From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from meiko.romanrm.net ([195.154.92.155]:58746 "EHLO meiko.romanrm.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750902AbcCJIdj (ORCPT ); Thu, 10 Mar 2016 03:33:39 -0500 Date: Thu, 10 Mar 2016 13:33:34 +0500 From: Roman Mamedov To: Chris Murphy Cc: Btrfs BTRFS Subject: Re: [bug] df returns 100% used for empty mixed block group filesystem Message-ID: <20160310133334.1528bc88@natsu> In-Reply-To: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; boundary="Sig_/oPtKFYzRjnw/6t99guYD5./"; protocol="application/pgp-signature" Sender: linux-btrfs-owner@vger.kernel.org List-ID: --Sig_/oPtKFYzRjnw/6t99guYD5./ Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Thu, 10 Mar 2016 01:24:44 -0700 Chris Murphy wrote: > kernel 4.5.0 rc7 > btrfs-progs-4.4.1-1 >=20 > Summary: A new empty mixed block group "-M" filesystem shows up as > 100% full with regular df (gnu coreutils 8.24). Pretty sure this is > not a regression, but no regression testing done. >=20 >=20 > https://bugzilla.kernel.org/show_bug.cgi?id=3D114281 Just guessing here, but this might be related? [PATCH] btrfs: statfs: report zero available if metadata are exhausted http://www.spinics.net/lists/linux-btrfs/msg48013.html Maybe some maths there are wrong in case of a mixed blockgroup filesystem. --=20 With respect, Roman --Sig_/oPtKFYzRjnw/6t99guYD5./ Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEARECAAYFAlbhMWAACgkQTLKSvz+PZwja2wCeMe4NqNGEbkxFa8uAKDQrkruu jMgAn0B9/tjhc46o9BknI7Y+jUAVw7TP =j1sr -----END PGP SIGNATURE----- --Sig_/oPtKFYzRjnw/6t99guYD5./--