[CentOS] Why the huge shmmax default setting?

[John R Pierce]

On 12/17/2013 4:33 PM, Lists wrote:
> This large value doesn't really make sense to me - can somebody explain
> why the change to such a large value?

its just a limit, it has no impact unless someone claims too much shared 
memory.

the only place it makes sense to set it small is on a shared ssytem with 
potentially hostile users who might think its funny to allocate too much 
and cause a denial of service.... eg, Students.



-- 
john r pierce                                      37N 122W
somewhere on the middle of the left coast