From patchwork Mon Mar 27 02:46:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jing Zhang X-Patchwork-Id: 13188506 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 495E5C74A5B for ; Mon, 27 Mar 2023 02:47:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=IJBnWliOyuy+TKk2kpOdeFziR+1t1Xw5s9XXJrScGoA=; b=Wsy/Y7kjHlbh0i YLcHVOBs8Xh6udr6Xz/tSu2GlH/6fH0+/Py/QfhTdrwAYzA4/R7FIA4R3jOvSbTCBhhFIJYG6Ioca rmId42mgoVl3ZlLZExme3UEdNjW+c5YcEe85grk2wBzV+roIKlCbhXVLjBkBia25JGt6CohjQeNCK fbd7AZrKC/IOBioHdRyqN/HLmgdZihcT5J/5OlFVWGe8agquhPPXKeIXiucolQ4t3qziFQ0v/zRak jCTApyWEojPs3/wfnrfmObUfdlJgN1vm1aGIDt3ZGa9cfXv/IyUuKeL3kwgyevzPIFemdx5TRpepe NE38FmvZAZIOcdMnWJsg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pgcsp-009Z1d-2j; Mon, 27 Mar 2023 02:46:55 +0000 Received: from out30-119.freemail.mail.aliyun.com ([115.124.30.119]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pgcsT-009Ysh-2t for linux-arm-kernel@lists.infradead.org; Mon, 27 Mar 2023 02:46:37 +0000 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R261e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046060;MF=renyu.zj@linux.alibaba.com;NM=1;PH=DS;RN=17;SR=0;TI=SMTPD_---0VeeqFPn_1679885184; Received: from srmbuffer011165236051.sqa.net(mailfrom:renyu.zj@linux.alibaba.com fp:SMTPD_---0VeeqFPn_1679885184) by smtp.aliyun-inc.com; Mon, 27 Mar 2023 10:46:25 +0800 From: Jing Zhang To: John Garry , Ian Rogers , Will Deacon , James Clark , Mike Leach , Leo Yan , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Adrian Hunter Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, Shuai Xue , Zhuo Song , Jing Zhang Subject: [PATCH RFC 2/4] perf vendor events: Add JSON metrics for cmn700 Date: Mon, 27 Mar 2023 10:46:10 +0800 Message-Id: <1679885172-95021-3-git-send-email-renyu.zj@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1679885172-95021-1-git-send-email-renyu.zj@linux.alibaba.com> References: <1679885172-95021-1-git-send-email-renyu.zj@linux.alibaba.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230326_194634_260860_BA778603 X-CRM114-Status: GOOD ( 16.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add JSON metrics for cmn700. Currently just add part of cmn700 PMU events and metrics which are general and compatible for any SoC. Signed-off-by: Jing Zhang --- .../pmu-events/arch/arm64/arm/cmn700/sys/cmn.json | 188 +++++++++++++++++++++ .../arch/arm64/arm/cmn700/sys/metrics.json | 74 ++++++++ tools/perf/pmu-events/jevents.py | 1 + 3 files changed, 263 insertions(+) create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json create mode 100644 tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json diff --git a/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json new file mode 100644 index 0000000..a060d1d --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/cmn.json @@ -0,0 +1,188 @@ +[ + { + "EventName": "hnf_cache_miss", + "BriefDescription": "Counts total cache misses in first lookup result (high priority)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_slc_sf_cache_access", + "BriefDescription": "Counts number of cache accesses in first access (high priority)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_cache_fill", + "BriefDescription": "Counts total allocations in HN SLC (all cache line allocations to SLC)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_pocq_retry", + "BriefDescription": "Counts number of retried requests", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_pocq_reqs_recvd", + "BriefDescription": "Counts number of requests that HN receives", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_sf_hit", + "BriefDescription": "Counts number of SF hits", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_sf_evictions", + "BriefDescription": "Counts number of SF eviction cache invalidations initiated", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_dir_snoops_sent", + "BriefDescription": "Counts number of directed snoops sent (not including SF back invalidation)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_brd_snoops_sent", + "BriefDescription": "Counts number of multicast snoops sent (not including SF back invalidation)", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_mc_retries", + "BriefDescription": "Counts number of retried transactions by the MC", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_mc_reqs", + "BriefDescription": "Counts number of requests that are sent to MC", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hnf_qos_hh_retry", + "BriefDescription": "Counts number of times a HighHigh priority request is protocolretried at the HN‑F", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s0_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 0. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s1_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 1. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_s2_rdata_beats", + "BriefDescription": "Number of RData beats (RVALID and RREADY) dispatched on port 2. This event measures the read bandwidth, including CMO responses.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_rxdat_flits", + "BriefDescription": "Number of RXDAT flits received. This event measures the true read data bandwidth, excluding CMOs.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txdat_flits", + "BriefDescription": "Number of TXDAT flits dispatched. This event measures the write bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txreq_flits_total", + "BriefDescription": "Number of TXREQ flits dispatched. This event measures the total request bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "rnid_txreq_flits_retried", + "BriefDescription": "Number of retried TXREQ flits dispatched. This event measures the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_txdat_flitv", + "BriefDescription": "Number of TXDAT flits dispatched from XP to SBSX. This event is a measure of the write bandwidth.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_txrsp_retryack", + "BriefDescription": "Number of RXREQ flits dispatched. This event is a measure of the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_arvalid_no_arready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on AR channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_awvalid_no_awready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on AW channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "sbsx_wvalid_no_wready", + "BriefDescription": "Number of cycles the SBSX bridge is stalled because of backpressure on W channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_txdat_stall", + "BriefDescription": "TXDAT valid but no link credit available.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_txrsp_retryack", + "BriefDescription": "Number of RXREQ flits dispatched. This event is a measure of the retry rate.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_arvalid_no_arready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on AR channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_awvalid_no_awready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on AW channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_wvalid_no_wready", + "BriefDescription": "Number of cycles the HN-I bridge is stalled because of backpressure on W channel.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_arready_no_arvalid", + "BriefDescription": "Number of cycles the AR channel is waiting for new requests from HN-I bridge.", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "EventName": "hni_awready_no_awvalid", + "BriefDescription": "Number of cycles the AW channel is waiting for new requests from HN-I bridge.", + "Unit": "cmn700", + "Compat": "CMN700" + } +] diff --git a/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json new file mode 100644 index 0000000..430567b --- /dev/null +++ b/tools/perf/pmu-events/arch/arm64/arm/cmn700/sys/metrics.json @@ -0,0 +1,74 @@ +[ + { + "MetricName": "slc_miss_rate", + "BriefDescription": "The system level cache miss rate include.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_cache_miss / hnf_slc_sf_cache_access", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "hnf_message_retry_rate", + "BriefDescription": "HN-F message retry rate indicates whether a lack of credits is causing the bottlenecks.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_pocq_retry / hnf_pocq_reqs_recvd", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "sf_hit_rate", + "BriefDescription": "Snoop filter hit rate can be used to measure the Snoop Filter efficiency.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_sf_hit / hnf_slc_sf_cache_access", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "mc_message_retry_rate", + "BriefDescription": "The memory controller request retries rate indicates whether the memory controller is the bottleneck.", + "MetricGroup": "cmn700", + "MetricExpr": "hnf_mc_retries / hnf_mc_reqs", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_actual_read_bandwidth.all", + "BriefDescription": "This event measure the actual bandwidth(MB/sec) that RN-I bridge sends to the interconnect.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_rxdat_flits * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_actual_write_bandwidth.all", + "BriefDescription": "This event measures the actual write bandwidth(MB/sec) at RN-I bridges.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_txdat_flits * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "rni_retry_rate", + "BriefDescription": "RN-I bridge retry rate indicates whether the memory controller is the bottleneck.", + "MetricGroup": "cmn700", + "MetricExpr": "rnid_txreq_flits_retried / rnid_txreq_flits_total", + "ScaleUnit": "100%", + "Unit": "cmn700", + "Compat": "CMN700" + }, + { + "MetricName": "sbsx_actual_write_bandwidth.all", + "BriefDescription": "sbsx actual write bandwidth(MB/sec).", + "MetricGroup": "cmn700", + "MetricExpr": "sbsx_txdat_flitv * 32 / 1e6 / duration_time", + "ScaleUnit": "1MB/s", + "Unit": "cmn700", + "Compat": "CMN700" + } +] diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index 2bcd07c..20ed492 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -256,6 +256,7 @@ class JsonEvent: 'DFPMC': 'amd_df', 'cpu_core': 'cpu_core', 'cpu_atom': 'cpu_atom', + 'cmn700': 'cmn700', } return table[unit] if unit in table else f'uncore_{unit.lower()}'