From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 A794945000; Tue, 26 May 2026 01:21:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779758496; cv=none; b=Ybx+nuNLlBIWgPuWjlS8WCm5dEsXwe1igrykfYtTzViRIP1xlUvYtikjB935Hm7UJGH1xP/lE6+Jk6LAz2qeTTHwZ3jVQw0FeoDN8Q3OHSr6cx5R5oTrGkTQLoDf4ixHEnrglfdoKprFLNliHv039lA9mm1WoWdpg9feO5TiW10= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779758496; c=relaxed/simple; bh=vdpKiJpnLiJnBtR/G9qsmlFQXmcAf1O/2sy78pVFK7o=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=k7kpFNMr07+z8vEL8GrfOAn+0+YEMJwp6WTjXsPYpHowj3YdFzR2KUWuC9vMIA8pQorrOKAjLKyPS93xxtnsgjzR9wwtMuf74MvVTqL97Yp3pPC9GbRtpodVF1/xjQqUZRKpUXRcCT7+vUvnh2HdzAjvGa3S/Vn6cdwidZRPs1Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=n0aBwEs0; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="n0aBwEs0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CEC0D1F000E9; Tue, 26 May 2026 01:21:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779758495; bh=K08IF8WJnEk+HHOzE8UXb7WzEnURtUvmOtiXBoUticQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=n0aBwEs0x5kOqgOGmfUYYQ9pJ4qZYr13caDsJNheuSxzlcgldJfVTK5poT02FgMBr NwwPAddG/4BDkWWsJV7ldW85k/uSYyh+2C3X+q2lF9QrvKVRtxz93mIBkSqArTl53G 8Kt+2kJg1gIz3ua5R6yoqVSdQchm5ka34qy2JKKa/YfuxJAHwX4WoeG/MiPeFy8WWR EpMEBen6Oyd4wWZ7R7L5WeMRH2Fxh6Vslu9ypoHIa8LiC+D2g5hButVboP1RRpw0Zm h//Q4aUcFBi4PkmMMfxqvmNluuiVym4t4ZBVAEzv/gFG9DymNyS9IaTN41kRRR7A6L xz/CO9YO/xZKg== Date: Tue, 26 May 2026 01:21:33 +0000 From: Jaegeuk Kim To: Christoph Hellwig Cc: Theodore Tso , linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, Matthew Wilcox , linux-f2fs-devel@lists.sourceforge.net, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Akilesh Kailash , Christian Brauner Subject: Re: [f2fs-dev] [PATCH v2] f2fs: another way to set large folio by remembering inode number Message-ID: References: <20260521155748.GA79343@macsyma-wired.lan> Precedence: bulk X-Mailing-List: linux-fsdevel@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: On 05/24, Christoph Hellwig wrote: > On Fri, May 22, 2026 at 02:04:59PM +0000, Jaegeuk Kim wrote: > > This was a quick buddyinfo right after booting the device. > > > > Before: > > Node 0, zone Normal 22684 42284 28704 16901 9515 4566 1854 673 181 36 758 > > > > After disabling EROFS large folio: > > Node 0, zone Normal 8486 4732 2175 1161 697 272 82 19 3 1 856 > > And what are you trying to say us with that? This means, high-order pages were used up by EROFS which sets large folio by default. So, I wanted to say the concern was based on actual data which was what Mattew asked. > > > > _______________________________________________ > Linux-f2fs-devel mailing list > Linux-f2fs-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 02530CD5BC8 for ; Tue, 26 May 2026 01:21:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.sourceforge.net; s=beta; h=Content-Transfer-Encoding:Content-Type:Cc: Reply-To:From:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Subject:In-Reply-To:MIME-Version:References: Message-ID:To:Date:Sender:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=FFpjFlotdqtm08G2nEtjV5A23pGaBdHG/cQA8gh0nWM=; b=TJClme5+YR3ebHl2Ht/eKzvzhQ rpWRw4O0+4c4wOhKMfVIbnPGLRqZIHCwoxrTXWDcRyR/TzZWGjbDNJofXq6syzL/yf5Wtjuh7cWs7 sHmxpzZ56k1o8fpOP+olpwYg7RXuoWuUGZqLPKDv1foR+iUAZgeVrtD5aBGdAib7FedQ=; Received: from [127.0.0.1] (helo=sfs-ml-3.v29.lw.sourceforge.com) by sfs-ml-3.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1wRgUU-0000Wr-My; Tue, 26 May 2026 01:21:55 +0000 Received: from [172.30.29.66] (helo=mx.sourceforge.net) by sfs-ml-3.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1wRgUM-0000Wg-Ru for linux-f2fs-devel@lists.sourceforge.net; Tue, 26 May 2026 01:21:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; 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:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=K08IF8WJnEk+HHOzE8UXb7WzEnURtUvmOtiXBoUticQ=; b=OANeHxtKgXS0FL56GCm5bqwRfJ k2BPagRTuAqSIIJ43q98vkBiup/WbcvtGI8k2jNmxG1ezK/q1HxT2kv9ZnmJdPPjO6a6Mr0yTZJ9c O4Oi8CW2tJXCh6gwKbIbFFLO29XLKMtC2cTelCeaLW5waNn3LX5/6+KeZaJQe9o5xNyA=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; 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:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=K08IF8WJnEk+HHOzE8UXb7WzEnURtUvmOtiXBoUticQ=; b=OkqGf94XQNEjXfPA051Fzu9zbZ HYp8rpJ2hemji20oEOmcKVCMUpd5/YIroxQ+2apCbGMyTZn4aGI7cx/Jsir15uVop84igCWmNcdYd bhANj0a+E4tdcdtPq+hEsWiXtsMPgpn3BTeCXjigNfeawaBjBuzukZ6y9NTdFvWQ5tFg=; Received: from tor.source.kernel.org ([172.105.4.254]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1wRgUL-0007CW-MD for linux-f2fs-devel@lists.sourceforge.net; Tue, 26 May 2026 01:21:47 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 8D1BC6008A; Tue, 26 May 2026 01:21:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CEC0D1F000E9; Tue, 26 May 2026 01:21:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779758495; bh=K08IF8WJnEk+HHOzE8UXb7WzEnURtUvmOtiXBoUticQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=n0aBwEs0x5kOqgOGmfUYYQ9pJ4qZYr13caDsJNheuSxzlcgldJfVTK5poT02FgMBr NwwPAddG/4BDkWWsJV7ldW85k/uSYyh+2C3X+q2lF9QrvKVRtxz93mIBkSqArTl53G 8Kt+2kJg1gIz3ua5R6yoqVSdQchm5ka34qy2JKKa/YfuxJAHwX4WoeG/MiPeFy8WWR EpMEBen6Oyd4wWZ7R7L5WeMRH2Fxh6Vslu9ypoHIa8LiC+D2g5hButVboP1RRpw0Zm h//Q4aUcFBi4PkmMMfxqvmNluuiVym4t4ZBVAEzv/gFG9DymNyS9IaTN41kRRR7A6L xz/CO9YO/xZKg== Date: Tue, 26 May 2026 01:21:33 +0000 To: Christoph Hellwig Message-ID: References: <20260521155748.GA79343@macsyma-wired.lan> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Headers-End: 1wRgUL-0007CW-MD Subject: Re: [f2fs-dev] [PATCH v2] f2fs: another way to set large folio by remembering inode number X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Jaegeuk Kim via Linux-f2fs-devel Reply-To: Jaegeuk Kim Cc: Theodore Tso , linux-api@vger.kernel.org, linux-kernel@vger.kernel.org, Matthew Wilcox , linux-f2fs-devel@lists.sourceforge.net, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Akilesh Kailash , Christian Brauner Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 05/24, Christoph Hellwig wrote: > On Fri, May 22, 2026 at 02:04:59PM +0000, Jaegeuk Kim wrote: > > This was a quick buddyinfo right after booting the device. > > > > Before: > > Node 0, zone Normal 22684 42284 28704 16901 9515 4566 1854 673 181 36 758 > > > > After disabling EROFS large folio: > > Node 0, zone Normal 8486 4732 2175 1161 697 272 82 19 3 1 856 > > And what are you trying to say us with that? This means, high-order pages were used up by EROFS which sets large folio by default. So, I wanted to say the concern was based on actual data which was what Mattew asked. > > > > _______________________________________________ > Linux-f2fs-devel mailing list > Linux-f2fs-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel