From mboxrd@z Thu Jan 1 00:00:00 1970 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.subspace.kernel.org (Postfix) with ESMTPS id 8409E1E7C23; Tue, 11 Nov 2025 09:27:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762853264; cv=none; b=pnzOjU3QoqwGBJDbEyHhF4W0+co8SEce62niLJk4fuJf8iK28YgUQIxMEh00sdcHqXIinl6o7qHQU4r85ews0VN5jnj5kmkGBBFSCmduYMZx2oGwFTXRyG3EOBpySpRt/YwOy4fZ8sNNoOnBL3znUs9EVClhCeukxSkH0eBwybQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762853264; c=relaxed/simple; bh=ki5echalEcfcG0sjm5XuXfkeZbuncrPBeaE4qiW9NrE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=VvxNXIwdMaO5l+DOviO8r6W9Co0DbRO78b0fAD2peBaB44Pet9J7TyAiiMcmmgLpPzviELgiq6pZG3gqbrj2rCufHAf2D5t9/uZ8d0P/wia55ocuC5Ef+0wtY7iXzl6c81HWHMM4ooobqp63JKAJqmVcHo88CV3tmz4RPfLBJnY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=rBdR25O0; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="rBdR25O0" 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=mMIxYYoS64JSwaR6/1hzjqgragssIENI9jTR/caiJ6A=; b=rBdR25O0K2x3GFOrKkMo0m1zJL gRK9Jcf6Z6TLz5l1ffHebI7YxlZLFXUFBZSsC07eI1HzEGHJGAY8DfLaN5DYlZoeCIq2fKqKSzPJn ELR4m17YR8eXa6ylDnULn6bNj8MdnYXU9HN2QzlU8t1sdea0tpTl6l8vPsCB03DsTD9YZdqri33qw 0wIAt412yadwdoDsbh7TYaviNT8Ew/cMvRmM8D9v8o90zVzhsFHEc6FXhRqSLdqM0FdfeHQJuDBk3 NYdbWa97xjiutOWcfSFks1hKuKpvYKkGSXx/jBbZ45Fm6PTQPAbghe/N5QqigmldHYhY9jvZEHZB5 8VlsOipg==; Received: from hch by bombadil.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1vIkf8-00000006qNX-0NXV; Tue, 11 Nov 2025 09:27:42 +0000 Date: Tue, 11 Nov 2025 01:27:42 -0800 From: Christoph Hellwig To: "Darrick J. Wong" Cc: zlang@redhat.com, fstests@vger.kernel.org, linux-ext4@vger.kernel.org Subject: Re: [PATCH 2/7] generic/778: fix severe performance problems Message-ID: References: <176279908967.605950.2192923313361120314.stgit@frogsfrogsfrogs> <176279909041.605950.16815410156483574567.stgit@frogsfrogsfrogs> Precedence: bulk X-Mailing-List: linux-ext4@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: <176279909041.605950.16815410156483574567.stgit@frogsfrogsfrogs> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Mon, Nov 10, 2025 at 10:26:32AM -0800, Darrick J. Wong wrote: > Finally, replace the 20x loop with a _soak_loop_running 5x loop because > 5 seems like enough. Anyone who wants more can set TIME_FACTOR or > SOAK_DURATION to get more intensive testing. On my system this cuts the > runtime to 75 seconds. Phew! Looks good: Reviewed-by: Christoph Hellwig