Nils, It's a grey area. I don't think it is 'unsupported' but simply classes as dumb things you can do and end up with a really messed up cluster.
The 'best practice', of course, is to create a metadevice on the metaset and then put the file system on that. Regards, Tim --- On 10/23/09 09:57, Nils Goroll wrote: > Hi, > > today, I've come across a configuration which I would consider at least > "unusual": Someone has configured a metaset and is using a global/pxfs > mount on a slice of the (only) disk in the set: > > nodea # metastat -s share -p > nodea # metaset -s share > > Set name = share, Set number = 1 > > Host Owner > nodea Yes > nodeb > > Driv Dbase > > d5 Yes > > nodea # grep shared /etc/vfstab > /dev/did/dsk/d5s0 /dev/did/rdsk/d5s0 /shared ufs 5 yes global,logging > > d5 is not the quorum disk (at least...). > > I am tempted to argue that this is unsupported because, conceptually, > the metaset owns its disks, so they should not be accessed from outside > SVM. Also, an administrator could assume the set to be unused and create > an SVM object on the disk which is already in use - and SVM has no > knowledge of the file system on it. > > But despite my concerns, this configuration actually seems to work - or > at least I have not yet found how the case during normal cluster > operation where it fails. > > Can anyone make a definite statement on this configuration? > > Thanks, Nils > > _______________________________________________ > ha-clusters-discuss mailing list > ha-clusters-discuss at opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/ha-clusters-discuss -- Tim Read Staff Engineer Solaris Availability Engineering Sun Microsystems Ltd Springfield Linlithgow EH49 7LR Phone: +44 (0)1506 672 684 Mobile: +44 (0)7802 212 137 Twitter: @timread ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ NOTICE: This email message is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
