There is currently only one software package on the market that can instantly diagnose your problem. It is called...
SANScreen from Onaro. It is a bit pricey and typically only cost justifies for SANs larger than 128 ports.
You can also contact your server, HBA, multipath software, FC switch or target storage vendor for troubleshooting help.
Related Q&A from Marc Staimer
HDD failure can put bytes of data at risk. Is multi-copy mirroring or erasure coding the more efficient data protection approach?continue reading
While it has yet to make a large impact in the market, open source software-defined storage is becoming an option for primary data applications.continue reading
Cloud-integrated storage uses object storage as a tier to keep costs low, but migration and performance limitations are holding it back.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.