jf7640
13 years agoLevel 3
Fencing without fencing?
Hello,
as far as I understand, I/O fencing consists of two separate concepts, which can both be described with the two different meanings of the word "fencing":
fencing(1): membership arbitrati...
- 13 years ago
Hi, Option 1 & option 2 together forms 1 solution called IOFencing ... it is not possible to have either of the two ... both will be used on conjuction....
As you correctly said, UseFence=SCSI3 in main.cf enables diskgroup agent to understand that fencing needs to be used which you can say data protection .... this will be achieved by vxfen module in split brain scenario...
There is a choice of membership arbitration at GAB level but that is not a full proof solution & recommended is to have full fencing setup .. You can check GAB options to find details ..
G