Issues syncing - height diff not changing

Having issues getting sync’d ahead of doing some serious mining. Stuck at 7450 height diff which is neither increasing nor decreasing.

lotus sync status                                                                                                                                                 machine.cc: Tue Feb  9 02:43:30 2021
sync status:
worker 0:
        Base:   [bafy2bzaceabpr2nb2blpvudmpx2dofvtwvxyhkagq6vvvh7rwq5qvlsfmlvug bafy2bzacedcvcshradfiywzizxxbbvesgrrtasorrc4xv55hgjqldu5vnxtcq bafy2bzaceanayqahoxtjr7rhrerdnkgxtt7zjz4666asziug3t3324ljjbaq6 bafy2bzacecr7yvqtubb5vifp7q4ubgs34udbtpeyxpnzbfq7gbeeq5o45ycd6 bafy2bzacebjjz7yf7k7iovpvnsw7a3r64ehnhmd63heougkyjlwdn74cgrwcu bafy2bzacebgaavw4ubdajhtypqa4kxmlvmlbpujcwfs32v4be2e2o7hxfklaa bafy2bzaceaoxsffdaceiixtfugvrrvjt4ida3tyefsxaw2epxw6fbaqvhixno bafy2bzacebjtl2lqdhszss5icrn7dshs7k5ynv63rgm3qxqwbqgzu7xfkeqzm]
        Target: [bafy2bzaceawnlgoimy24q5emzlsmhvrf2dczqckfn6w43bjushreuhseurgco bafy2bzacebqpbzmr57t5xsjn24khntgvy6l6epeegek4kjglg52fzylso5kfi] (484289)
        Height diff:    7450
        Stage: message sync
        Height: 478680
        Elapsed: 58m34.473005229s