From owner-freebsd-bugs@freebsd.org Fri Feb 26 16:25:49 2021 Return-Path: Delivered-To: freebsd-bugs@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 22305566090 for ; Fri, 26 Feb 2021 16:25:49 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 4DnFQ50BQ2z4WK6 for ; Fri, 26 Feb 2021 16:25:49 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id 06754565DE4; Fri, 26 Feb 2021 16:25:49 +0000 (UTC) Delivered-To: bugs@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 063C5565DE3 for ; Fri, 26 Feb 2021 16:25:49 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DnFQ46dQ7z4WK5 for ; Fri, 26 Feb 2021 16:25:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id D5F3C5AE2 for ; Fri, 26 Feb 2021 16:25:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 11QGPmcG045383 for ; Fri, 26 Feb 2021 16:25:48 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 11QGPmDr045382 for bugs@FreeBSD.org; Fri, 26 Feb 2021 16:25:48 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 248659] Specific generations of intel chips lock up with P-states active Date: Fri, 26 Feb 2021 16:25:48 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Many People X-Bugzilla-Who: serzh@expir.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Feb 2021 16:25:49 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D248659 --- Comment #20 from Sergei Masharov --- Also I have noticed these differences: With hint.hwpstate_intel.0.disabled=3D"1" sysctl dev.cpu.0 looks exactly th= e same as 12.2-RELEASE and all releases before: # sysctl dev.cpu.0 dev.cpu.0.cx_method: C1/mwait/hwc C2/mwait/hwc C3/mwait/hwc dev.cpu.0.cx_usage_counters: 1151952 0 0 dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 15982us dev.cpu.0.cx_lowest: C1 dev.cpu.0.cx_supported: C1/1/1 C2/2/151 C3/3/1034 dev.cpu.0.freq_levels: 2101/15000 2100/15000 1900/13193 1800/12317 1700/114= 59 1600/10759 1500/9936 1400/9127 1200/7696 1100/6937 1000/6196 800/4888 700/4= 193 600/3514 500/2850 400/2325 dev.cpu.0.freq: 2101 dev.cpu.0.%parent: acpi0 dev.cpu.0.%pnpinfo: _HID=3Dnone _UID=3D0 _CID=3Dnone dev.cpu.0.%location: handle=3D\_SB_.PR00 dev.cpu.0.%driver: cpu dev.cpu.0.%desc: ACPI CPU but without this option it is completely different: # sysctl dev.cpu.0 dev.cpu.0.cx_method: C1/mwait/hwc C2/mwait/hwc C3/mwait/hwc dev.cpu.0.cx_usage_counters: 5944 0 0 dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 10276us dev.cpu.0.cx_lowest: C1 dev.cpu.0.cx_supported: C1/1/1 C2/2/151 C3/3/1034 dev.cpu.0.freq_levels: 2112/-1 dev.cpu.0.freq: 1005 dev.cpu.0.%parent: acpi0 dev.cpu.0.%pnpinfo: _HID=3Dnone _UID=3D0 _CID=3Dnone dev.cpu.0.%location: handle=3D\_SB_.PR00 dev.cpu.0.%driver: cpu dev.cpu.0.%desc: ACPI CPU --=20 You are receiving this mail because: You are the assignee for the bug.=