[mdlug] Help: Changing open file limits on Ubuntu 8.04

[Aaron Kulkis]

Michael wrote:
> On Fri, Mar 27, 2009 at 4:54 PM, Ron Blanchett <muteid10t at gmail.com> wrote:
> 
>> You are running 'ulimit -n 65536' as root right.
>>
>>
> When I run ulimit as root I am able to change root's available file
> descriptors:
> 
> # ulimit -n 65536
> # ulimit -n
> 65536
> 
> but this doesn't trickle down into the other users. I am really confused
> about this, not too used to need to tune the kernel parameters. I really
> need this raised for the other users on the system as well.

ulimit applies ONLY to the current shell, and all child
(grandchild, etc.) processes.  It does not effect sibling,
parent, cousin, aunt, etc. processes