From owner-freebsd-arch@freebsd.org Wed Mar 23 06:39:49 2016 Return-Path: Delivered-To: freebsd-arch@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 69FC9AD7CDD for ; Wed, 23 Mar 2016 06:39:49 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mailman.ysv.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 49AE515B2 for ; Wed, 23 Mar 2016 06:39:49 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: by mailman.ysv.freebsd.org (Postfix) id 4911FAD7CDC; Wed, 23 Mar 2016 06:39:49 +0000 (UTC) Delivered-To: arch@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 48B3FAD7CDA for ; Wed, 23 Mar 2016 06:39:49 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mail-vk0-x22b.google.com (mail-vk0-x22b.google.com [IPv6:2607:f8b0:400c:c05::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 10F0315B0; Wed, 23 Mar 2016 06:39:49 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: by mail-vk0-x22b.google.com with SMTP id z68so7473490vkg.3; Tue, 22 Mar 2016 23:39:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=cipQ8YUwyoR+L+NKj44hbbLDnX0nxSWFI4mrMxyWlSc=; b=sVvDmW86VHTFT7hYLJOeln7LrUbX7caPVpREdreXUvLQGVTJVCllaSo7hyrKT0+G+k bHV9//bTLHe0rnKBqZd8C4l7SSOc46hVOI1M/GYyDbSuNQ4un607ovIqJ4Sr07sdCysm rMRFNJA9NuJsG9eFM5pIy9RrdcWykfAQIzhMoX8hsiTRDPmMQoM6GBYFVfhsfbrXfmk5 gCZ8S6+0Sg3zTzvPs1f1eJS7eCDb2iTQsDY2j/oQKCVa/vRJ8MOKzuPD/QkFYX7vnzUd qbNPhm4miNhG6ee9wXI1Pir+OIVY2G56d7ZkaWKiRd36PVmw/vhSqLaDtz85T9UXIFs7 kg8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=cipQ8YUwyoR+L+NKj44hbbLDnX0nxSWFI4mrMxyWlSc=; b=F1/kpnAwhN+g6YfteFzhWhiQCAixz2NYkDxhEu6y/K0E1agbFe5Ld5YEDWOmgQJwVQ NROEtgCPhG/Cuw+fyIV0wHSkOPsOyHr4/ZBLSTQNZJaQ4vyH/aExir7DTJN7az3Y1ivX znxY8P7nmGsnaFDTf/6u5k6rwcB8AI2bOlEq2oiJLEapM+EYq3C/WOp16iNYiC6u/sZv NxpbRPm5oQa02Hl024BA+3usj/KZlxFk/f7/F9PXJlmhXelfSgC3w06Z6FRE0zlfA/Q2 C0I6wUR7yA2eqrd8VyfPENRb3bOvc5AGlZESDYVp7bEfdlsKLL5JbSeT1uFbgAlk8bNM qUqQ== X-Gm-Message-State: AD7BkJKrcu4POfyW+c5juKZIG2F0kcrWB9+gMdyr2ycky65RwUyHNjylP4QZQSOW5zjHIYyo1aEfxjA0fanbvQ== MIME-Version: 1.0 X-Received: by 10.176.0.22 with SMTP id 22mr621289uai.6.1458715188068; Tue, 22 Mar 2016 23:39:48 -0700 (PDT) Received: by 10.31.171.206 with HTTP; Tue, 22 Mar 2016 23:39:48 -0700 (PDT) In-Reply-To: References: <27035442.YCnG4SQ1mX@ralph.baldwin.cx> Date: Tue, 22 Mar 2016 23:39:48 -0700 Message-ID: Subject: Re: More fine-grained NUMA knobs From: Jack Vogel To: Adrian Chadd Cc: John Baldwin , "freebsd-arch@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Mar 2016 06:39:49 -0000 Cool! Glad to see this happening :) On Tue, Mar 22, 2016 at 8:15 PM, Adrian Chadd wrote: > +1 by me! > > > -a > > > On 22 March 2016 at 17:13, John Baldwin wrote: > > Some of the I/O device affinity stuff such as bus_get_domain() (and the > > bus_get_cpus() I have in review in D5519) are useful on their own right > even > > if the VM system is not doing NUMA-aware allocations. I think it would > be > > useful to be able to enable these two "prongs" of NUMA awareness > > independently. To that end, I have a little strawman patch that adds two > > new kernel options: VM_NUMA_ALLOC and DEVICE_NUMA. I actually think it > is > > probably worth enabling DEVICE_NUMA by default on x86 (and bumping the > > default MAXMEMDOM to, say, 8 (quad-socket haswell)). > > > > You can see the simple patch at: > > > > https://github.com/bsdjhb/freebsd/compare/master...bsdjhb:numa_opts > > > > Thoughts? > > > > -- > > John Baldwin > > _______________________________________________ > > freebsd-arch@freebsd.org mailing list > > https://lists.freebsd.org/mailman/listinfo/freebsd-arch > > To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org" > _______________________________________________ > freebsd-arch@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arch > To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org" >