From nobody Thu Aug 03 14:14:12 2023 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4RGrSg4FBHz2tvnS for ; Thu, 3 Aug 2023 14:14:27 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-lj1-f169.google.com (mail-lj1-f169.google.com [209.85.208.169]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RGrSf62dSz4Hhf for ; Thu, 3 Aug 2023 14:14:26 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Authentication-Results: mx1.freebsd.org; dkim=none; spf=pass (mx1.freebsd.org: domain of carpeddiem@gmail.com designates 209.85.208.169 as permitted sender) smtp.mailfrom=carpeddiem@gmail.com; dmarc=none Received: by mail-lj1-f169.google.com with SMTP id 38308e7fff4ca-2b9d07a8d84so15980581fa.3 for ; Thu, 03 Aug 2023 07:14:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691072064; x=1691676864; h=content-transfer-encoding:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=X+PcNUmZz6UxDL+FWGzI5gIcUDRsyc6SuLGvpFqzK9A=; b=KVEsrvbXoBBa2iTXg5BVfVvd3DZjNKaYJdWEfFn2I6qP337hTev8IPvILFIHmSkybt vX0cWbp3z0sj/WSJ89xQD+gJFRWcJ009JsWjEizNzDeeEcAnUdFhJO8PY5VgmVI9pjMR DjBg+3kdwAUc049DApYG9Yt7eO0lq4n+0LvCNDSY7Op3w9xVGCXSwi8Uu6XMedz4xfGA PADa9IrNb/Wg1Cxsoc4ftxoQEi20v0DVHrErrZQpyu2NxPlUbw/iWMbk/RwsgM3deq5T UIA6KvZOYbpBrOOQ1wngRX8pXQE1hXocBI8/6WJAQlkOmHtP3taoKp1q+08IRCszA4Bt VASw== X-Gm-Message-State: ABy/qLZMj1gzvYtVTOy2TzbOPySJ+bpSUG3jTyRApc3lebiyUr4HkkA8 Fv5VuFKqYmT9dunw6AVNh9WU9IoQygJVBDCkgZa1eH0RPLQZ/w== X-Google-Smtp-Source: APBJJlEn/9ZLU5wNLWp3BY46aucJRR3JN+gw5mx6Wk53LlzBpi/cPtQa6CqPl7zRI+sHyGXfNqvNPkxlyqB+eHnMCHI= X-Received: by 2002:a2e:9bc3:0:b0:2b6:fa60:85a1 with SMTP id w3-20020a2e9bc3000000b002b6fa6085a1mr7924961ljj.21.1691072063996; Thu, 03 Aug 2023 07:14:23 -0700 (PDT) List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 References: In-Reply-To: From: Ed Maste Date: Thu, 3 Aug 2023 10:14:12 -0400 Message-ID: Subject: Heads-up: MAXCPU increasing shortly To: FreeBSD Current Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spamd-Result: default: False [0.98 / 15.00]; NEURAL_SPAM_SHORT(0.98)[0.984]; FORGED_SENDER(0.30)[emaste@freebsd.org,carpeddiem@gmail.com]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17:c]; MIME_GOOD(-0.10)[text/plain]; FREEMAIL_ENVFROM(0.00)[gmail.com]; FROM_NEQ_ENVFROM(0.00)[emaste@freebsd.org,carpeddiem@gmail.com]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; RWL_MAILSPIKE_POSSIBLE(0.00)[209.85.208.169:from]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; R_DKIM_NA(0.00)[]; ARC_NA(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[209.85.208.169:from]; TO_DN_ALL(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; FREEFALL_USER(0.00)[carpeddiem]; RCVD_TLS_LAST(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; DMARC_NA(0.00)[freebsd.org]; MIME_TRACE(0.00)[0:+]; TO_DOM_EQ_FROM_DOM(0.00)[] X-Spamd-Bar: / X-Rspamd-Queue-Id: 4RGrSf62dSz4Hhf On Fri, 5 May 2023 at 09:38, Ed Maste wrote: > > FreeBSD supports up to 256 CPU cores in the default kernel configuration > (on Tier-1 architectures). Systems with more than 256 cores are > available now, and will become increasingly common over FreeBSD 14=E2=80= =99s > lifetime. The FreeBSD Foundation is supporting the effort to increase > MAXCPU, and PR269572[1] is open to track tasks and changes. I intend to commit the change to increase amd64 MAXCPU to 1024 very soon. After updating your src tree and building a new kernel you will need to rebuild kernel modules that come from outside of the src tree (such as drm-kmod or VirtualBox). [1] https://bugs.freebsd.org/269572