From owner-freebsd-questions@freebsd.org Tue Jun 9 20:15:20 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 8287033B98C for ; Tue, 9 Jun 2020 20:15:20 +0000 (UTC) (envelope-from dwilde1@gmail.com) Received: from mail-lf1-x144.google.com (mail-lf1-x144.google.com [IPv6:2a00:1450:4864:20::144]) (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 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49hLvq5Jq9z4Z8w for ; Tue, 9 Jun 2020 20:15:19 +0000 (UTC) (envelope-from dwilde1@gmail.com) Received: by mail-lf1-x144.google.com with SMTP id c21so97800lfb.3 for ; Tue, 09 Jun 2020 13:15:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:reply-to:in-reply-to:references:from:date:message-id :subject:to:cc; bh=heTRAN59sbddzvdhEIX+4K6FyhPeuzaa+BpkMpUuqAo=; b=c6FyOfll85raUlHc4Oe4k3+Qk5hprmQnkJMKU1kLq5N9OuEX2Hpa+UWSYcxNPM2dgs Q457IhwvPH9vPBVz/Cp7uKmSGRML2fF8gkGpPO3k4Dccjl7L9GctLRR2Va6eqJFfB1uw +MZxYBvqJRYnU98VlRAbFk/+a7OxUJqkvnK0lJJcuupMAEEeZ3ybqu4ycUFrLqybpiKL bR6A7inK7M5vA4QxqZjLacJstOp45/hWPXnusWdNdFZDWCrydlpy+qxTAeoCUJq0ClRB 2yEdAoYod0/3pED7cNWZr28/uS2w2GdG0/BEuQtm0+SECYVtcnUbpXHNra0LlGxKS5Fg PrWg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:reply-to:in-reply-to:references :from:date:message-id:subject:to:cc; bh=heTRAN59sbddzvdhEIX+4K6FyhPeuzaa+BpkMpUuqAo=; b=KBd+lEl6827MCLu5UR5ZFGfonJzVrPKhOnB8spFzDGvecV6Rdu7ri56XcKymH68QVm eDg9GunHnCIR0d6Jo77IBoQPn1dmYi2d3r7FKf4EaX8Va2PRGKHH/oP7MA4nef5xFof9 /TSuLQShF1EM4f/bxCLR+lJwaZW3SovIawh2ghLZ4npQc++6tNiWmpnUs8LgBHwCGvVz zNMOFpYShWVAdG3MaoOytrsnz4PUKOraIIhzjiWlvtvr9prDEZRbugFe9Z0hPkjJNIUv HQPEuEF4rRZA3lss3YXClZHsdQMZoOw0Tfe11gR0HuYL2F+Xo0LKROyAYMxHf5h7eL5l h5kg== X-Gm-Message-State: AOAM532EzlfDenc/Rgn+ENH/X2GflAPnpWMIXUrAhza5b+jqhMn3uHLG tyrHM5hDjQZ4VOdXKxDENK/cAvYZ97KWfoEg4tSmxQRH X-Google-Smtp-Source: ABdhPJxCwoOSKL+ZI3EivRdYSve+hYiX84yZhWrKuJttIVpmbMN6AoVAfUUD8pkLxneB/hYFWME7iwLfxaQcE6vV3Rc= X-Received: by 2002:ac2:5597:: with SMTP id v23mr16270320lfg.42.1591733717653; Tue, 09 Jun 2020 13:15:17 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a05:6504:47:0:0:0:0 with HTTP; Tue, 9 Jun 2020 13:15:17 -0700 (PDT) Reply-To: dwilde1@gmail.com In-Reply-To: References: <20200608152724.00002f13@seibercom.net> From: Donald Wilde Date: Tue, 9 Jun 2020 13:15:17 -0700 Message-ID: Subject: Re: Optane Memory To: Pete Wright Cc: freebsd-questions@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 49hLvq5Jq9z4Z8w X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=c6FyOfll; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of dwilde1@gmail.com designates 2a00:1450:4864:20::144 as permitted sender) smtp.mailfrom=dwilde1@gmail.com X-Spamd-Result: default: False [-3.41 / 15.00]; HAS_REPLYTO(0.00)[dwilde1@gmail.com]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; REPLYTO_ADDR_EQ_FROM(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.42)[-0.418]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.996]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.001]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; FREEMAIL_REPLYTO(0.00)[gmail.com]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::144:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 09 Jun 2020 20:15:20 -0000 On 6/9/20, Pete Wright wrote: > > > On 6/9/20 11:39 AM, Donald Wilde wrote: >> On 6/8/20, Jerry wrote: [snip] >> I haven't worked for Intel for several years now, so I do not know if >> these are still current products but it seems so from a cursory >> search. The caching products alone should really speed up web and >> network servers, so IMHO this is a must-have for FreeBSD. >> > I haven't had a chance to touch these boards yet physically but IIRC > they get presented to the linux kernel as a nvme device. so there is a > chance it may work already? i'd be interested to see if anyone else has > had a chance to play with one of these. > That's good data, Pete. My only question would be whether the Linux nvme driver is smart enough to understand the differences, because Optane is radically faster than FLASH. they may work, but perhaps not in the most effective way. -- Don Wilde **************************************************** * What is the Internet of Things but a system * * of systems including humans? * ****************************************************