Enda O'Connor wrote: > Ashutosh Tripathi wrote: >> Enda O'Connor wrote: >>> Ashutosh Tripathi wrote: >>>> FYI, >>>> >>>> This is targeted more at the beginners, so experts beware! >>>> Also, the configuration it addresses is a 2 node cluster ACROSS >>>> two servers. >>>> >>>> I have seen many requests on the ldoms-discuss alias about how to >>>> configure a "cluster in a box". The only thing that would be >>>> different there from a cluster POV is that any virtual disks >>>> which are exported into multiple guest domains on the same box >>>> would need to have fencing disabled. >>> >>> So is it possible to export a vdisk to more than one guest with rw >>> access? >> >> Yes. You would need LDoms_1.2. This has been a confusing topic >> as the behaviour across different past releases has changed a bit. >> Look for a >> detailed response from Alex on this in the archives on the exact >> syntax to >> use etc. >> >> On the cluster side to disable fencing you would need SC32U2. > Hi > So I have ldoms 1.2 and SC 3.2 latest release + patches etc. > > strangely enough I don't seem to be able to disable the fencing. > > 0. c0d0 <SUN-DiskImage-30GB cyl 65533 alt 2 hd 1 sec 960> > /virtual-devices at 100/channel-devices at 200/disk at 0 > 1. c0d1 <HITACHI-H101414SCSUN146G-SA25-136.73GB> > /virtual-devices at 100/channel-devices at 200/disk at 1 > Specify disk (enter its number): ^D > root at guest1 # cldevice show /dev/rdsk/c0d1 > cldevice: (C788842) Could not locate instance "/dev/rdsk/c0d1". > root at guest1 # > > > This is an internal disk exported to two guests via ldm add-vdsdev -f > option. > > > in primary I have > shared1 /dev/dsk/c2t5000CCA00053682Cd0s2 > shared /dev/dsk/c2t5000CCA00053682Cd0s2 > > I cannot use cldevice on any disk in any of my guests, except for the > root disk, which is a zfs based disk image, the other entire disks ( ie > added slice 2 of the disk to the vdisk server, then on a vdisks to my > guests ) cannot be seen via cldevice, perhaps I am doing something wrong > though.
never mind ran scdidadm -r and all ok now. thanks Enda > > Enda >> >> HTH, >> -ashu >> >>> >>> Enda >>>> >>>> If someone on the alias who has done "cluster in a box" has a >>>> blog or something to share their experiences, that would be >>>> great. If not, that could be a useful blog topic someone from >>>> the Cluster team would consider. >>>> >>>> HTH, >>>> -ashu >>>> >>>> >>>> -------- Original Message -------- >>>> Subject: NEW! "How To Configure LDom Guest Domains As Solaris >>>> Cluster Nodes" >>>> Date: Thu, 13 Aug 2009 08:53:49 -0700 >>>> From: Amour XXX <XXX at Sun.COM> >>>> To: XXX >>>> CC: XXX >>>> >>>> Greetings! >>>> >>>> "How To Configure LDom Guest Domains As Solaris Cluster Nodes" is >>>> complete and posted at sun.com! >>>> >>>> http://www.sun.com/software/solaris/howto_guides.jsp >>>> http://www.sun.com/software/solaris/pdf/cluster_ldoms_final_hi_res.pdf >>>> >>>> This is truly a collaboration of SC engineering, Systems technical >>>> marketing, and SC marketing. Thanks to XXX. We hope you will find >>>> this tool helpful. >>>> >>>> Please feel free to send us any feedback that you may have. >>>> >>>> Go Cluster! >>>> >>>> -Amour >>>> _______________________________________________ >>>> ldoms-discuss mailing list >>>> ldoms-discuss at opensolaris.org >>>> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss >>> > >
