In addition to server failover, path failover and management of host adapters can be part of a server cluster configurations as well as for standard servers to utilize redundant SAN access paths. Path management software is available from many different vendors for different platforms. While this is an oversimplified list of things to do, your SAN storage will need to be configured to be accessed by the different servers including making sure that any zones are setup properly, LUN masking and mapping is adequately configured, and that failover software recognizes which SAN LUNs and volumes to access along with appropriate restart and adapter path assignments.
Dig Deeper on SAN technology and arrays
Related Q&A from Greg Schulz
Service provider outages should be a warning to customers that keeping data safe in the cloud is a shared responsibility. Continue Reading
When cloud durability is added to the mix, cloud providers are able to tout a high number of nines of availability. Continue Reading
Cloud storage can be less expensive from a cost-per-gigabyte perspective, but it's important not to lose sight of other benefits as a value ... Continue Reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.