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Tue, 17 Jun 2025 23:42:34 -0700 (PDT) Received: from DC6WP-EXCH02.marvell.com (10.76.176.209) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Tue, 17 Jun 2025 23:42:34 -0700 Received: from maili.marvell.com (10.69.176.80) by DC6WP-EXCH02.marvell.com (10.76.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Tue, 17 Jun 2025 23:42:33 -0700 Received: from maili.marvell.com (unknown [10.28.36.165]) by maili.marvell.com (Postfix) with SMTP id 81BF83F7043; Tue, 17 Jun 2025 23:42:30 -0700 (PDT) Date: Wed, 18 Jun 2025 12:12:29 +0530 From: Ratheesh Kannoth To: Lorenzo Bianconi CC: , , , , , , Subject: Re: [RFC]Page pool buffers stuck in App's socket queue Message-ID: <20250618064229.GA824830@maili.marvell.com> References: <20250616080530.GA279797@maili.marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-Authority-Analysis: v=2.4 cv=ULrdHDfy c=1 sm=1 tr=0 ts=68525fda cx=c_pps a=gIfcoYsirJbf48DBMSPrZA==:117 a=gIfcoYsirJbf48DBMSPrZA==:17 a=kj9zAlcOel0A:10 a=6IFa9wvqVegA:10 a=VwQbUJbxAAAA:8 a=20KFwNOVAAAA:8 a=aV8IDli8uWC4K53TSP0A:9 a=CjuIK1q_8ugA:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjE4MDA1NiBTYWx0ZWRfX2pZG7u6c+SW3 V1VVPzPSnryHcHcdQsh/MdJwDeOug2sDpy0qqiyaMNQSekolcHVPFFJmavWeNjSbq/0lG2RH+qj Pn3p0t8Byu8ajtNZhJL7isPlDiVrD0Nrn1CYD1k9fOKHLweE+ODaD9Jb5D53Cb9KSx71ih7ngIi oKeyjEK1bYJdP2Tq4QKMLJX9u2I9CWyotojYmV0DrlAFpNZxDanyR/vIzFWgXL/KiKWck6FmyvT E05ZhkaV7+FRpV4RY6X1Dds/2A4lWf3GgQF1VziL+5RVD2EtE0HLdv+NR5nk3hmz7u4PDjwcD7w LNtWszW9jIme+SgM16NtlUAv9vMB1teoQJhOU8KFWUIS9VVkFPJo7AWIh4Kr+9ynpQu6gbNq65M D8gpQxrGwNLFvTqDEKmsWFWMfmkgnEZ+3+bHJzQuJXfMcE/8VwGqSB43NeHIP4/smAq5XIn/ X-Proofpoint-GUID: 4brJkww31Ll_X-odFeJyVQUzHLo6Ue6W X-Proofpoint-ORIG-GUID: 4brJkww31Ll_X-odFeJyVQUzHLo6Ue6W X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-06-18_02,2025-06-13_01,2025-03-28_01 On 2025-06-18 at 03:26:53, Lorenzo Bianconi (lorenzo.bianconi@redhat.com) wrote: > > Hi, > > this problem recall me an issue I had in the past with page_pool > and TCP traffic destroying the pool (not sure if it is still valid): > > https://lore.kernel.org/netdev/ZD2HjZZSOjtsnQaf@lore-desk/ > > Do you have ongoing TCP flows? No. it is just ping running. If we kill the ping process, Page pool prints stops.