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=-4.3 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,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,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 08B45C433E1 for ; Sat, 27 Mar 2021 18:17:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0A7B619BB for ; Sat, 27 Mar 2021 18:17:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230363AbhC0SQn (ORCPT ); Sat, 27 Mar 2021 14:16:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230298AbhC0SQc (ORCPT ); Sat, 27 Mar 2021 14:16:32 -0400 Received: from mail-qk1-x729.google.com (mail-qk1-x729.google.com [IPv6:2607:f8b0:4864:20::729]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BB24BC0613B1 for ; Sat, 27 Mar 2021 11:16:29 -0700 (PDT) Received: by mail-qk1-x729.google.com with SMTP id c4so8620630qkg.3 for ; Sat, 27 Mar 2021 11:16:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-transfer-encoding:content-language; bh=lwaNHvDPscEU9S8NwxRnBrwLNFg6uL8GgPdrW1JUVyM=; b=J2CnecPLgzYF0BJIiXl3IekleLOEurPQxfLqEdDNlLEdv42VLSy4935CQKRUyETyby n2PBmLlTBnwWHx3SSwF/eigtKRpyQcGwG6sz1azMzTAthrAm0pT0kaffRvaWUD+vEflA 99yy+taF+yZz8D9pB/daxVwQW7dSMer00+CoKcApVmNuKDAcCb5RfWObCbLLduHG5ea6 YUtsICcCD6iUq+czDT5GaJRpofdXITqeIxqZJOa7VlCgtGJ0BPT1hlp4/Ei/YX85eva0 LYZq70GALXgcN5/2GR17VJ6kDHXZAVCqyF58ZKjRbcj649LQBHzJfiHN6xXxc8Xz/IIJ ovcw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=lwaNHvDPscEU9S8NwxRnBrwLNFg6uL8GgPdrW1JUVyM=; b=WGzwlJyscK+rj9Kcy341D3MLGFJtzRm11uZxCF78Sxz2W6OwU0a2j+iSdMUYbIRqLe IqI2AzDRJQdZSTK8gyrNyjoXO52EcBpNMxU1VTFu5F0q6BevkvotYPpk9nptdiWBjunM frqOqIDzKdqA2hXDo11dBDEwhceHwIlGbIC6cHQ+vwhkdn18T6H5soHrtJG+o1vJQcDE FLfRdV8IUG3mPCEwSeJPTY9afwHYH9GdGUjqr0grPUAbIMJADFYpXwx15LoM59qsD00S IN77lrjYCcw6vhI/PginIzsX0ngYdGojlFF9TriJWKQB1OnP0RpjJ0xn1djwpdqObqMN elBg== X-Gm-Message-State: AOAM533UFVOPW27yUu0tT0e+ciAlC5IT8qs6bnCEer7zW6raYe2nqT8n Y3rk3QB3NYcm11pcwcN2TZ5KPzJETag= X-Google-Smtp-Source: ABdhPJzdnAK1bSRZfvmHCdvoKg7ipZbZrkQ8DlRrj83Wb4mA9bKupLiaTqimRTTp6poZ56r1B3pn7w== X-Received: by 2002:a37:2795:: with SMTP id n143mr18212081qkn.292.1616868988764; Sat, 27 Mar 2021 11:16:28 -0700 (PDT) Received: from MacbookPro.local (c-73-249-174-88.hsd1.nh.comcast.net. [73.249.174.88]) by smtp.gmail.com with ESMTPSA id 17sm7633929qty.27.2021.03.27.11.16.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 27 Mar 2021 11:16:28 -0700 (PDT) Subject: Re: APFS and BTRFS To: Forza , "Eu, acc" , dsterba@suse.cz, linux-btrfs@vger.kernel.org References: <7ead4392-f4c2-2a5b-c104-ae8be585d49e@gmail.com> <20210322222257.GC7604@twin.jikos.cz> <8aaa32e2-c9bf-ef48-b6ac-1b04b26ab415@gmail.com> <43aa98ff-edfb-fba8-1bbb-2c497fbbe89e@tnonline.net> From: Forrest Aldrich Message-ID: <085b131d-58ce-bfe3-16d9-e02bc3d01ba4@gmail.com> Date: Sat, 27 Mar 2021 14:16:26 -0400 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: <43aa98ff-edfb-fba8-1bbb-2c497fbbe89e@tnonline.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org I'm taking data from the 18TB drive and placing it onto the USB-drive array I built (slower) -- it's on a USB 3.0 bus, off a raspberry pi, so very limited in terms of what I can do for that. It's a hackup job I'm building for longer term storage.  The real bottleneck is the USB3.x bus and the USB-based disks I have striped together -- yes, i know it's a hack :) On 3/27/21 2:13 PM, Forza wrote: > > On 2021-03-23 00:19, Forrest Aldrich wrote: >> I have apfs-fuse running, but it is read-only. >> >> I wanted to avoid the pain of replicating a large disk from USB3 to >> USB3 by converting the filesystem, which I expected wouldn't be >> possible.  So now I am just replicating it, which will take days to >> accomplish. >> > Have you considered taking the disks out of the USB enclosure and > putting them directly on the SATA controller? It could be faster. > > > ~Forza