Just a ‘fun’ little post today…
Today I figured out that one of our HBA’s (Host Bus Adapter) in a VMware ESX host, did no longer have a correct connection to our SAN (Storage Area Network).
After some troubleshooting, I figured out why:
Guess fiber channel cables don’t like bending 🙂
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Fiber does like bending, up until a limit, this was quite over the bending-liking of this fiber.
Most standard fiber, has it’s safe bending limit on about a plastic soda bottle: 1.5 or 2 litre. Sharper bends can be done, but it’s not advised when you want to reuse the fiber or have an long-time working stable connection!