From owner-freebsd-fs@FreeBSD.ORG Fri Sep 27 13:05:43 2013 Return-Path: Delivered-To: freebsd-fs@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 7EF36C10 for ; Fri, 27 Sep 2013 13:05:43 +0000 (UTC) (envelope-from prvs=1982cd6be2=killing@multiplay.co.uk) Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 1C2532B73 for ; Fri, 27 Sep 2013 13:05:42 +0000 (UTC) Received: from r2d2 ([82.69.141.170]) by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23]) (MDaemon PRO v10.0.4) with ESMTP id md50006123864.msg for ; Fri, 27 Sep 2013 14:05:33 +0100 X-Spam-Processed: mail1.multiplay.co.uk, Fri, 27 Sep 2013 14:05:33 +0100 (not processed: message from valid local sender) X-MDDKIM-Result: neutral (mail1.multiplay.co.uk) X-MDRemoteIP: 82.69.141.170 X-Return-Path: prvs=1982cd6be2=killing@multiplay.co.uk X-Envelope-From: killing@multiplay.co.uk X-MDaemon-Deliver-To: freebsd-fs@FreeBSD.org Message-ID: <34A97DEE00E94B1F8EC3028B61BEF621@multiplay.co.uk> From: "Steven Hartland" To: "Attila Nagy" , References: <52457A32.2090105@fsn.hu> Subject: Re: the exponential file system from hell Date: Fri, 27 Sep 2013 14:05:37 +0100 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5931 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 Sep 2013 13:05:43 -0000 Pro tip don't use an insulting subject if your looking for help. Regards Steve ----- Original Message ----- From: "Attila Nagy" To: Sent: Friday, September 27, 2013 1:29 PM Subject: zfs: the exponential file system from hell > Hi, > > Did anyone try to fill a zpool with multiple zfs in it and graph the > space accounted by df and zpool list? > If not, here it is: > https://picasaweb.google.com/104147045962330059540/FreeBSDZfsVsDf#5928271443977601554 > > The zpool in question: > NAME STATE READ WRITE CKSUM > mnt ONLINE 0 0 0 > raidz2-0 ONLINE 0 0 0 > da1 ONLINE 0 0 0 > da2 ONLINE 0 0 0 > da3 ONLINE 0 0 0 > da4 ONLINE 0 0 0 > raidz2-1 ONLINE 0 0 0 > da5 ONLINE 0 0 0 > da6 ONLINE 0 0 0 > da7 ONLINE 0 0 0 > da8 ONLINE 0 0 0 > raidz2-2 ONLINE 0 0 0 > da9 ONLINE 0 0 0 > da10 ONLINE 0 0 0 > da11 ONLINE 0 0 0 > da13 ONLINE 0 0 0 > > And the zfs-es on it: > NAME USED AVAIL REFER MOUNTPOINT > mnt 23.3G 0 53.8K /mnt > mnt/p1 3.89G 0 3.89G /mnt/p1 > mnt/p2 3.89G 0 3.89G /mnt/p2 > mnt/p3 3.89G 0 3.89G /mnt/p3 > mnt/p4 3.89G 0 3.89G /mnt/p4 > mnt/p5 3.89G 0 3.89G /mnt/p5 > mnt/p6 3.89G 0 3.89G /mnt/p6 > > I have evenly filled the six zfs in 1/100th percents of the full space > available, and graphed the results of zpool list's capacity and df's > capacity. > The x scale is the real space usage in percents. > > It's quite annoying when df says the file systems are 20% full, while in > reality, they are at 60%. > > Any chance that it will be solved? > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" > ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.