collaborators

7 papers

cs.DC2025

ThirstyFLOPS: Water Footprint Modeling and Analysis Toward Sustainable HPC Systems

Yankai Jiang, Raghavendra Kanakagiri, Rohan Basu Roy +1

High-performance computing (HPC) systems are becoming increasingly water-intensive due to their reliance on water-based cooling and the energy used in power generation. However, th…

cs.PF2025

DarwinGame: Playing Tournaments for Tuning Applications in Noisy Cloud Environments

Rohan Basu Roy, Vijay Gadepally, Devesh Tiwari

This work introduces a new subarea of performance tuning -- performance tuning in a shared interference-prone computing environment. We demonstrate that existing tuners are signifi…

cs.DC2025

HotSwap: Enabling Live Dependency Sharing in Serverless Computing

Rui Li, Devesh Tiwari, Gene Cooperman

This work presents HotSwap, a novel provider-side cold-start optimization for serverless computing. This optimization reduces cold-start time when booting and loading dependencies…

cs.ET2025

ForgetMeNot: Understanding and Modeling the Impact of Forever Chemicals Toward Sustainable Large-Scale Computing

Rohan Basu Roy, Raghavendra Kanakagiri, Yankai Jiang +1

Fluorinated compounds, often referred to as forever chemicals, are critical in various steps of semiconductor fabrication like lithography, etching, chamber cleaning, and others. F…

cs.DC2025

WaterWise: Co-optimizing Carbon- and Water-Footprint Toward Environmentally Sustainable Cloud Computing

Yankai Jiang, Rohan Basu Roy, Raghavendra Kanakagiri +1

The carbon and water footprint of large-scale computing systems poses serious environmental sustainability risks. In this study, we discover that, unfortunately, carbon and water s…

cs.DC2024

EcoLife: Carbon-Aware Serverless Function Scheduling for Sustainable Computing

Yankai Jiang, Rohan Basu Roy, Baolin Li +1

This work introduces ECOLIFE, the first carbon-aware serverless function scheduler to co-optimize carbon footprint and performance. ECOLIFE builds on the key insight of intelligent…