From owner-freebsd-hackers@FreeBSD.ORG  Thu Jan 24 14:53:19 2013
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Delivered-To: freebsd-hackers@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by hub.freebsd.org (Postfix) with ESMTP id 9E795A2F;
 Thu, 24 Jan 2013 14:53:19 +0000 (UTC)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from wojtek.tensor.gdynia.pl (wojtek.tensor.gdynia.pl
 [188.252.31.196])
 by mx1.freebsd.org (Postfix) with ESMTP id 05EDFCE4;
 Thu, 24 Jan 2013 14:53:18 +0000 (UTC)
Received: from wojtek.tensor.gdynia.pl (localhost [127.0.0.1])
 by wojtek.tensor.gdynia.pl (8.14.5/8.14.5) with ESMTP id r0OErHwx005776;
 Thu, 24 Jan 2013 15:53:17 +0100 (CET)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Received: from localhost (wojtek@localhost)
 by wojtek.tensor.gdynia.pl (8.14.5/8.14.5/Submit) with ESMTP id r0OErHh0005773;
 Thu, 24 Jan 2013 15:53:17 +0100 (CET)
 (envelope-from wojtek@wojtek.tensor.gdynia.pl)
Date: Thu, 24 Jan 2013 15:53:17 +0100 (CET)
From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To: Zaphod Beeblebrox <zbeeble@gmail.com>
Subject: Re: ZFS regimen: scrub, scrub, scrub and scrub again.
In-Reply-To: <CACpH0McdJOrCgNWCsRwqnO_AvzzzDCx5gQxJL1nvF+8=ysqwRg@mail.gmail.com>
Message-ID: <alpine.BSF.2.00.1301241552440.5766@wojtek.tensor.gdynia.pl>
References: <CACpH0Mf6sNb8JOsTzC+WSfQRB62+Zn7VtzEnihEKmEV2aO2p+w@mail.gmail.com>
 <alpine.BSF.2.00.1301211201570.9447@wojtek.tensor.gdynia.pl>
 <20130122073641.GH30633@server.rulingia.com>
 <alpine.BSF.2.00.1301232121430.1659@wojtek.tensor.gdynia.pl>
 <51013345.8010701@platinum.linux.pl>
 <CACpH0McdJOrCgNWCsRwqnO_AvzzzDCx5gQxJL1nvF+8=ysqwRg@mail.gmail.com>
User-Agent: Alpine 2.00 (BSF 1167 2008-08-23)
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.2.7
 (wojtek.tensor.gdynia.pl [127.0.0.1]); Thu, 24 Jan 2013 15:53:17 +0100 (CET)
Cc: freebsd-fs@freebsd.org, freebsd-hackers@freebsd.org,
 Adam Nowacki <nowakpl@platinum.linux.pl>
X-BeenThere: freebsd-hackers@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Technical Discussions relating to FreeBSD
 <freebsd-hackers.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-hackers>, 
 <mailto:freebsd-hackers-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-hackers>
List-Post: <mailto:freebsd-hackers@freebsd.org>
List-Help: <mailto:freebsd-hackers-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-hackers>,
 <mailto:freebsd-hackers-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 24 Jan 2013 14:53:19 -0000

> several small files at once, does the transaction use a record, or does
> each file need to use a record?  Additionally, if small files use
> sub-records, when you delete that file, does the sub-record get moved or
> just wasted (until the record is completely free)?

writes of small files are always good with ZFS.