Ah, you are correct.. it's getting late for me.. LOL Thanks Ellard!
*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* Octave J. Orgeron Solaris Virtualization Architect and Consultant Web: http://unixconsole.blogspot.com E-Mail: unixconsole at yahoo.com *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* ----- Original Message ---- From: Ashutosh Tripathi <ashutosh.tripa...@sun.com> To: Octave Orgeron <unixconsole at yahoo.com> Cc: Ellard.Roush at Sun.COM; ldoms-discuss at opensolaris.org; Paolo Merisio <merisiop at gmail.com>; clusters <ha-clusters-discuss at opensolaris.org> Sent: Tuesday, July 21, 2009 10:58:22 PM Subject: Re: [ha-clusters-discuss] iSCSI & Quorum [was: Re: [ldoms-discuss] LDoms 1.2] Octave Orgeron wrote: > Hi Ashutosh, ^^^^^^^^ Spelling mistake! "Ellard" is what you meant, i think. -ashu > > Thank you for the clarification on how iSCSi can be used with SC. I would > assume this is the same for openha on opensolaris? This is something I'd like > to try out. Thanks again! > > Thanks! > > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > Octave J. Orgeron > Solaris Virtualization Architect and Consultant > Web: http://unixconsole.blogspot.com > E-Mail: unixconsole at yahoo.com > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > > > > ----- Original Message ---- > From: Ellard Roush <Ellard.Roush at Sun.COM> > To: Octave Orgeron <unixconsole at yahoo.com> > Cc: Ashutosh Tripathi <Ashutosh.Tripathi at Sun.COM>; ldoms-discuss at > opensolaris.org; Paolo Merisio <merisiop at gmail.com>; clusters > <ha-clusters-discuss at opensolaris.org> > Sent: Tuesday, July 21, 2009 7:05:34 PM > Subject: Re: [ha-clusters-discuss] iSCSI & Quorum [was: Re: [ldoms-discuss] > LDoms 1.2] > > Hi, > > When the administrator adds an iSCSI device to the system, that device looks > like a SCSI device (at least the Quorum subsystem sees the device as > a SCSI device). > > Sun Cluster supports an iSCSI device as a Quorum device when the > iSCSI device is on the same subnet as the cluster nodes. > We do not support an iSCSI device as a Quorum device when > the iSCSI device is on a different subnet. The limitation is due > to the behavior of iSCSI in Solaris 10. > > The iSCSI device could be configured for Quorum using > any of the following: > > SCSI2 > SCSI3 > Software Quorum > > The iSCSI device that will be used as a quorum device cannot > be a disk that is locally connected to only one cluster node > and exported via iSCSI. Each cluster node must have a direct > path to the device that is not dependent on another node being up. > > I am not aware of any limitations caused in this area when > Sun Cluster runs on LDoms. > > Regards, > Ellard > > On 07/20/09 12:34, Octave Orgeron wrote: >> Thanks for the suggestion. Interested in testing out SC or OpenHA on LDoms >> and use iSCSI since I don't have a SAN at home. Thanks! >> >> >> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* >> Octave J. Orgeron >> Solaris Virtualization Architect and Consultant >> Web: http://unixconsole.blogspot.com >> E-Mail: unixconsole at yahoo.com >> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* >> >> >> >> ----- Original Message ---- >> From: Ashutosh Tripathi <Ashutosh.Tripathi at Sun.COM> >> To: Octave Orgeron <unixconsole at yahoo.com> >> Cc: Paolo Merisio <merisiop at gmail.com>; ldoms-discuss at opensolaris.org; >> clusters <ha-clusters-discuss at opensolaris.org> >> Sent: Monday, July 20, 2009 2:27:24 PM >> Subject: iSCSI & Quorum [was: Re: [ldoms-discuss] LDoms 1.2] >> >> [Cross posting to ha-clusters-discuss] >> Hi Octave, >> >> Given that iSCSI targets are purely a network thing, i doubt >> very much if using them with or without LDoms has any difference. >> >> That leaves the question of how SC/OHAC supports iSCSI disks. >> >> I believe that we (SC) have focused on OpenSolaris/OHAC for iSCSI support >> given the rather large number of issues they have on S10. Perhaps >> someone on ha-clusters-discuss can shed more light on this question >> (both general iSCSI support as well as supporting those as Quorum disks). >> >> Regards, >> -ashu >> >> >> Octave Orgeron wrote: >>> Quick question, are iSCSI disks supported for quorum and in SC or Open HA >>> with LDoms? >>> >>> >>> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* >>> Octave J. Orgeron >>> Solaris Virtualization Architect and Consultant >>> Web: http://unixconsole.blogspot.com >>> E-Mail: unixconsole at yahoo.com >>> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* >>> >>> >>> >>> ----- Original Message ---- >>> From: Ashutosh Tripathi <Ashutosh.Tripathi at Sun.COM> >>> To: Paolo Merisio <merisiop at gmail.com> >>> Cc: ldoms-discuss at opensolaris.org >>> Sent: Monday, July 20, 2009 1:16:40 PM >>> Subject: Re: [ldoms-discuss] LDoms 1.2 >>> >>> Hi Paolo, >>> >>> Tell us a bit more about the kind of device >>> d5 is. The only kind on which Quorum is supported is >>> ones backed by full LUNs in the I/O domain. >>> >>> d5 looks suspiciously small to be a full disk, but >>> can you confirm? >>> >>> -ashu >>> >>> Paolo Merisio wrote: >>>> Ok, here more information about new test. >>>> >>>> root at n1 # [b]metaset -s 2ds[/b] >>>> >>>> Set name = 2ds, Set number = 2 >>>> >>>> Host Owner >>>> n1 Yes >>>> n2 n3 Driv Dbase >>>> >>>> d5 Yes [b]Import/export of metaset, mount of fs in metaset are all ok on >>>> all 3 nodes[/b] root at n1 # [b]cldev show d5[/b] >>>> >>>> === DID Device Instances === DID Device Name: >>>> /dev/did/rdsk/d5 >>>> Full Device Path: n1:/dev/rdsk/c0d2 >>>> Full Device Path: n2:/dev/rdsk/c0d2 >>>> Full Device Path: n3:/dev/rdsk/c0d2 >>>> Replication: none >>>> default_fencing: nofencing >>>> >>>> root at n1 # [b]prtvtoc /dev/rdsk/c0d2s0[/b] >>>> * /dev/rdsk/c0d2s0 partition map >>>> * >>>> * Dimensions: >>>> * 512 bytes/sector >>>> * 16 sectors/track >>>> * 4 tracks/cylinder >>>> * 64 sectors/cylinder >>>> * 32768 cylinders >>>> * 32766 accessible cylinders >>>> * >>>> * Flags: >>>> * 1: unmountable >>>> * 10: read-only >>>> * >>>> * First Sector Last >>>> * Partition Tag Flags Sector Count Sector Mount Directory >>>> 0 4 00 8256 2088768 2097023 >>>> 7 4 01 0 8256 8255 >>>> >>>> >>>> root at n1 # tail -f /var/adm/messages& >>>> [1] 5597 >>>> >>>> Jul 17 09:49:41 n1 Cluster.Framework: [ID 801593 daemon.notice] stdout: >>>> becoming primary for 2ds >>>> >>>> [b]root at n1 # clq add d5 >>>> clq: (C192716) I/O error. >>>> root at n1 # [/b] >>>> >>>> No other errors on console of other nodes or messages of other nodes. >>>> I hope this helps you to troubleshooting this problem. >>>> >>>> Thanks >>> _______________________________________________ >>> ldoms-discuss mailing list >>> ldoms-discuss at opensolaris.org >>> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss >>> >>> >>> >>> >> >> >> _______________________________________________ >> ha-clusters-discuss mailing list >> ha-clusters-discuss at opensolaris.org >> http://mail.opensolaris.org/mailman/listinfo/ha-clusters-discuss > > > >
