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Re: unconfiguring swap at shutdown

On Tue, 2 Sep 2008 09:04:24 -0700
Jason Thorpe <> wrote:

> On Sep 1, 2008, at 10:37 PM, Daniel Carosone wrote:
> > The trouble is the unkillable buggers, blocking on some resource
> > that will never become available again,  that have gobbled all
> > memory and are the reason for needing the rebbot in the first place.
> It's the kernel talking.  There is no such think as an unkillable  
> process!  There's no reason the kernel can't learn how to awaken a  
> blocked process for the purpose of committing suicide.
Well, it hasn't happened yet, and it's been a problem for >30 years...

In principle, you're right; in practice, it's all just signal delivery,
sometimes to processes that appear to be blocked waiting for something
important.  We'd need a different mechanism to terminate processes with
very extreme prejudice.

                --Steve Bellovin,

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