Roundtable: Research Opportunities and Challenges for Large-Scale Software Systems

For this special section on software systems, six research leaders in software systems, as guest editors for this special section, discuss important issues that will shape this field's future research directions. The essays included in this roundtable article cover research opportunities and challenges for large-scale software systems such as querying organizationwide software behaviors (Xusheng Xiao), logging and log analysis (Jian-Guang Lou), engineering reliable cloud distributed systems (Shan Lu), usage data (David C. Shepherd), clone detection and management (Xin Peng), and code search and beyond (Qian-Xiang Wang). — Tao Xie, Leading Editor of Software Systems.