From owner-freebsd-questions@FreeBSD.ORG Wed Dec 1 09:27:48 2010 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 6DD451065675 for ; Wed, 1 Dec 2010 09:27:48 +0000 (UTC) (envelope-from demelier.david@gmail.com) Received: from mail-bw0-f54.google.com (mail-bw0-f54.google.com [209.85.214.54]) by mx1.freebsd.org (Postfix) with ESMTP id E1E6E8FC08 for ; Wed, 1 Dec 2010 09:27:47 +0000 (UTC) Received: by bwz2 with SMTP id 2so6255034bwz.13 for ; Wed, 01 Dec 2010 01:27:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=atcejgSYcBT9AIc/fgxcSPMMw9WfvmkLK11Bz36LJQU=; b=cMG79Nzv2fLFrFXC0pjHhHT64+PbpkGucVuSucsvTUwyccExR/Sk2tTbsRosm9Nbr5 4pIPkUtjxcW4J8mh+z9pgBVR2t+l6XCNViUOHgsP/jgYs1UDUMx7lmtynleR9WzBKH7X xS0iAtQkXxfxzQTFMHmjDRBqlEfanli9OGz3o= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=dpt4xEUP/RDodGAjbP6b7f3DFw9p/RftmAy8s8gsa/Dsf0KiEcN0ULIe8fZUt4txwc UpP4lc7Ahy5QjWM2tVuZZHXRW2MIVkU6q2X3DIOLQ/qI2gdkf+/Ci7t+aryk+vwoAmib hVHl8yXhYRx8LfPEXYc86rxS6YHdjwl7z1zjw= MIME-Version: 1.0 Received: by 10.204.65.73 with SMTP id h9mr1558591bki.4.1291195666725; Wed, 01 Dec 2010 01:27:46 -0800 (PST) Received: by 10.204.127.20 with HTTP; Wed, 1 Dec 2010 01:27:46 -0800 (PST) In-Reply-To: References: <4CF5624F.4020901@gmail.com> <20101130221550.2cf6d726@davenulle.org> <4CF5F5F8.9070408@gmail.com> Date: Wed, 1 Dec 2010 10:27:46 +0100 Message-ID: From: David DEMELIER To: Paul B Mahol Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: Patrick Lamaiziere , freebsd-questions@freebsd.org Subject: Re: 8 partitions maximum 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: Wed, 01 Dec 2010 09:27:48 -0000 2010/12/1 Paul B Mahol : > On 12/1/10, David Demelier wrote: >> On 30/11/2010 23:29, Paul B Mahol wrote: >>> On 11/30/10, David DEMELIER =C2=A0wrote: >>>> 2010/11/30 Paul B Mahol: >>>>> On 11/30/10, David DEMELIER =C2=A0wrote: >>>>>> 2010/11/30 Patrick Lamaiziere: >>>>>>> Le Tue, 30 Nov 2010 21:45:03 +0100, >>>>>>> David Demelier =C2=A0a ecrit : >>>>>>> >>>>>>>> Hello, >>>>>>> Hello, >>>>>>> >>>>>>>> We all know that we can only have 8 ufs partitions in one freebsd >>>>>>>> slice. Since OpenBSD and NetBSD can support at most 32 partitions >>>>>>>> iirc. >>>>>>>> >>>>>>>> I wonder why FreeBSD still lacks more ufs partitions in one slice? >>>>>>>> >>>>>>>> Is there any plan to grow up max partitions or every work is >>>>>>>> dedicated to ZFS? >>>>>>> hmmm, isn't already done in 8.X ? >>>>>>> from what's cooking for FreeBSD 8.0 >>>>>>> http://ivoras.sharanet.org/freebsd/freebsd8.html >>>>>>> << >>>>>>> bsdlabel gets extended to 26 partitions >>>>>>> >>>>>>> Status: Committed to -CURRENT >>>>>>> Will appear in 8.0: sure >>>>>>> Author: Marcel Moolenaar >>>>>>> Web: commit message >>>>>>> >>>>>>> bsdlabel is (finally!) extended to support more than 8 partitions. = The >>>>>>> new limit of 26 partitions comes from the number of lower-case >>>>>>> letters. >>>>>>> >>>>>>> To make use of this change, GEOM_PART needs to be used instead of >>>>>>> GEOM_BSD (this is default in 8.0 but will not work with older >>>>>>> kernels). >>>>>> I don't have GEOM_PART in my kernel, but if you said it's default it >>>>>> should be pulled in. >>>>>> >>>>>>> Regards. >>>>>>> _______________________________________________ >>>>>>> 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" >>>>>>> >>>>>> But why : >>>>>> >>>>>> # /dev/md2s1: >>>>>> 8 partitions: >>>>>> # =C2=A0 =C2=A0 =C2=A0 =C2=A0size =C2=A0 offset =C2=A0 =C2=A0fstype = =C2=A0 [fsize bsize bps/cpg] >>>>>> =C2=A0 =C2=A0a: =C2=A010m =C2=A0 =C2=A0 =C2=A0 16 =C2=A0 =C2=A04.2BS= D =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0b: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0d: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0e: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0f: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0g: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0h: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0i: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0j: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> =C2=A0 =C2=A0k: =C2=A010m =C2=A0 =C2=A0 =C2=A0 * =C2=A0 =C2=A04.2BSD= =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 >>>>>> >>>>>> =C2=A0 =C2=A0c: =C2=A02047973 =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 = =C2=A0unused =C2=A0 =C2=A0 =C2=A0 =C2=A00 =C2=A0 =C2=A0 0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 # "raw" part, >>>>>> don't >>>>>> edit >>>>>> >>>>>> line 11: partition name out of range a-h: i >>>>>> line 12: partition name out of range a-h: j >>>>>> line 13: partition name out of range a-h: k >>>>>> re-edit the label? [y]: >>>>>> >>>>>> I'm on 8.1-RELEASE. >>>>> To make use of such feature you need to recreate table with gpart(8). >>>>> >>>>> bsdlabel is not going to work. >>>>> >>>> markand@Melon ~ $ sudo dd if=3D/dev/zero of=3Dmyfile.img bs=3D1m count= =3D100 >>>> 100+0 records in >>>> 100+0 records out >>>> 104857600 bytes transferred in 2.095537 secs (50038530 bytes/sec) >>>> markand@Melon ~ $ sudo mdconfig -a -f myfile.img -u 2 >>>> markand@Melon ~ $ sudo gpart create -s MBR md2 >>>> md2 created >>>> markand@Melon ~ $ sudo gpart show md2s1 >>>> gpart: No such geom: md2s1. >>>> markand@Melon ~ $ sudo gpart add -t freebsd md2 >>>> md2s1 added >>>> markand@Melon ~ $ sudo gpart add -t freebsd-ufs md2s1 >>>> gpart: No such geom: md2s1. >>>> markand@Melon ~ $ sudo gpart create -s BSD md2s1 >>> gpart create -s BSD -n 26 md2s1 >> >> markand@Melon ~ $ sudo gpart create -s BSD -n 26 md0s1 >> gpart: entries '26': Invalid argument >> markand@Melon ~ $ sudo gpart create -s BSD -n 8 md0s1 >> md0s1 created >> > > Looks like max number is 20, up to md2s1t. > Yes I saw that it was only 20 max, so how to get 26 partitions using bsdlabel ? :-) Cheers, --=20 Demelier David