On Feb 9, 2011, at 12:25 PM, Robert Haas wrote:
> On Wed, Feb 9, 2011 at 10:38 AM, Markus Wanner <markus@bluegap.ch> wrote:
>> On 02/09/2011 04:16 PM, David Fetter wrote:
>>> On Tue, Feb 08, 2011 at 09:09:48PM -0500, Robert Haas wrote:
>>>> Frankly, I think this is an example of how our current shared memory
>>>> model is a piece of garbage.
>>>
>>> What other model(s) might work better?
>>
>> Thread based, dynamically allocatable and resizeable shared memory, as
>> most other projects and developers use, for example.
>
> Or less invasively, a small sysv shm to prevent the double-postmaster
> problem, and allocate the rest using POSIX shm.
Such a patch was proposed and rejected:
http://thread.gmane.org/gmane.comp.db.postgresql.devel.general/94791
Cheers,
M