From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f50.google.com (mail-wr1-f50.google.com [209.85.221.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 02829322E for ; Fri, 11 Oct 2024 22:46:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728686800; cv=none; b=DmJ7YZPheig8mpj7Ol11AuZqh95W9MHTrATQiRq39QusN25v1RKq9mfQimWqo0BRgg7WfIet9ADguauzs1h+UUzWCz/XDEg3QDlX0z2O8AyEsLLkYkED5w1JyWQPPGsOwO6Mln9ojjDLmKYfCsoyzb5G1TaUZfbeMglphkIw93s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728686800; c=relaxed/simple; bh=ulOpoC3d8eNQ+XNz1RzvmAbI5A/1LWblf71S/CyfmXY=; h=MIME-Version:From:Date:Message-ID:Subject:To:Content-Type; b=hINDaA/eEBzeVBmF21TYDSbJDPbesKTjynmWzlXbcDeHthHRWRcqKAM8S9bxEp7VB1FlNOTYm0d1yYoaTdq7CvFhfQmxKv1f2ISLu+XOE9TekYsWVW598nchMg5Pjw0lCyGNvrn22ctSKVZjnP3Y4o1/L4feYmX58T9wXpoMElg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=ZoUQk2Xv; arc=none smtp.client-ip=209.85.221.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ZoUQk2Xv" Received: by mail-wr1-f50.google.com with SMTP id ffacd0b85a97d-37ce9644daaso1652515f8f.3 for ; Fri, 11 Oct 2024 15:46:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1728686797; x=1729291597; darn=lists.linux.dev; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=ulOpoC3d8eNQ+XNz1RzvmAbI5A/1LWblf71S/CyfmXY=; b=ZoUQk2XvhUURgImwwmaDAMI3/bWTBe0S8d5IwfTt4gbRf+jj1JXeqGNWIhjpRFqRvZ FzpIHcPyNkFrHyS5OHXLH9kytxFxtlPVna5ssrk5wqjyiT+xQA/g+ktKJ5EpJe2uSxbW BsCyhxfwFSkSvi6+WPys3VvbFb3B8G1iHsVpDdTqLkPOo2SiZMVW51RUclXWKcW+P/Ka qp/PJjPofgTRdEsV0bulTXFHQoGHFTejogT7BNT9MYjJ/fj7IIHVcnMw+qoHzBcFAW7t HgTAyzkFURe/BygFAtaI3pxBT8YpQtndzSG4SdkCTAG/LLSLdoqIWP7Pyof2YU4ZEjFq lN+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728686797; x=1729291597; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=ulOpoC3d8eNQ+XNz1RzvmAbI5A/1LWblf71S/CyfmXY=; b=C1p26To2MCVQaobBFaHdUCyWtWckOyIse5hrCCmUCJAAowHW4UooSws4ZwQfx5PLr3 2ZJEE2pqaErlRGhadkyQJ1bMapE4njCWErFJzCxLpfWAIEpNrKgrQo8KNI4xj7Jyy0n/ 1VnLg/NMPo7IlVhNn8X1kdUn8OVrKmXohkZbY5i6xJ68xlLYRTaXuQ84TqiUvS8gtd6H ogwTbzDLPF81wF/nW9bnF573u9A4BdiHL0XmK0j94JO8pJnuaWZ69BqPlKMBh/x4ysmT JfXSimA8HMpVTfSZ3d8WqFS0r2pKrjd4Mc/0kh3Wf5QPGJChmc6hLenRwNKoQCfiaG0O WV+g== X-Gm-Message-State: AOJu0YxCDxeiJYyBKecHyB749NQoOvUFTPiJUeSl+dyPPGHflCUqlZqA 6tbOGyDvh9x8fAKVi6Yatisai1eFNo7E/pv2TiDwvZnDgA9WJHJmbsNrkSoOr7z4achNqH/8nnw frl5Y0IL3CeJHZxyszw4XmNFKRq3xIG2a X-Google-Smtp-Source: AGHT+IFCRrG6Yy1aYNSg4EWW/wfCvw8oYwg7Tx6h1J08O2wCzOXKhXdTTBbS4d7f2Y9FBiJfi3pMHKZOszQK8Lefq5o= X-Received: by 2002:adf:fccc:0:b0:37c:cd38:e7bd with SMTP id ffacd0b85a97d-37d5522bbd4mr2423534f8f.29.1728686796946; Fri, 11 Oct 2024 15:46:36 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-lvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Drew Eckhardt Date: Fri, 11 Oct 2024 15:46:26 -0700 Message-ID: Subject: lvm2/dm-thin snapshot memory and disk overhead To: linux-lvm@lists.linux.dev Content-Type: text/plain; charset="UTF-8" What's the lvm2/dm-thin snapshot memory and disk overhead for each chunk (default 64k) overwritten?