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Subject: Re: [Intel-wired-lan] Increased memory usage on NUMA nodes with ICE driver after upgrade to 6.13.y (regression in commit 492a044508ad) X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" --------------mKFiaKkH05W7x0Zhq30tVXnp Content-Type: multipart/mixed; boundary="------------XLPXuWAulCILASxZSv55Xon3"; protected-headers="v1" From: Jacob Keller To: Jaroslav Pulchart Cc: Maciej Fijalkowski , Jakub Kicinski , Przemek Kitszel , "intel-wired-lan@lists.osuosl.org" , "Damato, Joe" , "netdev@vger.kernel.org" , "Nguyen, Anthony L" , Michal Swiatkowski , "Czapnik, Lukasz" , "Dumazet, Eric" , "Zaki, Ahmed" , Martin Karsten , Igor Raits , Daniel Secik , Zdenek Pesek Message-ID: <366dbe9f-af4d-48ec-879e-1ac54cd5f3b6@intel.com> Subject: Re: [Intel-wired-lan] Increased memory usage on NUMA nodes with ICE driver after upgrade to 6.13.y (regression in commit 492a044508ad) References: <20250416171311.30b76ec1@kernel.org> <20250625132545.1772c6ab@kernel.org> <08fae312-2e3e-4622-94ab-7960accc8008@intel.com> In-Reply-To: <08fae312-2e3e-4622-94ab-7960accc8008@intel.com> --------------XLPXuWAulCILASxZSv55Xon3 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 6/30/2025 2:56 PM, Jacob Keller wrote: > Unfortunately it looks like the fix I mentioned has landed in 6.14, so > its not a fix for your issue (since you mentioned 6.14 has failed > testing in your system) >=20 > $ git describe --first-parent --contains --match=3Dv* --exclude=3D*rc* > 743bbd93cf29f653fae0e1416a31f03231689911 > v6.14~251^2~15^2~2 >=20 > I don't see any other relevant changes since v6.14. I can try to see if= > I see similar issues with CONFIG_MEM_ALLOC_PROFILING on some test > systems here. On my system I see this at boot after loading the ice module from $ grep -F "/ice/" /proc/allocinfo | sort -g | tail | numfmt --to=3Diec> 26K 230 drivers/net/ethernet/intel/ice/ice_irq.c:84 [ice] func:ice_get_irq_res > 48K 2 drivers/net/ethernet/intel/ice/ice_arfs.c:565 [ic= e] func:ice_init_arfs > 57K 226 drivers/net/ethernet/intel/ice/ice_lib.c:397 [ice= ] func:ice_vsi_alloc_ring_stats > 57K 226 drivers/net/ethernet/intel/ice/ice_lib.c:416 [ice= ] func:ice_vsi_alloc_ring_stats > 85K 226 drivers/net/ethernet/intel/ice/ice_lib.c:1398 [ic= e] func:ice_vsi_alloc_rings > 339K 226 drivers/net/ethernet/intel/ice/ice_lib.c:1422 [ic= e] func:ice_vsi_alloc_rings > 678K 226 drivers/net/ethernet/intel/ice/ice_base.c:109 [ic= e] func:ice_vsi_alloc_q_vector > 1.1M 257 drivers/net/ethernet/intel/ice/ice_fwlog.c:40 [ic= e] func:ice_fwlog_alloc_ring_buffs > 7.2M 114 drivers/net/ethernet/intel/ice/ice_txrx.c:493 [ic= e] func:ice_setup_rx_ring > 896M 229264 drivers/net/ethernet/intel/ice/ice_txrx.c:680 [ic= e] func:ice_alloc_mapped_page Its about 1GB for the mapped pages. I don't see any increase moment to moment. I've started an iperf session to simulate some traffic, and I'll leave this running to see if anything changes overnight. Is there anything else that you can share about the traffic setup or otherwise that I could look into? Your system seems to use ~2.5 x the buffer size as mine, but that might just be a smaller number of CPUs. Hopefully I'll get some more results overnight. Thanks, Jake --------------XLPXuWAulCILASxZSv55Xon3-- --------------mKFiaKkH05W7x0Zhq30tVXnp Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature.asc" -----BEGIN PGP SIGNATURE----- wnsEABYIACMWIQQgQFSp1zOQVirsQx5qll0+bw8o6AUCaGMasQUDAAAAAAAKCRBqll0+bw8o6Duq AQCE4ZDckmJwkQoNTls+j47tPKttHLCNdhJT1sB6GWdIyAD/Qy6bozjDvLe6yZbAJWUee/NQxm98 ohoUmqZV3mqgFws= =CIfE -----END PGP SIGNATURE----- --------------mKFiaKkH05W7x0Zhq30tVXnp--