EMC Unity Datastore “not available in the VMware Hypervisor”

Recently, when creating the first VMFS datastore on an EMC storage array, I received and error stating that “the specified disk is not available in the VMware hypervisor”.  Though the VMFS datastore was successfully created on the array, the error occurred when trying to assign permissions to the vSphere hosts themselves. In this particular circumstance, … Continue reading EMC Unity Datastore “not available in the VMware Hypervisor”

Add UCS vNICs causes vmnic re-order on vSphere host

I recently stumbled upon this issue when adding some new vNICs for use with a new iSCSI storage array.  I followed the usual order of operations for our UCS B-series blades: create new vNIC templates, add the vNICs to the LAN Connectivity Policy in UCS Manager, put first vSphere host in the cluster into maintenance … Continue reading Add UCS vNICs causes vmnic re-order on vSphere host