From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6647861568588103830==" MIME-Version: 1.0 From: Kok, Auke-jan H Subject: Re: [Powertop] Why tunables settings no permanent? Date: Mon, 24 Mar 2014 09:40:48 -0700 Message-ID: In-Reply-To: CADy9ZNA+rU1LKMH=KB==Vjnb-O5CN_zdgRrJHoTOiQ4n1cRJWg@mail.gmail.com To: powertop@lists.01.org List-ID: --===============6647861568588103830== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable On Sat, Mar 22, 2014 at 11:50 AM, Bill Vyzas wrote: > Hi all, > > I have a question about the tunables section. Why the changes from bad to > good are not permanent? > > I don't think it is something very hard to implement, the popular solution > on the web is to create a text file with the appropriate commands and have > it run every time in the login. I suspect that by making some of the chan= ges > permanent you are essentially changing kernel settings so possibly you run > the risk of a broken kernel. This question has been answered many times on this list, please search the mailing list archives for the full rationale and discussion. Short answer: Your Linux distribution is supposed to properly tune your system for you. PowerTOP is not an end-user tool that you should be running every day. Cheers, Auke --===============6647861568588103830==--