From owner-freebsd-questions@freebsd.org Tue May 19 14:52:13 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 E137A2DAA8B for ; Tue, 19 May 2020 14:52:13 +0000 (UTC) (envelope-from galtsev@kicp.uchicago.edu) Received: from kicp.uchicago.edu (kicp.uchicago.edu [128.135.20.70]) by mx1.freebsd.org (Postfix) with ESMTP id 49RJkj4DHgz4d2M for ; Tue, 19 May 2020 14:52:13 +0000 (UTC) (envelope-from galtsev@kicp.uchicago.edu) Received: from [192.168.43.113] (unknown [172.58.139.15]) (Authenticated sender: galtsev) by kicp.uchicago.edu (Postfix) with ESMTPSA id 430F34E649 for ; Tue, 19 May 2020 09:52:07 -0500 (CDT) Subject: Re: OT: Weird Hardware Problem To: freebsd-questions@freebsd.org References: <0a9f810d-7b4b-f4e6-4b7c-716044a9cf69@tundraware.com> <20200519103835.00003914@seibercom.net> From: Valeri Galtsev Message-ID: Date: Tue, 19 May 2020 09:52:05 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200519103835.00003914@seibercom.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 49RJkj4DHgz4d2M X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-4.00 / 15.00]; ASN(0.00)[asn:160, ipnet:128.135.0.0/16, country:US]; REPLY(-4.00)[] 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, 19 May 2020 14:52:13 -0000 On 5/19/20 9:38 AM, Jerry wrote: > On Tue, 19 May 2020 14:59:48 +0100, Arthur Chance commented: >> I've got an i7-4790K (I presume you missed the K) in my desktop and >> Intel announced the CPU had problems with the TSX instruction set >> extension shortly after I got it, and that those instructions should be >> disabled in the BIOS. Other than that I've seen no suggestion anything >> else is buggy. > > Have you checked to see if an updated BIOS has been issued for your > machine? > Arthur's and Jerry's suggestions almost certainly cover everything. Were there not for them I would suggest to also open the machine and "re-seat" SSD or hard drive whichever device you have. (and RAM unless it is soldered to the system board). I know the contacts are gold plated but still they manage to oxydate somehow (not that much). Probably gold plating is porous sometimes, not contiguous layer of gold. Valeri -- ++++++++++++++++++++++++++++++++++++++++ Valeri Galtsev Sr System Administrator Department of Astronomy and Astrophysics Kavli Institute for Cosmological Physics University of Chicago Phone: 773-702-4247 ++++++++++++++++++++++++++++++++++++++++