Flex: High-Availability Datacenters With Zero Reserved Power. - Chaojie Zhang; Alok Gautam Kumbhare; Ioannis Manousakis; Deli Zhang; Pulkit A. Misra; Rod Assis; Kyle Woolcock; Nithish Mahalingam; Brijesh Warrier; David Gauthier; Lalu Kunnath; Steve Solomon; et al. (ISCA, 2021)