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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 3D9B3C3064D for ; Tue, 2 Jul 2024 07:32:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=24R9XXY6EMGb3DNTgk/i3Dvietax2TnD6HR8kwT+zzc=; b=TgLR+ezQRdiz8O nxXPjPYtuxCZJVxwKYvZsRuOJygnzXCnD5cPKQFFbIep1weDTtGf3bZYcUuQH6r4HXo6b6ZnoU73f v/AKFW034dW88itq9FB7xtoBjWUYyKHbmaRg1IZfp3Z/Nv0Z3PdijaPpLRWBbDepreqj/dkDiC+b7 wRSSEoy6n3ODxcPlaiz0ZYexDkImPhLPQPfXWKZHrt7IB/nZohu7X8IU+Gw6bYzuOkHKMN11nxX00 feVGRFRyJiNxUsxPa4DblbvjpiYRf1H3DPz8CUA14WxNGyRhTi1/AshxUF89Ey0wqcymdCii7H1Qk mixo1GLp/au6BgBtkbwg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOXzn-00000005s6k-0Th5; Tue, 02 Jul 2024 07:32:11 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOXzk-00000005s56-0D5a; Tue, 02 Jul 2024 07:32:08 +0000 Date: Tue, 2 Jul 2024 00:32:07 -0700 From: Christoph Hellwig To: Oliver Sang Cc: Christoph Hellwig , oe-lkp@lists.linux.dev, lkp@intel.com, Jens Axboe , Ulf Hansson , Damien Le Moal , Hannes Reinecke , linux-block@vger.kernel.org, linux-um@lists.infradead.org, drbd-dev@lists.linbit.com, nbd@other.debian.org, linuxppc-dev@lists.ozlabs.org, virtualization@lists.linux.dev, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, dm-devel@lists.linux.dev, linux-raid@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, ying.huang@intel.com, feng.tang@intel.com, fengwei.yin@intel.com Subject: Re: [axboe-block:for-next] [block] 1122c0c1cc: aim7.jobs-per-min 22.6% improvement Message-ID: References: <202406250948.e0044f1d-oliver.sang@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On Mon, Jul 01, 2024 at 04:22:19PM +0800, Oliver Sang wrote: > from below, it seems the patchset doesn't introduce any performance improvement > but a regression now. is this expected? Not having the improvement at least alleviate my concerns about data integrity. I'm still curious where it comes from as it isn't exactly expected. ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/