From nobody Fri Nov 25 15:46:55 2022 X-Original-To: questions@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 4NJfPM2zlbz4j6XF for ; Fri, 25 Nov 2022 15:47:03 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost1.sentex.ca (smarthost1.sentex.ca [IPv6:2607:f3e0:0:1::12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smarthost1.sentex.ca", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4NJfPM16s1z44f7 for ; Fri, 25 Nov 2022 15:47:03 +0000 (UTC) (envelope-from mike@sentex.net) Authentication-Results: mx1.freebsd.org; none Received: from pyroxene2a.sentex.ca (pyroxene19.sentex.ca [199.212.134.19]) by smarthost1.sentex.ca (8.16.1/8.16.1) with ESMTPS id 2APFktgM074674 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 25 Nov 2022 10:46:55 -0500 (EST) (envelope-from mike@sentex.net) Received: from [IPV6:2607:f3e0:0:4:a90f:9e29:7919:1e48] ([IPv6:2607:f3e0:0:4:a90f:9e29:7919:1e48]) by pyroxene2a.sentex.ca (8.16.1/8.15.2) with ESMTPS id 2APFks1q035342 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NO); Fri, 25 Nov 2022 10:46:55 -0500 (EST) (envelope-from mike@sentex.net) Message-ID: <85c38705-b423-e1ac-e7dd-0665f50382a8@sentex.net> Date: Fri, 25 Nov 2022 10:46:55 -0500 List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.5.0 Subject: Re: RELENG_13 and min cpu frequency Content-Language: en-US To: Ian Smith , Kevin Oberman Cc: questions@freebsd.org References: <9d17ea30-4b10-2aa3-9d09-017da7423844@sentex.net> <9E7C352D-8F8F-4750-A854-010E3B02AF19@nimnet.asn.au> From: mike tancsa In-Reply-To: <9E7C352D-8F8F-4750-A854-010E3B02AF19@nimnet.asn.au> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.84 on 64.7.153.18 X-Rspamd-Queue-Id: 4NJfPM16s1z44f7 X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:11647, ipnet:2607:f3e0::/32, country:CA] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On 11/25/2022 10:27 AM, Ian Smith wrote: > Interrupting the flow of this thread with some possibly pertinent info: > > https://forums.freebsd.org/threads/hwpstate_intel-issue-seems-to-be-fixed.87205/ > > There are 3 possibly useful links in that post, the first to a forum search of related topics, second a link to intel's 12th-gen processor manual and thirdly a PR from Feb 2021 mostly to do with problems on Thinkpads with this setting, but with perhaps useful clues in the general case, ie your Xeon? Interesting about the P-state. I noticed in my SuperMicro BIOS on the Xeon, its default is to have it disabled. I never tried turning it on to see what impact if any it had.  For my case, the NIC overflows are now zero for 3 days straight which makes me happy :)     ---Mike