Check Datapaths It’s important to check at UCS AND your application (in my case VMware ESXi) [Show slideshow] If all you have paths redundant, you can start updating … Activate UCS Manager [Show slideshow] At this point there is no impact for your paths. Its only the management instance. But you will be logged out for one or two minutes. Log in again an check your Version. Update IO Modules (Subordinate) Now its important to grab your Subordinate IO Modules. Normally the IO Module … Continue reading stumbling blocks in upgrading Cisco UCS (Part 2of2)