From nobody Wed Dec 10 20:09:21 2025 Received: from mail-pl1-f202.google.com (mail-pl1-f202.google.com [209.85.214.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C5EB311972 for ; Thu, 13 Nov 2025 03:21:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763004107; cv=none; b=H7Ctx/r4cs8zH4w8qhXncSp9X4EQ2ShGkmxSOAmiv1y/lmlJUewLGaGEOh4dmlO52/JVWAuQH4pR8b6HwZFx/4q+kTFO+M8H4OUKsHeVkshAEMQTc9dgCrIQoEz39rS7i+170uRiJIQsQjeBie/DQeBkOsrcFYpAQ38sHYGpIoI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763004107; c=relaxed/simple; bh=Rmc9Mk2TJjPkxXKIysWO7v4RwsuKdTzi2KzZQqaQhXk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=tC1W8abpI9lH4nWcBfFzqiEXy3+yk3Gln2CHYokwFfs//XaUI1LqQLH25priKER26WxouSXdSipXaarhhgGJd2hcFTslBUUYy0j6NOleQ2Q//ITiRU5GpxIALAkM6c+py49pDbQAp/jBttKmfnswR1INE4lacegfO2CzIkANv9U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=V3NpyqWD; arc=none smtp.client-ip=209.85.214.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="V3NpyqWD" Received: by mail-pl1-f202.google.com with SMTP id d9443c01a7336-297dfae179bso9355175ad.1 for ; Wed, 12 Nov 2025 19:21:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1763004106; x=1763608906; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=e0W7qHWjzgq/3SCrJVDITzZnKeDXcVKJLkbQQBm9xDY=; b=V3NpyqWDgk3sQDGiu1wpMWcQODOcr0XOZ6w/1GcalLYdWEYkTZ6Cc4f0hJAhyFTo0w mwYbxO3b5+uSy2DkgolVZnWNEE4faCsmQBRtn23zCPqlvdVqrUbuhxf/OLi4K+KuSGDg QZu13y+wlAmSIphJMGV06FlyYv4jgnmgVv40p4Wbdd9UN6N7w1aKQqGT3upLQbMgsBMe 1m64l1Zo8DAu6GcStIznslPGpF/VbvMYDLwzR0h96fVE3LZaEpT6gJk8P4efFhEezHbb F61Vf0CVhE58xafp5JwFTskon/lOWZaO8twkN9pIiXchB/mhsnTCFVHhkW4CzZ54qbit KchQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763004106; x=1763608906; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=e0W7qHWjzgq/3SCrJVDITzZnKeDXcVKJLkbQQBm9xDY=; b=AQu7OH50mdz01qwwQzX1CggoCZSxOi6Xig/1uDbjKjDwms2jFBvBLgR3PP/AF3G8lo 0E9JSyvPwr8GwoI0wKO2IpEqMCSL07G2CHgNayga9Bbd85D40had2pPGqN9EegwAxSXT 10VIl9wTC3Vm8PAcyEx4Idb1F7UoyBYwKGnwg2Pxdk4ENqQihmlUarac4SMrTuYld8wt Fh2nRQrizH4Ci+LNU3jQfJXVKMMRJf7vRGV5x+Ku0JqRHameb4ZT1SFkteExdbjoKf2o pzXZYs71568K5pBqgd+81H8C1URwUzWFksleN4uzGZTycjFx1OGQ0S+c+MxaOtBfdM8q ZdKg== X-Forwarded-Encrypted: i=1; AJvYcCVkt6LORaw0bzc2fP5wIzqJWdTI3Y0bmT+hiFJhpD7MyQlrJTLqb8tI0voAEZIwzeEvnLizwoYkPn1iy58=@vger.kernel.org X-Gm-Message-State: AOJu0YwL5KlcPG0h803JnBbHmRaLjGu2guUPr0IiyQZH6svEL5rYyUKP WW4dpFJShXq0Wo8X96qreqggTXLfx60lJqpxAxuxlfko3S4+kIOIcDVp6Z36TZHX5zDMbDu2S2l Kjv9f3QROLw== X-Google-Smtp-Source: AGHT+IG5cvHQFAflj/H8F7q4YKM+/R9l4w5HKkSJGiLnEJH7d4s/It9+n5wruHokl7Doy4p99h6ZlWrh64Je X-Received: from dlaj11.prod.google.com ([2002:a05:701b:280b:b0:119:96ef:3b41]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:4b07:b0:298:3892:3275 with SMTP id d9443c01a7336-2984ede9997mr68944055ad.54.1763004105623; Wed, 12 Nov 2025 19:21:45 -0800 (PST) Date: Wed, 12 Nov 2025 19:20:15 -0800 In-Reply-To: <20251113032040.1994090-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20251113032040.1994090-1-irogers@google.com> X-Mailer: git-send-email 2.51.2.1041.gc1ab5b90ca-goog Message-ID: <20251113032040.1994090-28-irogers@google.com> Subject: [PATCH v8 27/52] perf jevents: Add uop cache hit/miss rates for AMD From: Ian Rogers To: Adrian Hunter , Alexander Shishkin , Arnaldo Carvalho de Melo , Benjamin Gray , Caleb Biggers , Edward Baker , Ian Rogers , Ingo Molnar , James Clark , Jing Zhang , Jiri Olsa , John Garry , Leo Yan , Namhyung Kim , Perry Taylor , Peter Zijlstra , Samantha Alt , Sandipan Das , Thomas Falcon , Weilin Wang , Xu Yang , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add metrics giving ratio of uop cache hits to misses. Signed-off-by: Ian Rogers Reviewed-by: Sandipan Das --- tools/perf/pmu-events/amd_metrics.py | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/perf/pmu-events/amd_metrics.py b/tools/perf/pmu-events/a= md_metrics.py index da50337557f5..b2e3e2883022 100755 --- a/tools/perf/pmu-events/amd_metrics.py +++ b/tools/perf/pmu-events/amd_metrics.py @@ -584,6 +584,23 @@ def AmdSwpf() -> Optional[MetricGroup]: description=3D"Software prefetch breakdown (CCX L3 = =3D L3 of current thread, Loc CCX =3D CCX cache on some socket)") =20 =20 +def AmdUopCache() -> Optional[MetricGroup]: + try: + op_cache_hit =3D Event("op_cache_hit_miss.op_cache_hit") + op_cache_miss =3D Event("op_cache_hit_miss.op_cache_miss") + except: + return None + op_cache_total =3D op_cache_hit + op_cache_miss + return MetricGroup("lpm_uop_cache", [ + Metric("lpm_uop_cache_hit_ratio", "Uop cache full or partial hits = rate", + d_ratio(op_cache_hit, op_cache_total), + "100%"), + Metric("lpm_uop_cache_miss_ratio", "Uop cache misses rate", + d_ratio(op_cache_miss, op_cache_total), + "100%"), + ], description=3D"Micro-op (uop) hit and miss rates.") + + def AmdUpc() -> Metric: ops =3D Event("ex_ret_ops", "ex_ret_cops") upc =3D d_ratio(ops, smt_cycles) @@ -675,6 +692,7 @@ def main() -> None: AmdLdSt(), AmdHwpf(), AmdSwpf(), + AmdUopCache(), AmdUpc(), Idle(), Rapl(), --=20 2.51.2.1041.gc1ab5b90ca-goog