Quorum Arbitration in a Geographically Dispersed Cluster

Thanks to Oliver Simpson for his comments and his question…how does quorum arbitration work in a geographically dispersed cluster and how is this different between SRDF/CE and MirrorView. This is a great question and I hope I don’t bore you with too many details here. There are many storage vendors out there and I’m sure that they all have their own method of performing box to box replication and controlling access to these mirrors. With EMC SRDF, the source device is labeled an R1 device and the remote device is considered an R2 device. SRDF pairs can be manipulated by … Continue reading Quorum Arbitration in a Geographically Dispersed Cluster