Re: A patch for xlog.c

> > > pgsql-hackers is the place to discuss anything that's experimental or
> > > otherwise concerned with future development.
> > >
> > > > [ possible merits of mmap ]
> > >
> > > Let's take up that discussion in pghackers.
> >
> > I always felt the real benefit of mmap() would be to remove use of SysV
> > shared memory and use anon mmap() to prevent problems with SysV share
> > memory limits.
>
> You'll still have memory limits to overcome ... per user memory limits
> being one ... there is no such thing as a 'cure-all' ...

Yes, but typical SysV shared memory limits are much lower than
per-process limits.

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