From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 01819172BD5; Mon, 12 Aug 2024 11:21:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723461711; cv=none; b=QucA4zIBet+HJ8SHHEaKW2vANKwQdOBV05ZF061cR/GRt2XaHH/OPJEKnDXyrPr0d/HwewkVQZMK9gmT7cXwImxr2Lx5LVASDi8jVH/aVBhpTEt6f1M8zIluaz1W5rKlCP0lbv89LjYkICqGL97rqBeElEXaR4EvHiI3mj5s8Vs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723461711; c=relaxed/simple; bh=JEAcUDiiRJfm7r4BogGFwgYSGu9zFNqbBUn/yER2DZY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=fqJnrTJd4CuuX3yDbHBUCpHXIoK6nax1V3fQ9f5FN3pqzCCCepZ8pHQYWTJJuffFqTzvmQQJvW2k458ShYTECY4rLO8mlfI0hBWf0Gy38cHSLL91KdbMD+CupbhFFNzfYAzgByK92qUMfIMTrCMeAkfAMB2wstf2rQA/XqdKYqk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id 23445227A87; Mon, 12 Aug 2024 13:21:46 +0200 (CEST) Date: Mon, 12 Aug 2024 13:21:45 +0200 From: Christoph Hellwig To: kernel test robot Cc: Christoph Hellwig , oe-lkp@lists.linux.dev, lkp@intel.com, linux-kernel@vger.kernel.org, Anna Schumaker , Sagi Grimberg , linux-nfs@vger.kernel.org, ying.huang@intel.com, feng.tang@intel.com, fengwei.yin@intel.com Subject: Re: [linus:master] [nfs] 49b29a573d: filebench.sum_operations/s -85.6% regression Message-ID: <20240812112145.GA15197@lst.de> References: <202408081514.106c770e-oliver.sang@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <202408081514.106c770e-oliver.sang@intel.com> User-Agent: Mutt/1.5.17 (2007-11-01) On Thu, Aug 08, 2024 at 03:35:20PM +0800, kernel test robot wrote: > > > Hello, > > kernel test robot noticed a -85.6% regression of filebench.sum_operations/s on: I'm not sure what operations this measures. But if it is what I think it might be, does this regression go away with the following commit (which already is in mainline)? commit 39c910a430370fd25d5b5e4b2f4b24581a705499 Author: Christoph Hellwig Date: Fri Jul 5 07:42:51 2024 +0200 nfs: do not extend writes to the entire folio