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Mon, 28 Jul 2025 05:59:48 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CEBED20043; Mon, 28 Jul 2025 05:59:48 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3FA382004B; Mon, 28 Jul 2025 05:59:45 +0000 (GMT) Received: from li-c6426e4c-27cf-11b2-a85c-95d65bc0de0e.ibm.com.com (unknown [9.124.209.252]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 28 Jul 2025 05:59:45 +0000 (GMT) From: Gautam Menghani To: peterz@infradead.org, mingo@redhat.com, acme@kernel.org, namhyung@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, irogers@google.com, adrian.hunter@intel.com, kan.liang@linux.intel.com Cc: Gautam Menghani , maddy@linux.ibm.com, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] perf python: Add an example for sampling Date: Mon, 28 Jul 2025 11:29:26 +0530 Message-ID: <20250728055937.58531-1-gautam@linux.ibm.com> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzI4MDA0MiBTYWx0ZWRfXwbkkgtZD27bE H9ICkJHcICcUddi92KfQnVA7sgt8iBo9h0kA++hZIGvPHxoRDygo+ZM6cX1Easy5dWYoChTMkis DSMZmTl0jMJ8KkhMc4y1PqRmS6BotEROzBB181dEj1XXGn1ZGdR2lnSowFHoWf/U4vT8LlG0agY rtrSOEKYL7kFbR/dJHJreLUX1rV2bVJRAZz/dHiXqGEP0eXUkjGwSSrd+cgYVnGEi699b/AlTiE MxoLX6nCIb/v7M8Or9+h3XhHg4x2/732h244+CgPztQoIqOvM73CDjTB4f0H3ws0sbGpWp8Y8ZO qbl+gsELpaVuWTXHLeJZuO792dyo26fhXjh78e0a/lV1AN7Z16sFHjogcyC4N6wJbTqdO1FSoIK //FTUd1bDjzi5o5FHX5dNTG4QabfH+Zv3KIM7n2QYCQCziY8BKOMvea9kyBRRduqHP4huVsh X-Proofpoint-ORIG-GUID: 9O8Uv4lXej472yh_Hz6q9RzYi8cytbRR X-Authority-Analysis: v=2.4 cv=Lp2Symdc c=1 sm=1 tr=0 ts=688711da cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=Wb1JkmetP80A:10 a=t4_jG_yIud4H_G3xeh4A:9 X-Proofpoint-GUID: 3j_gcEsKLfkUtVBqvC-Isu8WtGfyfOsB X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-07-28_02,2025-07-24_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 impostorscore=0 mlxscore=0 priorityscore=1501 adultscore=0 clxscore=1015 lowpriorityscore=0 malwarescore=0 suspectscore=0 mlxlogscore=932 spamscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507280042 Add an example for sampling events with python. Patch 1 adds support for record_opts struct and patch 2 adds an example for sampling. The example also demonstrates usage of the record_opts struct to customize the evsel initialization from python. Gautam Menghani (2): perf python: Add support for record_opts struct perf python: Add sampling.py as example for sampling tools/perf/python/sampling.py | 49 +++++++++ tools/perf/util/python.c | 186 +++++++++++++++++++++++++++++++++- 2 files changed, 232 insertions(+), 3 deletions(-) create mode 100755 tools/perf/python/sampling.py -- 2.49.0