From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B093830C637; Tue, 18 Nov 2025 23:15:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763507712; cv=none; b=XiIsWCCjmnYUzDZqPwa14d6LiZLnDOGAxTfRA3zw04NoIxQMoRjh/bWE7P35SOWzbRwLvJ1A7ikqa4UOblrs1/LUNbimTyQNrGVbH4mEb1ce3eY4byW6YI+/bvK3d8T6y7bqVwU6RUHiUYokCXAJrq5sQg9/nTp1Yh/blD96g3s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763507712; c=relaxed/simple; bh=ezq0GBoKks1ZDN8ylGI96mRLE71dnwsmeFSq+cT44Ac=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=e5UqCsG13gGcEc7VmO0UVzrJfHXxaLtou3R3Orcg0H5IE2GgL1fhObLGLM9Jm7C/cSuH2zkOUkNxLgCMumutjunCyNH4pPOEhI8+0JgsW7JxLXk6VEWTtfQ8JHEXbk02tD9jvMEsT1EWgboVtKAAhxPdsorcqThbXWARNyuVPHk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HzUyfLby; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="HzUyfLby" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 23AB5C16AAE; Tue, 18 Nov 2025 23:15:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763507712; bh=ezq0GBoKks1ZDN8ylGI96mRLE71dnwsmeFSq+cT44Ac=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=HzUyfLbyg7ek3Nu+QriMcCxO/hKGazIIEbRlgFlQayxo2GTNORTHsCFEVlQgr1oz6 p/o0A4emuejz9JZ49SeZ3UV5hrA0+030fm2fqPSjjB9ruLUxoiNMIE27Y381PbS/L0 v53FXMR+eZS+Y4c8W22A4lDromplbl3zHhl8QPjrdK08Qp4bqSCazFz8NGtmv6GokV bCjJeL2sfArJc8jpT207gwC24qw1PeOkanmeoMAPnJ1i5vvD32szv1dGIUcGtKlaFl P1vryDaOchQ9TkiZtUJ64BDnOJxuh1bTxXCq1c2lndVPiGlvbiODOO1817kFsdjnoK H5bsZg2nN72zQ== Date: Tue, 18 Nov 2025 15:15:07 -0800 From: Drew Fustini To: Babu Moger Cc: Babu Moger , corbet@lwn.net, tony.luck@intel.com, reinette.chatre@intel.com, Dave.Martin@arm.com, james.morse@arm.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, kas@kernel.org, rick.p.edgecombe@intel.com, akpm@linux-foundation.org, paulmck@kernel.org, frederic@kernel.org, pmladek@suse.com, rostedt@goodmis.org, kees@kernel.org, arnd@arndb.de, fvdl@google.com, seanjc@google.com, thomas.lendacky@amd.com, pawan.kumar.gupta@linux.intel.com, perry.yuan@amd.com, manali.shukla@amd.com, sohil.mehta@intel.com, xin@zytor.com, Neeraj.Upadhyay@amd.com, peterz@infradead.org, tiala@microsoft.com, mario.limonciello@amd.com, dapeng1.mi@linux.intel.com, michael.roth@amd.com, chang.seok.bae@intel.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-coco@lists.linux.dev, kvm@vger.kernel.org, peternewman@google.com, eranian@google.com, gautham.shenoy@amd.com Subject: Re: [PATCH v18 00/33] x86,fs/resctrl: Support AMD Assignable Bandwidth Monitoring Counters (ABMC) Message-ID: References: <4102be40-7334-4845-b812-8481fbbc62ca@amd.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <4102be40-7334-4845-b812-8481fbbc62ca@amd.com> On Mon, Nov 17, 2025 at 09:07:20AM -0600, Babu Moger wrote: > Hi Drew, [snip] > Looks like you are on Zen 4 system. ABMC is available on Zen 5 or later > servers. > > #lscpu > Vendor ID:                AuthenticAMD > Model name:            AMD EPYC 9655 96-Core Processor > CPU family:              26 > > Thanks for trying. > > -Babu Moger Thank for letting me know. I didn't realize until now that the last digit is the Zen generation. Cherry Servers offer an EPYC 9255 so I'll give that a try. Drew