From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6EF5A28EB; Mon, 1 Sep 2025 18:20:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756750827; cv=none; b=X2/ygBhU7JFdBP7rBLxXRg4BlJO9IlfUa5AOGVQ0Ubf3RCwj0JRjNVEdMwliD3BTWG32gd9dzZWWed9iNXUzSdR0W2K8Lb57ZtVcw3bVgGMOINHyNim0FJT6CLKtMlDVi5vskFDHxgAi+3bvIUAZNW35zGzqjt5Cs+tKPQ80WsY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756750827; c=relaxed/simple; bh=vSt/gB4i6AMigMvp1uMXAuxfiYydJmAzr5hpNcwmsyw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=gRwysgsvRFaYm4hbacZQyjJtZzZK7TWsy/sijFWyKrvOGbeNgCgm3nx5TI0uh5DQ094yrRpr7DBFsymL7PiWm8BdOsM5aL/Ekmk/oNQVoGJFbQa/1EIVUaMyeMhBFHoHixwcLoYfe1wYW4RqT95IkspAMGPhENv7cPh2MrWEEU4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dl+BBhro; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dl+BBhro" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9C950C4CEF0; Mon, 1 Sep 2025 18:20:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756750826; bh=vSt/gB4i6AMigMvp1uMXAuxfiYydJmAzr5hpNcwmsyw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=dl+BBhroDVQAtq3+AP1kfZaxsI2DLMSMoNWt63FPuAhdJisXeFn6Nn67ZTGN5HmPT JRGID7Jjd3vI1tei9ixOc/si4OhV/OUuM6bzo9J+dZnCHkZ0y6nJgZNn23KMQ8dX2N CRfP9ueSj39RxGdJqabN2dJslK11/mpeYDeTGrkqJmhWyLQmPhPKsNw2FwLRwM2VvP MEl15LRndTzo6Mx7JjLlim4bNLETgzzh3HywyBo051mbZUGJhSIU47JQWJK2XJ2Qjx EPM9g809+ezeIQMrsPCFKMDUTde8C4QZhLhxO0jpvzbuk8aDFqxHjcSO/GcaRYfmvh aPX6SItLq1Fvg== Date: Mon, 1 Sep 2025 19:20:20 +0100 From: Mark Brown To: Randy Dunlap Cc: Jani Nikula , Mauro Carvalho Chehab , Jonathan Corbet , Laurent Pinchart , Vegard Nossum , ksummit@lists.linux.dev, Linux Documentation , Mauro Carvalho Chehab , Akira Yokosawa , Bagas Sanjaya , Matthew Wilcox Subject: Re: [TECH TOPIC] Kernel documentation - update and future directions Message-ID: References: <20250828230104.GB26612@pendragon.ideasonboard.com> <87wm6l0w2y.fsf@trenco.lwn.net> <930d1b37-a588-43db-9867-4e1a58072601@oracle.com> <20250830222351.GA1705@pendragon.ideasonboard.com> <87h5xo1k6y.fsf@trenco.lwn.net> <20250831160339.2c45506c@foz.lan> <2f927f53-9af5-4e0c-be8f-f7bdf90e23ff@sirena.org.uk> <6c2f40ed-7dbc-4ae8-8231-f414ad15acef@infradead.org> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="oDGuD8/aUtrhDyqI" Content-Disposition: inline In-Reply-To: <6c2f40ed-7dbc-4ae8-8231-f414ad15acef@infradead.org> X-Cookie: Auction: --oDGuD8/aUtrhDyqI Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Sep 01, 2025 at 11:15:50AM -0700, Randy Dunlap wrote: > On 9/1/25 10:52 AM, Mark Brown wrote: > > make htmldocs is rather slow: > > $ time make -j56 htmldocs > > ... > > make -j56 htmldocs 2355.99s user 141.33s system 158% cpu 26:14.86 total > Wow. I just ran 'make -j8 htmldocs' on my 16 GB intel core-i7 laptop: > 1205.85user 66.15system 6:05.82elapsed 347%CPU (0avgtext+0avgdata 1298044maxresident)k > 697432inputs+1128016outputs (92major+16863601minor)pagefaults 0swaps > How much RAM does your build system have? 64G, it's not swapping at all or anything. --oDGuD8/aUtrhDyqI Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmi14+QACgkQJNaLcl1U h9AQIQf+Pb833i8AjsFLANNmcinPav7VS18mARe8sEOBTglOihWPT9AicXRHdD1u XTkRxCvlWAkw4VhJKlqBUDNhTTP58XKqmn+MSUlk89UxJr+eHrVf/AZ4glNMb03U 7KgqevMjrH1vaWfu4kG6mX02lzyPv2irwpeodWTkmxFOBfnZsvu1Hc5DA2IXXhi+ lGpXU/xvt57qn9GkXOAeQOkOL1BVK+Wv8t8r0HsT44fg7tG6FM4uBXTgH/sv77JY NIwj/sH+9EVH8fNzBfnt0XJli/iKN0cTO+3jcZ5AVcXaLvpL5av4PXdGq+9xsktZ bk/tM6sxLkk/SEbiJetmCDTQJbbN8g== =RKPp -----END PGP SIGNATURE----- --oDGuD8/aUtrhDyqI--