From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="3A/9wk/F" Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC395170B for ; Fri, 24 Nov 2023 21:50:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=sUH87WP1iTL85Ea26LB3nngE8wXMh3Y2aNIipvBYEpo=; b=3A/9wk/F5o6VKPSFGqr233JVW3 429ITMgackJYM8OvL+UziF+kymmqLXqMGRN0kniPP8cZ5TtT756+RBV3eJYodpA4QSQX/lhetMp+h GXG7Dbx6GG7LV+EpzdGNRajvY9PuJggWCV0aTWtuBGDenZqYAbjaQmWQzDu7JTPSHwyInzWOmVa0K tgOg+aJl5dCXQhccfRRYoll0uGjnT2Dy9VwzWHKw1JbQPFLKdlwH78oUHGbNL0W9Hkyex8lQrwW9o 1Np8kwmFXMfv+yiCHdQj5/j5b2jmGbGx+KAMcvzC8CVGCY+Q/BhIV4dkgCyGOOmfqeHx7chPsXdFF bK1GE+pA==; Received: from hch by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1r6lYd-008dGG-26; Sat, 25 Nov 2023 05:50:23 +0000 Date: Fri, 24 Nov 2023 21:50:23 -0800 From: Christoph Hellwig To: "Darrick J. Wong" Cc: linux-xfs@vger.kernel.org Subject: Re: [PATCH 2/4] xfs: add debug knobs to control btree bulk load slack factors Message-ID: References: <170086926569.2770816.7549813820649168963.stgit@frogsfrogsfrogs> <170086926609.2770816.18279950636495716216.stgit@frogsfrogsfrogs> Precedence: bulk X-Mailing-List: linux-xfs@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: <170086926609.2770816.18279950636495716216.stgit@frogsfrogsfrogs> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, Nov 24, 2023 at 03:49:15PM -0800, Darrick J. Wong wrote: > From: Darrick J. Wong > > Add some debug knobs so that we can control the leaf and node block > slack when rebuilding btrees. Maybe expand a bit on what these "debug knows" are useful for and how they work?