On 02/24/12 11:41 AM, Prashant Bharucha wrote:
> Hello All
>
> Could you please help to figure out how much maxium memory can
> allocated in Shared Memory on Debian 64 bit OS ?
>
I rarely set shared_buffers over about 2GB even on machines with 48GB or
more ram. its a case of diminishing returns, and leaving that extra
memory available for OS file system caching (as well as non-shared
things like work_mem, maintenance_work_mem) is usually the better choice.
--
john r pierce N 37, W 122
santa cruz ca mid-left coast