From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.virtall.com (mail.virtall.com [46.4.129.203]) (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 798453F9C5 for ; Wed, 21 Aug 2024 08:05:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.4.129.203 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724227538; cv=none; b=EcvXMiSZIkYwlnFD4uKdBV+vatH+yGeSTsL9bG1mK8kVGUmUSE9yrhyMNskkDku9oiYApianfZYKvhypHBQ1rKKGEVTZJhzAfJQaWtu2zgocXLYtq1yhLSUZXxZcuySFAPs4V+2C1LV0XBuwp7oOGSgZWEYIkeMnQp2lg/yWWOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724227538; c=relaxed/simple; bh=6NNEIuurzyrFYijvXPFwfEfSLdrGD3GRFAIE2Bcl/1k=; h=MIME-Version:Date:From:To:Cc:Subject:In-Reply-To:References: Message-ID:Content-Type; b=IY1rPZzNvB9GzDOHHxtMUlp8v+9M/Y+/7QjjoznxQS5AT5S/8sibzPkFk5Wwlf8lFEzYTxnbh/JImcBjeCf+CdeTk2iXkIUd5Z8HqUD6ngdZDYVF/vYPPdWZqUIlOaStPhFRYAB5Yaxnhj0FrZgrTul1fXGVeaMQmV9MR2Y3+rI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wpkg.org; spf=pass smtp.mailfrom=wpkg.org; dkim=pass (2048-bit key) header.d=wpkg.org header.i=@wpkg.org header.b=M3U4nvzl; arc=none smtp.client-ip=46.4.129.203 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wpkg.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=wpkg.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=wpkg.org header.i=@wpkg.org header.b="M3U4nvzl" Received: from mail.virtall.com (localhost [127.0.0.1]) by mail.virtall.com (Postfix) with ESMTP id 23CF213F06835; Wed, 21 Aug 2024 08:05:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wpkg.org; s=default; t=1724227529; bh=X0HmimLJ+/osF4JPiaRbYREYvjA1hWrf8M+ZUc6c/r4=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=M3U4nvzlINs100/4LqXBYwiOcxvF5lAdBbbnnEJGpsbjggZMFufrSR0c9ugYvCnVW Yccls+X3lrL1LotuO9Z3tP9wDN0pptmFh4gs//2XJXg8K56Y2AlQbilIhmLPaL8RDP xOSKki97bYqOZE/gwxP78399Vat2EsyitO4NnKda4V+5Tbjzso1HWdUX3lUt0XKRUM O7HB0JUD3+G8W3Z75cebJaET+c0Iuhobk1P3D6b0/EfxTuIcxOi9WrTzIMs4e/8rmI NfEHzOFa4yNkG7RzdPn1I6RhvL8eBB15yQMTeHDuz8DVvEFvp6SDSeYlPVg5i8+uVH c3JjbmLDduhTw== X-Fuglu-Suspect: 6558d0ac8e1c4c328c778721670e8f63 X-Fuglu-Spamstatus: NO Received: from localhost (localhost [127.0.0.1]) (Authenticated sender: tch@virtall.com) by mail.virtall.com (Postfix) with ESMTPSA; Wed, 21 Aug 2024 08:05:28 +0000 (UTC) Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Wed, 21 Aug 2024 10:05:28 +0200 From: Tomasz Chmielewski To: Qu Wenruo Cc: Btrfs BTRFS Subject: Re: out of space (>865 GB free), filesystem remounts read-only - how to recover? In-Reply-To: References: <6b17f157-49c3-4874-898f-68541b2dce0a@gmx.com> <6505eaf6b2bdaefa835944c7617d2725@wpkg.org> Message-ID: <1084e651c874e828ba117c58e1d2211e@wpkg.org> X-Sender: mangoo@wpkg.org Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2024-08-21 09:59, Qu Wenruo wrote: >> System,RAID1: Size:8.00MiB, Used:2.30MiB (28.71%) >>    /dev/sde1       8.00MiB >>    /dev/sdf1       8.00MiB >> >> Unallocated: >>    /dev/sdc1       1.00MiB >>    /dev/sdd1       1.00MiB >>    /dev/sde1       1.00MiB >>    /dev/sdf1       1.00MiB > > At least one good news is, all your four devices are usage are very > balanced. >>    /dev/loop0    100.00GiB > > You just need to add another device to fulfill the RAID1 requirement. So, for example, one more loop device of 100 GB? > Then you will still need to remove enough data to get at least 1GiB for > two devices, then you can go balance data to free some space for your > metadata. Tomasz