From mboxrd@z Thu Jan 1 00:00:00 1970 From: Loic Dachary Subject: Re: [ceph-users] OSD auto-mount after server reboot Date: Tue, 07 Apr 2015 23:31:10 +0200 Message-ID: <55244C9E.2080502@dachary.org> References: <5521614D.8090600@dachary.org> <5522D9FD.3000502@dachary.org> <55242DEE.5030907@dachary.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="hqsfwCAO59NWboquis8tJvMXG8JOMs3tP" Return-path: Received: from mail2.dachary.org ([91.121.57.175]:42996 "EHLO smtp.dmail.dachary.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753551AbbDGVbV (ORCPT ); Tue, 7 Apr 2015 17:31:21 -0400 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: shiva rkreddy Cc: Ceph Development This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --hqsfwCAO59NWboquis8tJvMXG8JOMs3tP Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 07/04/2015 23:03, shiva rkreddy wrote: > It turns out that ceph service is set ceph to off. Following defect tal= ks about it..Once its set to on, everything worked fine after host reboot= =2E >=20 > http://tracker.ceph.com/issues/9090 Interesting :-) Does that mean that the ceph service was somehow turned o= ff when upgrading from v0.80.7 to v0.80.9 ? >=20 > On Tue, Apr 7, 2015 at 2:20 PM, Loic Dachary > wrote: >=20 > [cc'ing ceph-devel for archival purposes] >=20 > Hi, >=20 > On 07/04/2015 19:55, shiva rkreddy wrote: > > Hi Loic, > > I've looked at the way our cluster provisioning partition and lab= el the journal device. Its done using /*parted*/ command with "gpt" label= =2E Following is the parted output for /dev/sdr that we were looking yes= terday. > > > > # parted /dev/sdr > > GNU Parted 2.1 > > Using /dev/sdr > > Welcome to GNU Parted! Type 'help' to view a list of commands. > > (parted) p > > Model: ASR7160 JBOD-R (scsi) > > Disk /dev/sdr: 960GB > > Sector size (logical/physical): 512B/512B > > Partition Table: *gpt* > > > > Number Start End Size File system Name Flags > > 1 9599MB 240GB 230GB primary > > 2 250GB 480GB 230GB primary > > 3 490GB 720GB 230GB primary > > 4 730GB 960GB 230GB primary > > > > (parted) > > > > *# sgdisk --info 1 /dev/sdr* > > Partition GUID code: 45B0969E-9B03-4F30-B4C6-B4B80CEFF106 (Micros= oft basic data) > > Partition unique GUID: 0A45987B-DC77-4816-B506-DEE0DC60AE9E > > First sector: 18747392 (at 8.9 GiB) > > Last sector: 468707327 (at 223.5 GiB) > > Partition size: 449959936 sectors (214.6 GiB) > > Attribute flags: 0000000000000000 > > Partition name: 'primary' > > > > > > We stared to put label on the disk based on a blog at http://blog= =2Ezhaw.ch/icclab/deploy-ceph-and-start-using-it-end-to-end-tutorial-inst= allation-part-13/ > > > > I'm not sure why sgdisk is getting "Microsoft basics data". >=20 > It's not a big deal as long as it's what ceph-disk expects: >=20 > https://github.com/ceph/ceph/blob/firefly/src/ceph-disk#L76 >=20 > The more interesting question would be to figure out if ceph-disk-u= dev is called from >=20 > https://github.com/ceph/ceph/blob/firefly/udev/95-ceph-osd-alt.rule= s >=20 > We have tried udevadm trigger --sysname-match=3Dsd* yesterday and v= erified it is called when a udev event is sent by the kernel. And you hav= e added that to /etc/rc.local to make sure it is called at least once at = boot time. Would you have time to experiment as described at https://wiki= =2Eubuntu.com/DebuggingUdev to get more information about what happens du= ring the boot phase of your machine ? >=20 > Cheers >=20 > > > > Thanks, > > Shiva > > > > On Mon, Apr 6, 2015 at 2:29 PM, shiva rkreddy >> wrote: > > > > Hi, > > > > I'm on IRC as *shivark* > > > > # sgdisk --info 1 /dev/sdb > > Partition GUID code: 4FBD7E29-9D25-41B8-AFD0-062C0CEFF05D (Un= known) > > Partition unique GUID: 1618223E-B8C9-4C4A-B5D2-EBFF6D64CB12 > > First sector: 2048 (at 1024.0 KiB) > > Last sector: 7811870686 (at 3.6 TiB) > > Partition size: 7811868639 sectors (3.6 TiB) > > Attribute flags: 0000000000000000 > > Partition name: 'ceph data' > > # > > > > > > On Mon, Apr 6, 2015 at 2:09 PM, Loic Dachary >> wrote: > > > > Hi, > > > > lrwxrwxrwx 1 root root 10 Apr 4 16:27 1618223e-b8c9-4c4a= -b5d2-ebff6d64cb12 -> ../../sdb1 > > > > looks encouraging. Could you > > > > sudo sgdisk --info 1 /dev/sdb > > > > to check that it matches ? If you're on IRC feel free to = ping me (CEST France/Paris time) and we can have a debug session. > > > > Cheers > > > > On 06/04/2015 02:47, shiva rkreddy wrote: > > > We have currently two osds configured on this system r= unning RHEL6.5, sharing a ssd drive as journal devices. > > > > > > udevadm trigger --sysname-match=3Dsdb or udevadm trigge= r --sysname-match=3D/dev/sdb, return without any output. Same thing happe= ns on ceph 0.80.7 where mount and services are started automatically. > > > > > > Output paste from ceph 0.80.9 is : http://pastebin.com/= 1Yqntadi > > > > > > > > > On Sun, Apr 5, 2015 at 11:22 AM, Loic Dachary > >>> wrote: > > > > > > > > > > > > On 04/04/2015 22:09, shiva rkreddy wrote: > > > > HI, > > > > I'm currently testing Firefly 0.80.9 and noticed = that OSD are not auto-mounted after server reboot. > > > > It used to mount auto with Firefly 0.80.7. OS is= RHEL 6.5. > > > > > > > > There was another thread earlier on this topic wi= th v0.80.8, suggestion was to add mount points to /etc/fstab. > > > > > > > > Question is whether the 0.80.7 behaviour could re= turn or its needs to be done via /etc/fstab or something else? > > > > > > It should work without adding lines in /etc/fstab. = Could you give more details about your setup ? Could you try > > > > > > udevadm trigger --sysname-match=3Dsdb > > > > > > if an osd is managing /dev/sdb. Does that mount the= osd ? It would also be useful to have the output of ls -l /dev/disk/by-p= artuuid > > > > > > Cheers > > > > > > -- > > > Lo=C3=AFc Dachary, Artisan Logiciel Libre > > > > > > > > > > -- > > Lo=C3=AFc Dachary, Artisan Logiciel Libre > > > > > > >=20 > -- > Lo=C3=AFc Dachary, Artisan Logiciel Libre >=20 >=20 --=20 Lo=C3=AFc Dachary, Artisan Logiciel Libre --hqsfwCAO59NWboquis8tJvMXG8JOMs3tP Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iEYEARECAAYFAlUkTJ4ACgkQ8dLMyEl6F20IJwCdE6yRcrmtUGO1VAJR4SllJkSH 4tgAnRoAmAs64srnCerFTFp+TIsDY79b =O3fv -----END PGP SIGNATURE----- --hqsfwCAO59NWboquis8tJvMXG8JOMs3tP--