Sorry for being late on this, but vxfenadm is able to review/remove SCSIR-PR keys as well in 4.1. I've never had to do anything on the storage side in order to recover from a faillure situation.
On 3/7/07, Mike Root <[EMAIL PROTECTED]> wrote: > vxdisk list will show the disk reservations on the LUNs. > vxdisk -o listreserve list Disk_1 > The SCSI3-PR information will show up at the bottom or you will see > "no registered pgr key" > > In 5.0, there is also the vxdiskpr command which can clear the SCSI3-PR > keys. > > use the dmp device > vxdiskpr clear /dev/vx/dmp/Disk_1s2 > > Obviously, clearing the SCSI3-PR keys should not be done without > understanding the consequences to the protection of your data. > > We have seen cases where hardware vendors have set keys that nobody > could clear. And sometimes keys must be cleared on the host that set the > key. > > Brian Wilson wrote: > > I have a question on this vein - does Veritas provide commands for > > viewing and clearing SCSI3-PR values from disks/LUNs, for when the > > reservations on a LUN get mucked up? I've had issues with other > > software in the past where it gets royally messed it up, and the LUNs > > had to be reconfigured to make them usable by any server, which > > pretty much made the technology un-usable. > > > > cheers, > > Brian > > > > ------------------------------------------------------------------------ > > ----------- > > Brian Wilson, Sun SE, UW-Madison DoIT > > Room 3162 CS&S 608-263-8047 > > bfwilson(a)doit.wisc.edu > > 'I try to save a life a day. Usually it's my own.' - John Crichton > > ------------------------------------------------------------------------ > > ----------- > > > > > > > > On Mar 6, 2007, at 9:32 AM, Tharindu Rukshan Bamunuarachchi wrote: > > > >> Yes, I read before and after installation. But did not understand > >> exactly wat is it?? > >> > >> anyway thanx for the help & info. > >> > >> Regards, > >> Tharindu > >> > >> On 3/6/07, Asiye Yiğit <[EMAIL PROTECTED]> wrote: > >> Hi, > >> > >> Could you please look at the "VERITAS Storage FoundationTM 4.1 for > >> OracleRAC Installation and Configuration Guide Solaris" ? > >> > >> > >> It contains valuable information for you. > >> > >> > >> Regards, > >> > >> > >> > >> From: Tharindu Rukshan Bamunuarachchi [mailto:[EMAIL PROTECTED] > >> Sent: 06 Mart 2007 Salı 17:23 > >> > >> To: Asiye Yiğit > >> Cc: Veritas-ha@mailman.eng.auburn.edu; veritas- > >> [EMAIL PROTECTED] > >> Subject: Re: [Veritas-vx] IO Fencing > >> > >> > >> Thankx for the info... > >> > >> If my array support, are there any other requirements for I/O > >> fencing, more private network interconnections etc?? > >> > >> On 3/6/07, Asiye Yiğit <[EMAIL PROTECTED]> wrote: > >> > >> Hi, > >> > >> SCSI-3 persisten reservation (SCSI-3 PR) are required for I/O > >> fencing and resolve the issues of using SCSI reservations in a > >> clustered SAN environment. SCSI-3 PR enables for multiple nodes to > >> a device and simultaneously blocks access for other nodes. As far > >> as I know, there is no alternative. > >> > >> > >> Regards, > >> > >> > >> > >> From: Tharindu Rukshan Bamunuarachchi [mailto: [EMAIL PROTECTED] > >> Sent: 06 Mart 2007 Salı 17:07 > >> To: Asiye Yiğit > >> Cc: Veritas-ha@mailman.eng.auburn.edu; veritas- > >> [EMAIL PROTECTED] > >> > >> > >> Subject: Re: [Veritas-vx] IO Fencing > >> > >> > >> Is it only applies to SFRAC or SFCFS. > >> > >> Do I need SCSI3 for Fencing I/O. Are there any alternative than > >> SCSI3-PR. > >> > >> Thankx > >> tharindu > >> > >> On 3/6/07, Asiye Yiğit <[EMAIL PROTECTED]> wrote: > >> > >> Hi, > >> > >> I/O Fencing prevents the data corruption when you use shared disk > >> as in the SFRAC. So, You must configure I/O Fencing in the > >> production environment. > >> > >> > >> Asiye > >> > >> > >> > >> From: [EMAIL PROTECTED] [mailto:veritas-vx- > >> [EMAIL PROTECTED] On Behalf Of Tharindu Rukshan > >> Bamunuarachchi > >> Sent: 06 Mart 2007 Salı 14:33 > >> To: Veritas-ha@mailman.eng.auburn.edu > >> Cc: veritas-vx@mailman.eng.auburn.edu > >> Subject: Re: [Veritas-vx] IO Fencing > >> > >> > >> Seems to be I can not enable I/O fencing. My disk controller does > >> not support SCSI3-PR. > >> > >> Can someone pls tell me the effect on applications, If "Fencing I/ > >> O" is disabled. > >> > >> Thankx > >> Tharindu > >> > >> On 3/6/07, Tharindu Rukshan Bamunuarachchi <[EMAIL PROTECTED]> > >> wrote: > >> > >> Dear All, > >> > >> I have installed Veritas SFCFS on Sun 3310 DiskArray. > >> > >> But I could not enables I/O Fencing. > >> > >> Can someone please explain what is I/O Fencing in Veritas SFCFS. > >> > >> How can I enable I/O fencing, What the benefits I would get with I/ > >> O fencing. > >> > >> Thankx > >> Tharindu > >> -- > >> Tharindu Rukshan Bamunuarachchi > >> all fabrications are subject to decay > >> > >> > >> > >> > >> -- > >> Tharindu Rukshan Bamunuarachchi > >> all fabrications are subject to decay > >> > >> > >> > >> > >> -- > >> Tharindu Rukshan Bamunuarachchi > >> all fabrications are subject to decay > >> > >> > >> > >> > >> -- > >> Tharindu Rukshan Bamunuarachchi > >> all fabrications are subject to decay > >> > >> > >> > >> > >> -- > >> Tharindu Rukshan Bamunuarachchi > >> all fabrications are subject to decay > >> _______________________________________________ > >> Veritas-vx maillist - Veritas-vx@mailman.eng.auburn.edu > >> http://mailman.eng.auburn.edu/mailman/listinfo/veritas-vx > > > > > > _______________________________________________ > > Veritas-vx maillist - Veritas-vx@mailman.eng.auburn.edu > > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-vx > > -- > Mike Root > VERITAS Software Who of you by worrying > 350 Ellis St. can add a single hour to his life? > Mountain View, CA 94043 Matthew 6:27 > > _______________________________________________ > Veritas-vx maillist - Veritas-vx@mailman.eng.auburn.edu > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-vx > _______________________________________________ Veritas-vx maillist - Veritas-vx@mailman.eng.auburn.edu http://mailman.eng.auburn.edu/mailman/listinfo/veritas-vx
