File system on cloud.

– System Research: Focus on software management of NVMs.

HMMAP, a lightweight and efficient memory tiering;

HugeMD, Hugepage management based on memory deduplication;

AutoTiering, page migration scheme for multi-tiered memories;

SmallChia, reduce Chia plotting memory space by 22 % without performance degradation.

– Deep Learning Research: Focus on connections between information theory and deep learning. Inversion via rate-distortion posterior sampling / conconcatenated generative models; Estimation rate-distortion with energy-based models/GANs.

– Work on computational storage and its applications based optimizations.

– Design and implement block device driver/block flash translation layer from scratch to the customer support for the first three products of ScaleFlux Inc.

– Work on various features such as block device, coherence manager, read manager, write manager, temperature/IO throttle, garbage collection, wear-leveling, read disturb, read scrub, smart-log, simulator, performance tuning, error handling for read/program/erase, multi-stream supported SSDs, atomic write etc.

FTL for BICS based SSDs.

Research topics include Polar Codes, LDPC codes and their applications to SSDs.