From owner-freebsd-questions@FreeBSD.ORG Thu Sep 17 20:20:41 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5BAAF106566C for ; Thu, 17 Sep 2009 20:20:41 +0000 (UTC) (envelope-from kraduk@googlemail.com) Received: from mail-bw0-f227.google.com (mail-bw0-f227.google.com [209.85.218.227]) by mx1.freebsd.org (Postfix) with ESMTP id D1A4C8FC1C for ; Thu, 17 Sep 2009 20:20:40 +0000 (UTC) Received: by bwz27 with SMTP id 27so283491bwz.43 for ; Thu, 17 Sep 2009 13:20:40 -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:content-type; bh=4Q01HbjOAyyiGSm6o0XQOR+SOT/p0IaJAlnwogo7cZs=; b=AGpecplcms3qfy8wZz/dVyehq3UQ4S4aOpmFaK8L6auv2DNTPH4k1OKcV/okMHNQhO MAp55700Ofa1BOvolUykh1FmL39rjStS3aEDv1v2QMNMP9EfEuhx7g4MTjjSOA603SfX 3O2QlPhqjsGjnDtHiFvTDfZPbQlP0slz8+WrQ= 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 :content-type; b=bJTpXKU+aDTSwGJk7dcxAbYBOm/JxSEs5zB2/PcJd69O56C3jENF4In66+K/fke5/x q1hGTt1BIZ/NSY0rO1kWR9z+nk8tKJZYNtu80wIwyfQKn5boN0h5a43ONiWuC2yFDsZ7 zEEngyFkbEoCHHuf6s1WNq60gX3P04giDqNmM= MIME-Version: 1.0 Received: by 10.239.168.221 with SMTP id l29mr40245hbe.118.1253218839753; Thu, 17 Sep 2009 13:20:39 -0700 (PDT) In-Reply-To: <20090917174614.GB34712@ei.bzerk.org> References: <7E2DB08A-9E11-47D7-904D-9F3D8490868E@gmail.com> <4AB22B09.4070507@ibctech.ca> <29722c130909170735w24886ac9j8c5faaed15d17bb9@mail.gmail.com> <20090917174614.GB34712@ei.bzerk.org> Date: Thu, 17 Sep 2009 21:20:39 +0100 Message-ID: From: krad To: Ruben de Groot , Anselm Strauss , Steve Bertrand , freebsd-questions@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Subject: Re: ZFS on small systems X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Sep 2009 20:20:41 -0000 2009/9/17 Ruben de Groot > On Thu, Sep 17, 2009 at 04:35:37PM +0200, Anselm Strauss typed: > > Thanks for your advice, Steve. > > > > I looked a bit at the source code and in > > /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/arc.c and I > > found this: > > > > /* set min cache to 1/32 of all memory, or 16MB, whichever is more */ > > arc_c_min = MAX(arc_c / 4, 64<<18); > > > > Could this mean that 16 MB are already enough to run ZFS? > > I seriously doubt it. > > Ruben > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to " > freebsd-questions-unsubscribe@freebsd.org" > Sun dont recommend it on a system with < 1 gb of ram, 2 or more is preferred though.