OS related conferences

• Eurosys
• USENIX File and Storage Technologies (FAST)
• Operating Systems Design and Implementation (OSDI)
• ACM Symposium on Operating Systems Principles (SOSP)
• USENIX Annual Technical Conference (ATC)
• ACM International Systems and Storage Conference (SYSTOR)
• IEEE International Conference on High Performance Computing, Data, and Analytics (HiPC) (Indian Conference)
• Middleware
• ACM Symposium on High-Performance Parallel and Distributed Computing (HPDC)
• Cluster, Cloud and Grid Computing (CCGRID)

Computer Architecture related conferences

• International Symposium on Computer Architecture (ISCA)
• IEEE/ACM International Symposium on Microarchitecture (MICRO)
• Architectural Support for Programming Languages and Operating Systems (ASPLOS)
• IEEE International Symposium on High-Performance Computer Architecture (HPCA)

Note

• All upcoming usenix conferences and dates are listed here.
• All ACM conferences and dates are listed here.