From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 541E42C80 for ; Mon, 1 Nov 2021 11:56:26 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 24AFC60FE8; Mon, 1 Nov 2021 11:56:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1635767785; bh=if2VG9FVJDgck36pg/yAThPEFRWXueQsiNTZl/KVw4E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=K7YhA56jUh9C/+bHrJVkXYC/XNPIUnVpMx9h1IUdKD4SONWECboCFe4ZdqJT9wPZX nysQjATQVeKh9T8axxrIZtqIvDHM4cwKkqe/OVyEJ1CAanIRLRRmBxga583yLkhcqn GfqWl1YEkqCtIvR8mbY4XG8rToMWSjSSJ28bMlXs= Date: Mon, 1 Nov 2021 12:56:22 +0100 From: Greg KH To: Idzibear Cc: regressions@leemhuis.info, linux-kernel@vger.kernel.org, regressions@lists.linux.dev, torvalds@linux-foundation.org Subject: Re: Thorsten is tracking regression again and could need a little help (was: Re: Linux 5.15) Message-ID: References: Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, Nov 01, 2021 at 12:46:33PM +0100, Idzibear wrote: > https://www.reddit.com/r/linux/comments/qjyxso/the_515_kernel_has_been_released/hitiykt/ > > I just noticed something strange. I'm experimenting with some repurposed > Desktop-PC to make it maybe into a homelab server. > > I ran Kernel 5.14.10, and I had an idle usage of 19-22 watts. Updated to > 5.15 and it went to 27-29 watts. Went back to 5.14.10 and it went down to > 19-22 watts again. WTF? Odd, any chance you can use 'git bisect' and track down the offending commit? thanks, greg k-h