From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dy1-f198.google.com (mail-dy1-f198.google.com [74.125.82.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EA7034E430B for ; Tue, 29 Sep 2026 18:14:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790705648; cv=none; b=k7Gy9HYjzqO692HN4PjzOVyzvNfHOhDUxGnMmwYQnz2R7z1Ht77JfBKCMgZT8SYh0s0Uo1CdWkygOW8xUeFsAtU9mc144Neib1GrAgKky+b/7BAz8NcvcNJN0juxeu1YhiwQnz5RFuKUbpVY62REVFsX1R2tXPwHbbr7/Q1cgbs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790705648; c=relaxed/simple; bh=mZh9La+paKQR4zf/FQmxkRWHM4xhm7VufrGTHjDBftg=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=ZyHzd+G+WgxSs0IsVeWsydZ7F3JZ7/161wl2ia7RIcSzkeqwyKteoFvhW0Am62EI+JFngBvFaRILORZ7+Qrdk5AgzCrOkUrzN2gA4CIs+LuAJ9DhlQI4FlKySa7KjZlgi4OWwSiUWkSQLBMZorJa2V7hdVjfEFoRPMtkVz2+omk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--pratmal.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=hJGPNSw/; arc=none smtp.client-ip=74.125.82.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--pratmal.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="hJGPNSw/" Received: by mail-dy1-f198.google.com with SMTP id 5a478bee46e88-34bbf2e3c5cso2265484eec.0 for ; Tue, 29 Sep 2026 11:14:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1790705644; x=1791310444; darn=lists.linux.dev; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:from:to:cc:subject:date:message-id:reply-to :content-type; bh=mZh9La+paKQR4zf/FQmxkRWHM4xhm7VufrGTHjDBftg=; b=hJGPNSw/3Lg4R/yaRcrTjblK0vxwgxK/JTUDUJl1EX2svwiJlJ9XBplFFe2F1qrd7h vWjqayVd9Dsw3OWp43tcIzC7TvpcuZTBWVhaYc43pWwxtlyp1x+aw4EJDnwcGxMXKT0u sHmK6FOFXns5ugEErzoV1nWDeDVI+6Js8O4ENyWr2xEBv+x44PRrzicA/EWCUYtsd6OB Z+YVUuE69JwZ6N+tbPi4IYgSsIi3FMFKkfmSgEHooqXz4gWTg83phtICRTIaC1JAwV5e WgRsQy+GxMqYQLFEw7akyjyn92EpmUxna2zynEpHOY0EK+sYdCjPtl3OitAN5mhOZ/Ue VMjg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790705644; x=1791310444; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=mZh9La+paKQR4zf/FQmxkRWHM4xhm7VufrGTHjDBftg=; b=avWycChDkdXuTfP3g5p7YM7Fttv554PY4We7KFmBgi3LDq13cXvyj49fHbENW44pbs nyGedBMQbnyHWD2NSdYlT8FhpY4o2yKp69yQP8oLX4RnQxYs1XcZD5nJVToR9a1ySpgQ EY9tk4buf/vPGAXBCj8LUQW37yaDoNcSuTslpNajBwGeivhs1Yrb88hXXIPPKSSisSjj 8ij1z7I4fk5tiwMG35Kq9n2HAHqF8zTopO83xYlcATHowISIO01tD1UW5mnNQpalMn7N oMLr2z3Y9Kg+Oy1bqOo4XSShaQ/dB+T2/aN0EfBGuyX1v2562onN2SVuTnFoCfCwd1eD npmg== X-Forwarded-Encrypted: i=1; AKwUvBzbr3WLwXgH6CZsFFmPVEkEmdLIXzRRdAJit3Q5eGwqJHB2AiPz6vvZhBOPmUj/XgUzjmExyfFlUonArmgXjg==@lists.linux.dev X-Gm-Message-State: AFq9FYJq3/eJDrzcDzknKrFsSpyk+aV8tGSm6uNYClgf75ZJLgYlwhpH n6+WefhSNDRHWYXY2apukP+YwERZpdtit813HmTq6GRip62gVoyDXDE94lJde16rNpGvFNp8fMU ARTN+24XzZw== X-Received: from dybme43.prod.google.com ([2002:a05:7301:18ab:b0:34a:10b2:be3d]) (user=pratmal job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7300:c8c8:b0:33c:e61:e201 with SMTP id 5a478bee46e88-34c647d537fmr196806eec.22.1790705643313; Tue, 29 Sep 2026 11:14:03 -0700 (PDT) Date: Tue, 29 Sep 2026 18:14:02 +0000 In-Reply-To: <20260929123241.1408414-1-huang-jl@deepseek.com> Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260929123241.1408414-1-huang-jl@deepseek.com> X-Mailer: git-send-email 2.56.0.rc1.315.gc6ed9934b7-goog Message-ID: <20260929181402.44684-1-pratmal@google.com> Subject: Re: [FYI] DAMON and virtio-balloon in DeepSeek's DSec paper From: Pratyush Mallick To: huang-jl@deepseek.com Cc: baohua@kernel.org, damon@lists.linux.dev, david@kernel.org, kunwu.chan@gmail.com, lance.yang@linux.dev, lianux.mm@gmail.com, linux-mm@kvack.org, mst@redhat.com, ryncsn@gmail.com, sj@kernel.org, virtualization@lists.linux.dev, xiang@kernel.org, xueyuan.chen21@gmail.com Content-Type: text/plain; charset="UTF-8" > We have not yet fully explored how best to tune the DAMON and free-page > reporting parameters for our workloads. You can also try tuning page_reporting_delay_ms, which can help you with saving time-integrated host memory. [1] https://lore.kernel.org/20260731193705.2902728-1-pratmal@google.com Thanks, Pratyush