It keeps looking for the same two or three hosts, and never stops. The hosts being different for various VLANs, but the request (tell ______) is always my core switch which owns the gateway and it's IP.
Could it be something I did with my bootprelay configuration? Here is an example of one of my VLAN's ...
configure vlan MainHosp1FLD ipaddress 10.10.10.1 255.255.255.0
enable ipforwarding vlan MainHosp1FLD
enable bootprelay ipv4 vlan MainHosp1FLD
configure bootprelay add 10.60.60.10 vr VR-Default
configure bootprelay add 10.60.60.11 vr VR-Default
Here is what I am seeing in Wireshark ...