After upgrading one of my lab systems to 1.4(1i) (released December 20, 2010), all of the fans in my chassis showed as failed. Since each fan module contains two separately monitored fans, this resulted in 24 total warnings in my system (8 x fan module, 16 x fans) – annoying, but cosmetic only. UCSM 1.4(1j) [...]
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Chassis Discovery Policies in UCS
Cisco UCS provides a configurable “Chassis Discovery Policy” that affects how chassis links (called “Server Ports”) are activated when discovering a new chassis. See this page on cisco.com. After a recent discussion on Twitter, I decided to test out a few scenarios. My configuration is a pair of UCS 6120 Fabric Interconnects, two UCS 5108 [...]
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