SCSI reservation prevents drives in SVM disksets to be used for other 
purposes.  Also, I believe we can't take empty disksets.

-tony

Sanjay Nadkarni wrote:

>
> The problem here is that one cannot assert SCSI reservation on SATA 
> drives.  To resolve this, you need to avoid SVM from issuing SCSI 
> reservation.
> You can do this by editing the file /etc/lvm/runtime.cf.
> set ownerioctls=off.
>
>
> -Sanjay
>
>
> Leon Koll wrote:
>
>> x86 host with SXCR Build 36 installed, 6 SATA disks connected to 
>> SuperMicro SATA2 HBA.
>> # metadb -a -f c1t0d0s7
>> # metadb
>>        flags           first blk       block count
>>     a m  pc luo        16              8192            /dev/dsk/c1t0d0s7
>>
>> # metaset -s myset -a -h myhost
>> # metaset -s myset
>>
>> Set name = myset, Set number = 1
>>
>> Host                Owner
>>  myhost
>> # metaset -s myset -t
>> # metaset -s myset
>> Set name = myset, Set number = 1
>>
>> Host                Owner
>>  davada
>>
>> [b]We can see that the measet wasn't taken.[/b]
>> # metaset -s myset -t
>> # format
>> Searching for disks...done
>> AVAILABLE DISK SELECTIONS:
>>       0. c1t0d0 <DEFAULT cyl 30398 alt 2 hd 255 sec 63>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 0,0
>>       1. c1t1d0 <DEFAULT cyl 30398 alt 2 hd 255 sec 63>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 1,0
>>       2. c1t2d0 <ATA-HDS722525VLSA80-A63A-232.89GB>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 2,0
>>       3. c1t3d0 <ATA-HDS722525VLSA80-A63A-232.89GB>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 3,0
>>       4. c1t4d0 <ATA-HDS722525VLSA80-A6MA-232.89GB>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 4,0
>>       5. c1t5d0 <ATA-HDS722525VLSA80-A63A-232.89GB>
>>          /pci at 0,0/pci1022,7450 at a/pci11ab,11ab at 3/disk at 5,0
>> Specify disk (enter its number): ^D
>> [b]Disk addition fails :[/b]
>> # metaset -s myset -a c1t1d0
>> metaset: myhost: myset: failed to reserve any drives
>>
>> Reboot doesn't help, the host cannot take metaset and cannot add 
>> drive to metaset.
>>
>> Any ideas?
>> TIA,
>> -- Leon
>>
>>
>> This message posted from opensolaris.org
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>>  
>>
>


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