From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932541AbZJ3Pzf (ORCPT ); Fri, 30 Oct 2009 11:55:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932502AbZJ3Pzf (ORCPT ); Fri, 30 Oct 2009 11:55:35 -0400 Received: from mail-pw0-f42.google.com ([209.85.160.42]:63104 "EHLO mail-pw0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932473AbZJ3Pze (ORCPT ); Fri, 30 Oct 2009 11:55:34 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; b=owDekbiBOwSiEwkBlT+C5YFts2NYRUgT+fvcwyDneYEqQhof48qaqZA9antT9O5VP7 v6JJhCFw6nKgM8kq02k7081HjZHRzwm0hWtXtkSX/TvXxDEQhYQftpKh4swvD2LtRr77 Ey1PGlfXHWTWMBvW94ME9h7EjRkpviT2139xQ= MIME-Version: 1.0 In-Reply-To: <292693080910300320q1857cc70s73eb524c34af8233@mail.gmail.com> References: <292693080910290808x69f25f6fgc49cb646c1c00466@mail.gmail.com> <4AE9F3D2.8030502@nortel.com> <292693080910300320q1857cc70s73eb524c34af8233@mail.gmail.com> From: Mulyadi Santosa Date: Fri, 30 Oct 2009 22:55:19 +0700 Message-ID: Subject: Re: Questions about linux scheduler To: Daniel Rodrick Cc: Chris Friesen , Linux Newbie , Kernel Newbies , linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 30, 2009 at 5:20 PM, Daniel Rodrick wrote: > One last question ... the nice value of a process never changes > (unless done explicitly using nice system call), right? > Correct.... notice that only root who is able to alter the nice value of any processes freely. Normal user can only renice its own created process and only increase its nice value (thus decreasing its static priority) -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com