From owner-freebsd-hackers@FreeBSD.ORG Thu Sep 3 10:05:43 2009 Return-Path: Delivered-To: hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 331FE106566B for ; Thu, 3 Sep 2009 10:05:43 +0000 (UTC) (envelope-from kraduk@googlemail.com) Received: from mail-bw0-f206.google.com (mail-bw0-f206.google.com [209.85.218.206]) by mx1.freebsd.org (Postfix) with ESMTP id A7E018FC1D for ; Thu, 3 Sep 2009 10:05:42 +0000 (UTC) Received: by bwz2 with SMTP id 2so1336208bwz.43 for ; Thu, 03 Sep 2009 03:05:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:cc:content-type; bh=ohY6Jvy0HOJheIsyJ9i19Lbuz1Lw42AHGDranq1WunE=; b=Yb8z5D+uaKGTK0QdPv2sZfoeA7qA6hbb53zE2OHk3LZYmZ0RaVHsFsveM3wLj7TsCo h5aGap8kQOzWmHwYaPZcUlMqt99G4BPKS2On9GW8HSygiU2uqPegJqGT7e/WJQ7sPhm+ WxjhVyUCY+KC7ItOq9Gt3NByraUzxx8g9x5N0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=bxpn3L9xFZi4PF1cqCc/GQj/2Hz0xuWVEsPkqfPBc+/r1YpSn7tPmbbgMCtHd/xxOp sY38CH6phcuFVH1aDDPJ9QMvOnSEcPVVgIjBHCJs5ScgiUJhRZsPpUTm2mcajqrZzDrU iVFu0CYUJ1zPWudOUlNpqNmlVizNQMQByQCic= MIME-Version: 1.0 Received: by 10.103.86.13 with SMTP id o13mr4097894mul.6.1251972341356; Thu, 03 Sep 2009 03:05:41 -0700 (PDT) In-Reply-To: <20090903094501.M34547@robert-eckardt.de> References: <20090902193059.M336@Robert-Eckardt.de> <78cb3d3f0909030009y505a30by769052258576bfeb@mail.gmail.com> <20090903071913.M84990@Robert-Eckardt.de> <20090903080558.M13772@Robert-Eckardt.de> <20090903094501.M34547@robert-eckardt.de> Date: Thu, 3 Sep 2009 11:05:41 +0100 Message-ID: From: krad To: Robert Eckardt X-Mailman-Approved-At: Thu, 03 Sep 2009 11:25:16 +0000 Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: hackers@freebsd.org, Adrian Penisoara Subject: Re: Fw: Re: ZFS continuously growing [SOLVED] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Sep 2009 10:05:43 -0000 2009/9/3 Robert Eckardt > On Thu, 3 Sep 2009 10:01:28 +0100, krad wrote > > 2009/9/3 Robert Eckardt > > On Thu, 3 Sep 2009 09:09:19 +0200, Adrian Penisoara wrote > > > > > Hi, > > > > > > On Wed, Sep 2, 2009 at 10:22 PM, Robert Eckardt > > > wrote: > > > > > > Do I have to be worried? > > > > Is there a memory leak in the current ZFS implementation? > > > > Why is used space growing slower than free space is shrinking? > > > > Is there some garbage collection needed in ZFS? > > > > > > > > Besides, although the backup server has 3 GB RAM I had to tune > arc_max > > > > to 150MB to copy the backed-up data from an 2.8TB ZFS (v6) to the > > > > 4.5 TB ZFS (v13) by "zfs send|zfs recv" without kmalloc panic. > > > > (I.e., the defaults algorithm was not sufficient.) > > > > > > do a " zfs list -t all" > > > > you will see all snapshots and zvols then as well > > Uups, sorry for asking. > Everything o.k. after "zfs destroy big/big@backup" :-( > > I hope the info on arc_max will stay useful. > > Regards, > Robert > > -- > Dr. Robert Eckardt --- Robert.Eckardt@Robert-Eckardt.de > > There was a change between zfs v7 and v13. IN 7 when you did a zfs list it would show snapshots, after 13 it didnt unless you supplied the switch. It still catches me out as we have a right mix of zfs version at work, so dont feel to bad 8)