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Biederman" , Josh Triplett , overlayfs X-BeenThere: containers@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux Containers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: containers-bounces@lists.linux-foundation.org Sender: "Containers" On Fri, Aug 28, 2020 at 6:58 PM Aleksa Sarai wrote: > > On 2020-08-28, Eric W. Biederman wrote: > > Amir Goldstein writes: > > > > > Hi Guys, > > > > > > It's been nice to virtually meet with you yesterday. > > > Some of you wanted to follow up on overlayfs related issues. > > > > > > If you want to discuss, try to find me in one of the > > > https://meet.2020.linuxplumbersconf.org/hackrooms > > > today between 16:00-17:00 UTC > > > (No need to enter the room to see who's inside) > > > > > > If those times do not work for you, contact me and we can try > > > to schedule another time. > > > > Did this conversation wind up happening? Do we need to reschedule? > > This conversation already happened in a Hackroom on Tuesday. I'm not > sure if the Hackrooms will have their recordings published, so maybe > Amir can post any of the takeaways we had? > AFAIK we had discussed two issues. 1. Watching changes on upper layer 2. OCI format v2 #1 was brought up by Josh Triplett. He asked whether watching changes using inotify/fanotify on upper dir and reading changes from upper dir is a reasonable practice. I suggested that he use fanotify filesystem mark to watch changes on overlay sb and read the changes from overlay mount. #2 TBH I lost track and you guys continued the discussion after I left. >From what I gathered we need a way to describe clones and renames more efficiently, but I did not hear any solid plan of how to do that. So perhaps you would be able to fill in some details here. Thanks, Amir. _______________________________________________ Containers mailing list Containers@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/containers 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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 6DC59C433E7 for ; Sun, 30 Aug 2020 11:44:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4D7A9207DA for ; Sun, 30 Aug 2020 11:44:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="LQSaD244" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728748AbgH3Loi (ORCPT ); Sun, 30 Aug 2020 07:44:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51672 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728691AbgH3Loh (ORCPT ); Sun, 30 Aug 2020 07:44:37 -0400 Received: from mail-io1-xd36.google.com (mail-io1-xd36.google.com [IPv6:2607:f8b0:4864:20::d36]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 19260C061573 for ; Sun, 30 Aug 2020 04:44:37 -0700 (PDT) Received: by mail-io1-xd36.google.com with SMTP id w20so3341854iom.1 for ; Sun, 30 Aug 2020 04:44:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=90nqvY3TIGZlTWEomvS5xRC/YzJhv+Jw7sidT1nz8MA=; b=LQSaD244VrR+3VJ53dxHl+z+SsJ4Gv99iqjb3MzyqdYTOV0GQxPSLp+/I+FE4uZdmy Y4A9zrhkp3fPzeZrIdex2Hv0EXNSLn4D0aXYfhkg0dzX/P3psYNJKXmwMHX8i1ENtYdm b31PXWJkscY/XeiilliFEgzavMg8sYYCsRIa/W318Hxj2PT0qnEXico+HLhF2p99Pv5Q aNtGCzar2t6/NRr3pRHy0a0zOS1ckzOssKSGNUrEU2RzqMYfyW6RRNUYMh9+AD3ype7F aI9O3EQg9Vi6s4FeDTHE1ydya4dBeZ34XneyZH9PXp/9nDxdahErvY7vaU0m9szhTKqt xC2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=90nqvY3TIGZlTWEomvS5xRC/YzJhv+Jw7sidT1nz8MA=; b=exuQMlpNK1Ja9pwfbETCtIIyRsOe9Gb/lFelYAE8ZYJ378PFJyC+5hGF3DQnBJOFDj uqUux1hfw5ZnOhhMA4d3ThxEkkNL2h9FpPvk8b9yh9j4/1OGp/GR2OJ9GZ4bsKUumlbQ eKMoTKrxt5WIzFWm05kzL8OFFoYvTXkc35ElpysQT5S5zcCwRlGcTDMNoXTd1Wi606Lt Jllf8upctwCvxu7p2HEMACY7m5q4FcMM33NO7a9WWvlT6YsekWNhS/qvawGdrI/ZI1xG M6/AlHegxraopcfacSp4IQGSPAL1FasS4+5cl5qv6QpVvnWppReaNYDVpEt9+/nQPXC/ TD9A== X-Gm-Message-State: AOAM531XIVDUWyKU9jOqmX0idAqbckpX6Ua+OnlA1KdWZxow9tzeIg1I yWIMP5eXHMqYqIpboE+x1yg25HzJC2Tu+gqP2ZFNa9+P X-Google-Smtp-Source: ABdhPJy4vo4H2sC+uVDy8REzBfxyPRw79Lr9Tq96ees6R2BnIAlv5R3U28q9XupNhYnzwoQ+QQDydbTkwqugHMLHKD0= X-Received: by 2002:a6b:ec17:: with SMTP id c23mr5269194ioh.186.1598787871854; Sun, 30 Aug 2020 04:44:31 -0700 (PDT) MIME-Version: 1.0 References: <87tuwmiy4j.fsf@x220.int.ebiederm.org> <20200828155849.k46uk3x63aio3g3o@yavin.dot.cyphar.com> In-Reply-To: <20200828155849.k46uk3x63aio3g3o@yavin.dot.cyphar.com> From: Amir Goldstein Date: Sun, 30 Aug 2020 14:44:20 +0300 Message-ID: Subject: Re: Overlayfs @Plumbers To: Aleksa Sarai Cc: "Eric W. Biederman" , Linux Containers , overlayfs , Josh Triplett Content-Type: text/plain; charset="UTF-8" Sender: linux-unionfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-unionfs@vger.kernel.org On Fri, Aug 28, 2020 at 6:58 PM Aleksa Sarai wrote: > > On 2020-08-28, Eric W. Biederman wrote: > > Amir Goldstein writes: > > > > > Hi Guys, > > > > > > It's been nice to virtually meet with you yesterday. > > > Some of you wanted to follow up on overlayfs related issues. > > > > > > If you want to discuss, try to find me in one of the > > > https://meet.2020.linuxplumbersconf.org/hackrooms > > > today between 16:00-17:00 UTC > > > (No need to enter the room to see who's inside) > > > > > > If those times do not work for you, contact me and we can try > > > to schedule another time. > > > > Did this conversation wind up happening? Do we need to reschedule? > > This conversation already happened in a Hackroom on Tuesday. I'm not > sure if the Hackrooms will have their recordings published, so maybe > Amir can post any of the takeaways we had? > AFAIK we had discussed two issues. 1. Watching changes on upper layer 2. OCI format v2 #1 was brought up by Josh Triplett. He asked whether watching changes using inotify/fanotify on upper dir and reading changes from upper dir is a reasonable practice. I suggested that he use fanotify filesystem mark to watch changes on overlay sb and read the changes from overlay mount. #2 TBH I lost track and you guys continued the discussion after I left. >From what I gathered we need a way to describe clones and renames more efficiently, but I did not hear any solid plan of how to do that. So perhaps you would be able to fill in some details here. Thanks, Amir.