From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CE979179BF; Sun, 12 Nov 2023 19:46:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="nYH0rlFs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2FC19C433C7; Sun, 12 Nov 2023 19:46:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699818377; bh=eYWOuBaRm7gUBwsw8MKJnCTGV0ZszqASzlgqM1IUQmE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nYH0rlFsJBrDrANNHDdlzS61wIc8bZdp2hUgWOgsXWFKJCZ3KnMObjtCni4f0diDU g2Z4RT4NsvLxJILjF6kRSpebeBN+wmwGsk58Lo7CXP1WrEiSR2/Dq7VqVB6IBgpJGb F3Bj+xKTXSGqZK3VdTW/ILQW9PbdUvedatn13RqucpgrvVjXD6L+LPlOl1yyR9bBpW N3JNbYtPri7PhmBeUfaRkXqN1HPMpZVTSY4rrXAW/LFEJjVpkDBvYOXg1dTYa48TfP D5vOtEL2SFxCEtfCEhA1zNN/2mlo4BWYjCz8S2hcrEyCty/qC9MOg8mCmaFsRwY3qG TPdccTEqa+wWA== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , Jonathan Corbet , damon@lists.linux.dev, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH 7/8] Docs/mm/damon/design: Document DAMOS quota auto tuning Date: Sun, 12 Nov 2023 19:46:06 +0000 Message-Id: <20231112194607.61399-8-sj@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231112194607.61399-1-sj@kernel.org> References: <20231112194607.61399-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Document the DAMOS quota auto tuning feature on the design document. Signed-off-by: SeongJae Park --- Documentation/mm/damon/design.rst | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/mm/damon/design.rst b/Documentation/mm/damon/design.rst index 1f7e0586b5fa..3e1b34f55bb8 100644 --- a/Documentation/mm/damon/design.rst +++ b/Documentation/mm/damon/design.rst @@ -346,6 +346,17 @@ the weight will be respected are up to the underlying prioritization mechanism implementation. +.. _damon_design_damos_quotas_auto_tuning: + +Aim-oriented Feedback-driven Quotas Auto-tuning +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +Automatic feedback-driven quota tuning. Instead of setting the absolute quota +value, users can provide feedback about how well DAMOS is achieving their goal. +If the feedback says DAMOS is still not achieving the goal, DAMOS increases the +quota. If DAMOS is over-achieving the goal, DAMOS decreases the quota. + + .. _damon_design_damos_watermarks: Watermarks -- 2.34.1