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Mon, 28 Sep 2026 20:00:45 +0000 (GMT) Received: from vishalc-ibm.ibmuc.com (unknown [9.43.92.38]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 28 Sep 2026 20:00:44 +0000 (GMT) From: Vishal Chourasia To: tj@kernel.org, hannes@cmpxchg.org, mkoutny@suse.com Cc: cgroups@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Vishal Chourasia Subject: [PATCH] selftests/cgroup: add settings file with a longer timeout Date: Tue, 29 Sep 2026 01:30:34 +0530 Message-ID: <20260928200034.1769120-1-vishalc@linux.ibm.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: BiKW2WjqvottcmDwzMeCUQHaJjHnyqLP X-Proofpoint-GUID: BiKW2WjqvottcmDwzMeCUQHaJjHnyqLP X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI4MDA3OCBTYWx0ZWRfX9Q6kE/NWxJFJ w0YWoQ7bXnvj43N3XioDWQC8g8JDBnKiOFZgzYtzZGueBE41YPdzka2YMwJlPu/6hJ+YXHuVQAb T1md2GpYL6FyJUrnZc0082X0+Z5KHss= X-Authority-Analysis: v=2.4 cv=Vv62kO2n c=1 sm=1 tr=0 ts=6abac773 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=Y2IxJ9c9Rs8Kov3niI8_:22 a=VnNF1IyMAAAA:8 a=cM6yLABnzD-VEF3jybsA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI4MDA3OCBTYWx0ZWRfXyB+55uvEkbAi 4qrqEwQrPqtd7hKBrCVTgfElR5kIHRTwSPSNRZ/j4jwbfMB81RHRQeHNGJdELiumb//V8DQ2BWw vXY2wI+h0tL8weAbgUOupNMSuoAmaUTz9aHFKOr/5DL9ugVYLjKoyqAO/vOEK9ACFDNeb5Jf0qo Ghs2h9Aho5U55sHf+uKrsizFOm1mrnOm/EmyFwzXgy1Oi7mhWS8PIMgG8ycgF1OohmwMC8Jyuiv sVpYAr274vgoc0ALsG1KrzzlGfkOad41ZkIg2uO43Ikmcy5049rsxeHuKN/RvROLJC3PcMR+IX/ nfERjpbWMZuVa/0xgxJwtR395f4TbZT3pfeoBDgKDLw0RQEn04xxNNwrYQFVOVsogUiK4nl8jyy COdx3jYbdnLjdM9ZdmOfA/ugkMoAKFSKpGfTygSm6IzIMUSZQpDI48nLWAtLi2rIhFRgs5Ml96a Kv3S1BR0BuKue4tNtgw== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-28_05,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 phishscore=0 bulkscore=0 adultscore=0 priorityscore=1501 malwarescore=0 clxscore=1011 lowpriorityscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609280078 The cgroup selftests lack a settings file, causing the kselftest runner to apply its default 45s timeout. The test_cpu binary now exceeds this limit, resulting in timeout failures that prevent the final test cases from reporting results: not ok 2 selftests: cgroup: test_cpu # TIMEOUT 45 seconds Test execution times: |Test | Duration | |----------------------|-------------------- | |cpu.weight (×4) | ~10s each | |test_cpucg_stats | 2s CPU time | |test_cpucg_nice | 2s CPU time | |test_cpucg_max | 1000/HZ seconds | |test_cpucg_max_nested | 1000/HZ seconds | Total runtime: ~46s at HZ=1000, ~64s at HZ=100 When executed independently, all nine test cases complete successfully (46.2s on a ppc64le HZ=1000 guest). Introduce a settings file that increases the timeout to 120 seconds, providing sufficient margin above the HZ=100 worst-case scenario. Signed-off-by: Vishal Chourasia --- tools/testing/selftests/cgroup/settings | 1 + 1 file changed, 1 insertion(+) create mode 100644 tools/testing/selftests/cgroup/settings diff --git a/tools/testing/selftests/cgroup/settings b/tools/testing/selftests/cgroup/settings new file mode 100644 index 000000000000..6091b45d226b --- /dev/null +++ b/tools/testing/selftests/cgroup/settings @@ -0,0 +1 @@ +timeout=120 -- 2.54.0