From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id C88567F83 for ; Mon, 4 Nov 2013 14:53:40 -0600 (CST) Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by relay3.corp.sgi.com (Postfix) with ESMTP id 55FFEAC001 for ; Mon, 4 Nov 2013 12:53:40 -0800 (PST) Received: from ipmail06.adl2.internode.on.net (ipmail06.adl2.internode.on.net [150.101.137.129]) by cuda.sgi.com with ESMTP id 4xKcxmPdpfjRfUHn for ; Mon, 04 Nov 2013 12:53:38 -0800 (PST) Date: Tue, 5 Nov 2013 07:53:28 +1100 From: Dave Chinner Subject: Re: How to use increased number of ACL entries? Message-ID: <20131104205328.GP6188@dastard> References: <20131103081704.GE9974@fit.vutbr.cz> <20131104003915.GN6188@dastard> <5277086E.6030905@sandeen.net> <52771FFE.8030009@gmail.com> <5277AE19.0@sandeen.net> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5277AE19.0@sandeen.net> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Eric Sandeen Cc: Kasparek Tomas , "Michael L. Semon" , xfs@oss.sgi.com On Mon, Nov 04, 2013 at 08:24:25AM -0600, Eric Sandeen wrote: > On 11/3/13, 10:18 PM, Michael L. Semon wrote: > > On 11/03/2013 09:37 PM, Eric Sandeen wrote: > >> On 11/3/13, 6:39 PM, Dave Chinner wrote: > >>> On Sun, Nov 03, 2013 at 09:17:04AM +0100, Kasparek Tomas wrote: > >>>> Hello, > >>>> > >>>> I'm trying to get more then 25 ACLs entries to work according to > >>>> http://oss.sgi.com/pipermail/xfs/2013-May/026544.html . I'm running 3.10.x > >>>> kernel which seems to contain these changes. I understand, that this is > >>>> on-disk format change, so I expect to need new xfsprogs too. I tried the > >>>> version from CentOS 6.4 (3.1.1) and one from git repo ( > >>>> git://oss.sgi.com/xfs/cmds/xfsprogs), but still it fails to create more then > >>>> 25 ACL entries (21 user defined). Is there something I'm still missing? > >>> > >>> You haven't told mkfs to change the on disk format to enable more > >>> than 25 ACLs. Only the version from git will do it, and your CentOS > >>> kernel will not support it. > >> > >> but the 3.10.x kernel you're running will IIRC; use "-m crc=1" on the mkfs.xfs > >> commandline from a git mkfs.xfs. > >> > >> -Eric > >> > >>> Cheers, > >>> > >>> Dave. > > > > Y'know, Eric, your best suggestions are always made when I'm working on a > > non-test PC that I don't really want to touch ;-) But anyway, (i686 Pentium > > 4, kernel 3.10.17)... > > > > git xfsprogs will make the filesystem in question: > > > > root@bpserver:/storage/devel/git-xfsprogs# mkfs/mkfs.xfs /dev/sdb3 > > mkfs.xfs: /dev/sdb3 appears to contain an existing filesystem (swap). > > mkfs.xfs: Use the -f option to force overwrite. > > root@bpserver:/storage/devel/git-xfsprogs# mkfs/mkfs.xfs -f -m crc=1 /dev/sdb3 > > meta-data=/dev/sdb3 isize=512 agcount=4, agsize=65536 blks > > = sectsz=512 attr=2, projid32bit=1 > > = crc=1 > > data = bsize=4096 blocks=262144, imaxpct=25 > > = sunit=0 swidth=0 blks > > naming =version 2 bsize=4096 ascii-ci=0 ftype=1 > > log =internal log bsize=4096 blocks=12800, version=2 > > = sectsz=512 sunit=0 blks, lazy-count=1 > > realtime =none extsz=4096 blocks=0, rtextents=0 > > > > However, it should be dirent (ftype=1 in the above output) that keeps a > > vanilla 3.10.17 kernel from mounting the resulting filesystem: > > I'm sorry, you are right - it hit kernel v3.11: > > 5c87d4bc1a86bd6e6754ac3d6e111d776ddcfe57 xfs: increase number of ACL entries for V5 superblocks > > $ git describe --contains 5c87d4bc1a86bd6e6754ac3d6e111d776ddcfe57 > v3.11-rc1~18^2~41 And a current git mkfs for -m crc=1 sets ftype which didn't hit until: $ glo -n 1 0cb97766 0cb9776 xfs: Add read-only support for dirent filetype field $ git describe --contains 0cb97766 xfs-for-linus-v3.12-rc1~19 $ So a 3.12 kernel will be required to use it with a mkfs from the git tree. Cheers, Dave. -- Dave Chinner david@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs