Re: init's children list is long and slows reaping children.

[Jeff Garzik]

Eric W. Biederman wrote:
> At 10 kernel threads per cpu there may be a little bloat but it isn't
> out of control.  It is mostly that we are observing the kernel as
> NR_CPUS approaches infinity.  4096 isn't infinity yet but it's easily
> a 1000 fold bigger then most people are used to :)


I disagree there is only a little bloat:  the current mechanism in place 
does not scale as NR_CPUS increases, as this thread demonstrates.

Beyond a certain point, on an 8-CPU box, it gets silly.  You certainly 
don't need eight kblockd threads or eight ata threads.

	Jeff


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