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[209.132.180.67]) by mx.google.com with ESMTP id l23si1871945otj.302.2020.02.11.04.15.15; Tue, 11 Feb 2020 04:15:51 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728020AbgBKLS4 (ORCPT + 99 others); Tue, 11 Feb 2020 06:18:56 -0500 Received: from mx3.molgen.mpg.de ([141.14.17.11]:47757 "EHLO mx1.molgen.mpg.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727761AbgBKLSz (ORCPT ); Tue, 11 Feb 2020 06:18:55 -0500 Received: from hypnotoad.molgen.mpg.de (hypnotoad.molgen.mpg.de [141.14.18.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: pmenzel) by mx.molgen.mpg.de (Postfix) with ESMTPSA id CDD2620643C51; Tue, 11 Feb 2020 12:18:51 +0100 (CET) To: Len Brown From: Paul Menzel Subject: turbostat: Display all C-states on AMD Ryzen processor Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org Message-ID: Date: Tue, 11 Feb 2020 12:18:51 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="------------ms030008080000080804000800" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a cryptographically signed message in MIME format. --------------ms030008080000080804000800 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Dear Len, Running `turbostat` on an AMD Ryzen 5 PRO 1500, I do not see all C-states= =2E ``` $ git describe v5.6-rc1 $ sudo ./turbostat=20 turbostat version 19.08.31 - Len Brown CPUID(0): AuthenticAMD 0xd CPUID levels; 0x8000001f xlevels; family:model= :stepping 0x17:1:1 (23:1:1) CPUID(1): SSE3 MONITOR - - - TSC MSR - HT - CPUID(6): APERF, No-TURBO, No-DTS, No-PTM, No-HWP, No-HWPnotify, No-HWPwi= ndow, No-HWPepp, No-HWPpkg, No-EPB CPUID(7): No-SGX RAPL: 262 sec. Joule Counter Range, at 250 Watts cpu7: POLL: CPUIDLE CORE POLL IDLE cpu7: C1: ACPI HLT cpu7: C2: ACPI IOPORT 0x414 cpu7: cpufreq driver: acpi-cpufreq cpu7: cpufreq governor: performance cpufreq boost: 1 cpu0: MSR_RAPL_PWR_UNIT: 0x000a1003 (0.125000 Watts, 0.000015 Joules, 0.0= 00977 sec.) Core CPU Avg_MHz Busy% Bzy_MHz TSC_MHz IRQ POLL C1 C2 POLL% C1% C2% CorWa= tt PkgWatt - - 2 0.07 2973 3493 943 0 201 737 0.00 0.37 99.57 0.12 12.42 0 0 2 0.08 3005 3493 122 0 7 116 0.00 0.12 99.81 0.03 12.42 0 1 0 0.01 2998 3493 21 0 6 14 0.00 0.10 99.89 1 2 0 0.01 3036 3493 25 0 13 11 0.00 0.21 99.78 0.04 1 3 5 0.17 2960 3493 429 0 102 324 0.00 1.41 98.45 4 4 2 0.05 3015 3493 74 0 24 50 0.00 0.32 99.64 0.03 4 5 3 0.09 2921 3493 125 0 15 110 0.00 0.28 99.63 5 6 2 0.07 2978 3493 124 0 26 97 0.00 0.39 99.54 0.03 5 7 1 0.02 3012 3493 23 0 8 15 0.00 0.13 99.84 ``` On an Intel processor more C-states are shown. Is support just lacking on AMD, or should a different tool be used? Kind regards, Paul --------------ms030008080000080804000800 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCC EFowggUSMIID+qADAgECAgkA4wvV+K8l2YEwDQYJKoZIhvcNAQELBQAwgYIxCzAJBgNVBAYT AkRFMSswKQYDVQQKDCJULVN5c3RlbXMgRW50ZXJwcmlzZSBTZXJ2aWNlcyBHbWJIMR8wHQYD VQQLDBZULVN5c3RlbXMgVHJ1c3QgQ2VudGVyMSUwIwYDVQQDDBxULVRlbGVTZWMgR2xvYmFs Um9vdCBDbGFzcyAyMB4XDTE2MDIyMjEzMzgyMloXDTMxMDIyMjIzNTk1OVowgZUxCzAJBgNV BAYTAkRFMUUwQwYDVQQKEzxWZXJlaW4genVyIEZvZXJkZXJ1bmcgZWluZXMgRGV1dHNjaGVu IEZvcnNjaHVuZ3NuZXR6ZXMgZS4gVi4xEDAOBgNVBAsTB0RGTi1QS0kxLTArBgNVBAMTJERG Ti1WZXJlaW4gQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkgMjCCASIwDQYJKoZIhvcNAQEBBQAD ggEPADCCAQoCggEBAMtg1/9moUHN0vqHl4pzq5lN6mc5WqFggEcVToyVsuXPztNXS43O+FZs FVV2B+pG/cgDRWM+cNSrVICxI5y+NyipCf8FXRgPxJiZN7Mg9mZ4F4fCnQ7MSjLnFp2uDo0p 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