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 X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C1614C32753 for ; Thu, 15 Aug 2019 03:04:32 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5F6A92084F; Thu, 15 Aug 2019 03:04:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sourceforge.net header.i=@sourceforge.net header.b="EA2zaqBR"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sf.net header.i=@sf.net header.b="V2bjIrUt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5F6A92084F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-f2fs-devel-bounces@lists.sourceforge.net Received: from [127.0.0.1] (helo=sfs-ml-4.v29.lw.sourceforge.com) by sfs-ml-4.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1hy63z-0007WB-Fv; Thu, 15 Aug 2019 03:04:31 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-4.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1hy63y-0007W5-Di for linux-f2fs-devel@lists.sourceforge.net; Thu, 15 Aug 2019 03:04:30 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:CC:To:Subject:Sender:Reply-To: 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=GKZ32krMdZ1ax7iLCN+81iV5rYzIPM/kf4k7cM44qQg=; b=EA2zaqBRVJ2d0ujODMz4GLCHRG zBFO6b2UxmCgKt+TjZZdTyGyru/v/YPEB/bBi9GsmEnG8a7bZyx8SJamtlISk7WEIvcVdNygjkpMo FKXwam/r2ZEqjfBF14An3T3NCiF+4pSZuPDOd0r2vAyN8WOYF9RSBm65ilExblgx3WaE=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version:Date: Message-ID:From:References:CC:To:Subject:Sender:Reply-To: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=GKZ32krMdZ1ax7iLCN+81iV5rYzIPM/kf4k7cM44qQg=; b=V2bjIrUtZPsR1zioX0zh2SFE+d 4HSvpbMjSOzdvPpb4t0qL7Bu0hQmOR+F9ibTpLUxMnW2WCHXCma0QXTWgCY/HUuQRxqHQ4OBEihJ+ g8eLKPnIUPBkg61p0ZiY2oA9ZsqS10O8n7XUYcpYX8bTCoezTuBufetY3wRh17NL+s3k=; Received: from szxga05-in.huawei.com ([45.249.212.191] helo=huawei.com) by sfi-mx-4.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) id 1hy63u-0042Ev-U9 for linux-f2fs-devel@lists.sourceforge.net; Thu, 15 Aug 2019 03:04:30 +0000 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id B79CDAFF1B5CACDCA75A for ; Thu, 15 Aug 2019 11:04:19 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.212) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 15 Aug 2019 11:04:15 +0800 To: Ju Hyung Park References: <20190812225211.1737-1-qkrwngud825@gmail.com> From: Chao Yu Message-ID: Date: Thu, 15 Aug 2019 11:04:15 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected X-Headers-End: 1hy63u-0042Ev-U9 Subject: Re: [f2fs-dev] [PATCH 1/2] mkfs.f2fs: add "zip" to cold data types 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: , Cc: linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Hi Ju Hyung, On 2019/8/14 22:10, Ju Hyung Park wrote: > Hi Chao, > > /data/log isn't even here. > I think it must be specific to EMUI. Alright, at least in EMUI, it looks not proper to me to set cold flag on zip file according to result of hot/cold separation investigation recently. IMO, it will be more common to store large stable zip/rar file in Linux desktop/server or Window OS... Thanks, > > Thanks. > > On Wed, Aug 14, 2019 at 6:48 PM Chao Yu wrote: >> >> Hi Ju Hyung, >> >> On 2019/8/14 17:20, Ju Hyung Park wrote: >>> Hi Chao, >>> >>> On Wed, Aug 14, 2019 at 10:47 AM Chao Yu wrote: >>>> In android, as I see, most zip file is small-sized log type, and will be removed >>>> after a roll-back, such as: >>>> >>>> time1: create log1.zip >>>> time2: create log2.zip >>>> time3: create log3.zip >>>> time4: remove log1.zip, rename log2.zip -> log1.zip; rename log3.zip -> >>>> log2.zip; create log3.zip >>>> >>>> I suggest we can keep zip type in android as warm type with IPU mode to avoid >>>> fragmentation caused by small holes in cold area. In linux distro, I agreed to >>>> treat zip as cold type. >>> >>> I actually thought your original suggestion of adding "zip" was to >>> handle big zip files under /sdcard(/data/media). >>> >>> The one case you've mentioned will be entirely dependent on which apps >>> user's using. >> >> Yeah, actually, now I didn't see much large zip file in my external storage, >> most of them are xxxKB or xMB, some of them looks very old tho. :) >> >>> In case of mine, I don't have any zip files under /data that's >>> seemingly used for logs. >> >> Huawei cell phone has log file with .zip/.gz type locating in /data/log/... can >> you search that directory? >> >> If we relocate them into cold area, they will make holes in cold area crazily, >> as they have small size and will be created/unlinked frequently. >> >> Thanks, >> >>> >>> Thanks, >>> . >>> > . > _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel