Ian Lance Taylor (& others) wrote:
> > This is true. However, a process-pool architecture would benefit
Postgres
> > on other platforms besides Windows. Postgresql has been ported to the
> > HP3000 MPE/iX operating system, for example, which is POSIX-compliant,
but
> > has an awfully slow fork().
>
> On the other hand, POSIX-compliant systems generally are moving toward
> a faster and faster fork, as they should given the nature of POSIX
> programs.
>
> A process pool architecture for a system like Postgres would require
> very careful attention to memory usage, in order to be able to return
> swap space to the system or at least avoid using it. Otherwise, I
> believe the different processes would fragment memory over time,
> decreasing system performance. Process pools work best for systems
> with fixed memory usage.
What about a pre-forked model?
What about using the Apache Portable Runtime? The Apache & Postgres licenses
are compatible, are they not?
Cheers,
Colin