From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from plane.gmane.org ([80.91.229.3]:37394 "EHLO plane.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751207AbaANJai (ORCPT ); Tue, 14 Jan 2014 04:30:38 -0500 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1W30KS-0005sC-Rp for linux-btrfs@vger.kernel.org; Tue, 14 Jan 2014 10:30:36 +0100 Received: from ip68-231-22-224.ph.ph.cox.net ([68.231.22.224]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 14 Jan 2014 10:30:36 +0100 Received: from 1i5t5.duncan by ip68-231-22-224.ph.ph.cox.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 14 Jan 2014 10:30:36 +0100 To: linux-btrfs@vger.kernel.org From: Duncan <1i5t5.duncan@cox.net> Subject: Re: btrfsck does not fix Date: Tue, 14 Jan 2014 09:30:14 +0000 (UTC) Message-ID: References: <52C7127F.3060902@friedels.name> <6E517D5F-B921-47E7-82E7-27865077C43D@colorremedies.com> <52C87B67.1040503@friedels.name> <52CC65C9.3090605@friedels.name> <52D08812.3040707@friedels.name> <0FFB7595-0A34-424C-BFC5-CCF6098A7801@colorremedies.com> <52D317CF.2070007@friedels.name> <4A0D47A5-0FBC-488E-83E9-311FE89DBB03@colorremedies.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: Chris Murphy posted on Tue, 14 Jan 2014 00:49:13 -0700 as excerpted: > On Jan 13, 2014, at 11:03 PM, Duncan <1i5t5.duncan@cox.net> wrote: > >> Chris Murphy posted on Mon, 13 Jan 2014 17:40:33 -0700 as excerpted: >> >>> btrfs-image -c 9-t 4 /dev/sdX /mnt/ >>> >>> You can keep it handy in case a dev asks for it or you can attach it >>> to a kernel.org bug report. >> >> How big are they? manpage says it's metadata only (data is zeroed), >> so I'd guess one could expect it to be about metadata size as reported >> by btrfs fi df? > > # btrfs fi df /mnt/isos > Metadata, DUP: total=1.00GiB, used=289.53MiB > > 193M -rw-r--r--. 1 root root 193M Jan 14 00:44 sdb.img > > Guess that's too big to attach to a bugzilla bug. ~ 290 MiB metadata, ~ 190 MiB btrfs-image. So roughly 2/3 the size of metadata. Metadata minus file tails (which are actually data, thus should be zeroed)? Thanks. I wonder if it compresses? But yeah, without checking bugzie filesize caps, that eyeballs as a bit big. It could be kept to be private-mailed on request, and/or stuck on a pastebin somewhere, however. As long as the reporter isn't stuck on mobile with a gig-a-month data cap or dialup or some such... -- Duncan - List replies preferred. No HTML msgs. "Every nonfree program has a lord, a master -- and if you use the program, he is your master." Richard Stallman