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b=C1bchi5AKR8Omb4EfoMSbv/1fj1Z+Oq8IzB1W6NVyGeehPhOvUPd/fhXjiC9u9FpF cuy0JSYbuvt2qYlHR5iG09086X2oUJ/jMr7fEXACQ1e/MIBPpXDvNTFITTohK/lKrH IsH6EcGeFPiEcxV8MFUF6ikINsDzt9sQhbuOxjJVjSmnZa6cQfcXtUbulKxYhPTPvf NTJWVQSuuVrUY4sa72suD1cA05Svu13wrDCVaxjnlFPKP9H2BlBq6uwtBneEVVKatN 3VLhZcnaHBC4oewLz+CEG5mMB22tGVPCn/A+bEwGjKi5JP+XshqxDPytWPJF5XkQ06 GYqzFrWbbVwWg== From: SJ Park To: SJ Park Cc: damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: DAMON Release Newsletter for v7.2-rc1 Date: Fri, 3 Jul 2026 13:06:11 -0700 Message-ID: <20260703200612.102544-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260628211904.94361-1-sj@kernel.org> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 3885620002 X-Stat-Signature: 5rp19qai7gp6thzsa4azhpfyin6ewiza X-Rspam-User: X-HE-Tag: 1783109176-897409 X-HE-Meta: U2FsdGVkX18HAxGvNe6M3ZDLIilWJWHdgNZig2Md3xIkcLykbryLDQLcIvaIQ/JkeHJyYzR/FAqJ629ojJqizuk2oRP5Rhgu5txHD/Qh/Bhh0wWu58tdtDJ3JiHUomfk9UW3NLYvUhRHVay42Vt8B7kJMjyPqJQX2QAr7OFxmoCIEGFzMqNHS0AgcJ1mLek6T+lHBser2pdmzdHcddjfOUGhfT/d4T942ztbfff94rgGaFuw/DDGcnGpi58rswqpFHDHGnZh9e6ToQWlLz2qVbQrsupRRC0o5z7//f9l5qcIScvj7cR0Ztzmslfdv10gW/y7/lxc0oQNYpQMs2SORNTVy7X2pboT4NGZeiBTB3/AjzhpqFRe/yAJ69KkT7eOIeF5jeRpxxlyxGaRVvZBJvLhJUUaExiLuQJ0w1SmhKuZ9IagpDTsw8iJB/KhszHXPdSYkDC02xWvETIJfWHdstd/ue7jtvyl8MTXjccXrZurbvUBc//LCwEY15UquGM87y/smKNMA0IW7sreYF+XFKP2SyLl1UVIwOk9nFP4lenm1MV8egcq3L7mrjjDBRzqwSO2a/AXhaCvhg068cFKxN+a8P5RA6bicC9ZzM3ko8pgikkfX3qyJh7C6Xb+Ig+qmaD7nW6ZIU73uGouQ17VRCz6/gJL4pUMpsS3eb1G3XjxXZKbI3+hTcpCsTWcb4I8bFXDXn712a/071dCDi6vLTq0JJuNL6SfP+VkDid4Pmc/nVg3YqFx6QxMLQn2ELMf4LsCqb0wf7BjwU4eTaOJDYrYdobawqQmgUwH6Kj6Ac4hCnrpMH87PnXuhkGPTCKxxN5DBrtrmlR+MM0WuyZSUF0exBv3Ke8m+YiKf4kRiMw7PAmeDwsFQ50vHw+bZbzcz+Ph7vugrGQGJ7Wpapxkv6vqse4CSNd5r5J0xhuvxW1FZnejO8DMQmp9VavyORjnZuupIhvpkykJxyF7LyD 8gMn4elA wV9GWyWquIGd4NBlmvwAVodc/81T1mSRELEWxhVUNkG6emjs8DVEqtS+Qu0ZObol347j9ny30YExUYYPtI9QOPyY2Bv+5rBw3LTeIBk+LfHJr5pKnx+mM8SXis5pEcZauH1+iOYQ7CxXrNsklt1gY/RPt+UvMc4QVsAcvz7UFPYkmCokVdLQtRGbQ9lJ6qW0pUjl06Md/sAWnn/Zm10Zxyy5vmx6GUDWLENUqv0XFDSlSjL4wgB7cSLakMr8/gMOau0M5umGg5lVZufLTsyyMslcA3gIsNKKnv60qdBhCRGSNq04= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sun, 28 Jun 2026 14:19:03 -0700 SJ Park wrote: > Hello community, > > > This newsletter covers DAMON features that landed on the mainline, queued for > the mainline, development statistics and misc events that were interesting to > me that happened in v7.1-rc1..v7.2-rc1 time period (2026-04-26..2026-06-28). > > The newsletter covering the previous release cycle (v7.0-rc1..v7.1-rc1) is > also available [1]. [...] > Chanegs Landed for 7.2 > ====================== > > During the 7.2-rc1 merge window, 95 DAMON patches have landed via the MM pull > requests [2,3]. Introducing a few of changes that could introduce non-trivial > user impacts. > > New Features > ------------ > > In the merge window, below user-visible new features are added. > > 1. Commit 9138e27a3bc38: "mm/damon: add node_eligible_mem_bp goal metric" > 2. Commit c7ec7d5f6b3d1 "mm/damon: introduce DAMOS failed region quota charge > ratio" > 3. Commit 3b9e3cc0405b4 "mm/damon: let DAMON be paused and resumed" > 4. Commit 70d8797c15d64 "mm/damon/reclaim,lru_sort: monitor all system rams by > default" > 5. Commit 0453f857eb32c "mm/damon/reclaim: support monitoring intervals > auto-tuning" > 6. Commit 3a0bc9568c354 "mm/damon/stat: add kdamond_pid parameter". > 7. Commit 45c49d9fd6089 "mm/damon: introduce data attributes monitoring". > > Feature 1 is developed by Ravi at Micron, for their auto-tuned dynamic > DRAM/CXL memory interleaving for memory bandwidth optimization. > > Features 2 and 3 make DAMOS be more deterministically controllable. > > Features 4-6 improves DAMON modules for easier control and more reliable > operations. > > Feature 7 introduces the data attributes monitoring, which enables light-weight > page level (e.g., cgroup-aware) access monitoring. It will also be the > foundation of the ongoing collaboration project. Sorry, I forgot mentioning one more important new feature. Commit 58996503b631 ("mm/damon: support MADV_COLLAPSE via DAMOS_COLLAPSE scheme action") is also merged into 7.2-rc1. It is developed by Asier from Huawei, for DAMON-based THP collapsing. Thanks, SJ [...]