Today playing in my lab I had an issue running some VMs on a SSD. It turns out the Host Cache Configuration was causing some issues running the VMs on the same SSD. You enable host cache when creating a datastore on a SSD, but how do you disable it? Its not an option on the datastore properties. To disable Host Cache Configuration follow the steps below: Select Configuration Tab Select Host Cache Configuration under software Right Click on the SSD Datastore and Select Properties Disable Checkbox for Allocate space for host cache Click OK DONE!! Thats it, host cache has been disabled.
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Enable Lockdown Mode ESXi 5.0
This question is asked a lot. How do I enable lock down mode and what does it do. To enable lock down mode, there are two options. From the DCUI (Direct Console User Interface) From within vCenter My preffered option is through vCenter, it is very easy and you dont need to be in front of the host or have remote console access. To enable lock down mode through vCenter follow these steps: Login to vCenter Select the host Select the configuration tab Select Security Profile under software Scroll down to Lockdown mode Click Edit Tick Enable Lockdown Mode Click OK Lockdown mode is now enabled Please Note: Enabling Lockdown mode on an ESXi 5 host will force all users to login via the vCenter Server in order to manage their ESXi hosts. The table below shows what features are enabled and disabled with Lockdown mode (this was taken from Yellow-bricks) […]