2 papers
cs.DC2024
Efficient Fault Tolerance for Pipelined Query Engines via Write-ahead Lineage
Ziheng Wang, Alex Aiken
Modern distributed pipelined query engines either do not support intra-query fault tolerance or employ high-overhead approaches such as persisting intermediate outputs or checkpoin…
cs.DC2023
DPA Load Balancer: Load balancing for Data Parallel Actor-based systems
Ziheng Wang, Atem Aguer, Amir Ziai
In this project we explore ways to dynamically load balance actors in a streaming framework. This is used to address input data skew that might lead to stragglers. We continuously…