From owner-freebsd-hackers@FreeBSD.ORG Mon Jan 12 12:31:07 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 CFA8D106566B; Mon, 12 Jan 2009 12:31:07 +0000 (UTC) (envelope-from m.seaman@infracaninophile.co.uk) Received: from smtp.infracaninophile.co.uk (gate6.infracaninophile.co.uk [IPv6:2001:8b0:151:1::1]) by mx1.freebsd.org (Postfix) with ESMTP id 3576C8FC24; Mon, 12 Jan 2009 12:31:06 +0000 (UTC) (envelope-from m.seaman@infracaninophile.co.uk) Received: from lack-of-gravitas.thebunker.net (gateway.ash.thebunker.net [213.129.64.4]) (authenticated bits=0) by smtp.infracaninophile.co.uk (8.14.3/8.14.3) with ESMTP id n0CCUsU7050867 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 12 Jan 2009 12:31:01 GMT (envelope-from m.seaman@infracaninophile.co.uk) X-DKIM: Sendmail DKIM Filter v2.7.2 smtp.infracaninophile.co.uk n0CCUsU7050867 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=infracaninophile.co.uk; s=200708; t=1231763461; bh=RYFsEgLVSS28N0 ozZ6/b2o/eADSv5InVkoubHLP5pbY=; h=Message-ID:Date:From:MIME-Version: To:CC:Subject:References:In-Reply-To:Content-Type: Content-Transfer-Encoding:Cc:Content-Type:Date:From:In-Reply-To: Message-ID:Mime-Version:References:To; z=Message-ID:=20<496B37FD.7 040209@infracaninophile.co.uk>|Date:=20Mon,=2012=20Jan=202009=2012: 30:53=20+0000|From:=20Matthew=20Seaman=20|Organization:=20Infracaninophile|User-Agent:=20Thunderbird= 202.0.0.19=20(X11/20090103)|MIME-Version:=201.0|To:=20Christian=20B rueffer=20|CC:=20Christoph=20Mallon=20,=20trhodes@freebsd.org,=20=0D=0A=20hackers@freeb sd.org|Subject:=20Re:=20gcache=20[was:=20Re:=203x=20read=20to=20wri te=20ratio=20on=20dump/restore]|References:=20<20090109.095027.-167 2857892.imp@bsdimp.com>=09<20090111041710.GB5661@server.vk2pj.dyndn s.org>=09<20090112050537.f423215c.ota@j.email.ne.jp>=20<496B1E47.10 30403@gmx.de>=20<20090112113057.GA1277@haakonia.hitnet.RWTH-Aachen. DE>|In-Reply-To:=20<20090112113057.GA1277@haakonia.hitnet.RWTH-Aach en.DE>|X-Enigmail-Version:=200.95.6|Content-Type:=20text/plain=3B=2 0charset=3DUTF-8=3B=20format=3Dflowed|Content-Transfer-Encoding:=20 7bit; b=Qf5kgjcNIXIifY0RRzwq+4t0GvV8OGxF5m0rXx5j+BCHU9pSNTQMy8aPl4t Oip/ySJ4XcYTQxFz40A6THoIWNloj19Z/DF1Wvder0srXdjsJzyTpHY7k6+4v0XYkHG JQ0xdWZfDffdig4OT0ELjdxWXWiiCKjN0EXpqcXdeNxyM= Message-ID: <496B37FD.7040209@infracaninophile.co.uk> Date: Mon, 12 Jan 2009 12:30:53 +0000 From: Matthew Seaman Organization: Infracaninophile User-Agent: Thunderbird 2.0.0.19 (X11/20090103) MIME-Version: 1.0 To: Christian Brueffer References: <20090109.095027.-1672857892.imp@bsdimp.com> <20090111041710.GB5661@server.vk2pj.dyndns.org> <20090112050537.f423215c.ota@j.email.ne.jp> <496B1E47.1030403@gmx.de> <20090112113057.GA1277@haakonia.hitnet.RWTH-Aachen.DE> In-Reply-To: <20090112113057.GA1277@haakonia.hitnet.RWTH-Aachen.DE> X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (smtp.infracaninophile.co.uk [81.187.76.162]); Mon, 12 Jan 2009 12:31:01 +0000 (GMT) X-Virus-Scanned: ClamAV 0.94.2/8853/Mon Jan 12 00:26:44 2009 on happy-idiot-talk.infracaninophile.co.uk X-Virus-Status: Clean X-Spam-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VERIFIED,SPF_FAIL autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on happy-idiot-talk.infracaninophile.co.uk Cc: hackers@freebsd.org, trhodes@freebsd.org, Christoph Mallon Subject: Re: gcache [was: Re: 3x read to write ratio on dump/restore] 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: Mon, 12 Jan 2009 12:31:08 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: RIPEMD160 Christian Brueffer wrote: | On Mon, Jan 12, 2009 at 11:41:11AM +0100, Christoph Mallon wrote: |> Yoshihiro Ota schrieb: |>> Try GEOM Cache(gcache). |> Just a side note: gcache does not seem to have any documentation. "man |> gcache" is unsuccessful, geom(8) does not mention it (geom and gcache |> are the same hardlinked binary). Is there information about it somewhere? |> _______________________________________________ | | A manpage for gcache is currently under review. Hopefully it will be | committed in the next couple of days. Unfortunate name clash with apache13-ssl's gcache though. Cheers, Matthew - -- Dr Matthew J Seaman MA, D.Phil. Flat 3 ~ 7 Priory Courtyard PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate ~ Kent, CT11 9PW, UK -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEAREDAAYFAklrN/0ACgkQ8Mjk52CukIxRcwCfQYWp6FHjrsFn0u3MBofWlhNg mhgAnRz2zNyW4WSe8W8Lc+0XK49LVPud =trWs -----END PGP SIGNATURE-----