to measure the amount of time it takes to allocate and
deallocate shared memory in the contested and uncontested cases.
--
Pip-pip
Sailesh
http://www.cs.berkeley.edu/~sailesh