Dell Compellent is actually Dell’s leading storage space variety which competes looking with this type of opponents as EMC VNX and NetApp FAS. All those merchandise have actually somewhat various space architectures. Inside blog post i do want to go over exactly what differentiates Dell Compellent through the aforementioned arrays regarding multipathing and failover. This might help you make right decisions when making and setting up a remedy predicated on Dell Compellent inside generation conditions.
In one of my previous articles I revealed how Compellent LUNs on vSphere ESXi offers become stated by VMW_SATP_DEFAULT_AA as opposed to VMW_SATP_ALUA SATP, which is the default for several ALUA arrays. This happens because Compellent is not really an ALUA variety and does not have the tpgs_on solution allowed. Why don’t we digress for a minute and talk about what the tpgs_on alternative really is. Continue reading If Compellent presents each particular LUN merely through one controller, then how can it put into action failover?