Re: [RFD] 'nice' attribute for executable files

Horst von Brand
2005-03-31T15:56:33Z

=?iso-8859-1?q?M=E5ns_Rullg=E5rd?= <mru@inprovide.com> said:
> Wiktor <victorjan@poczta.onet.pl> writes:

[...]

> > max renice ulimit is quite good idea, but it allows to change nice of
> > *any* process user has permissions to. it could be implemented also,
> > but the idea of 'nice' file attribute is to allow *only* some process
> > be run with lower nice. what's more, that nice would be *always* the
> > same (at process startup)!

> It can be done entirely in userspace, if you want it. Just hack your
> shell to examine some extended attribute of your choice, and adjust
> the nice value before executing files. Then arrange to have the shell
> run with a negative nice value. This can be easily accomplished with
> a simple wrapper, only for the shell.

Even better: Write a C wrapper for each affected program that just renices
it as needed.
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