4 papers · 1 filter
Timely and Energy-Efficient Multi-Step Update Processing
Vishakha Ramani, Ivan Seskar, Roy D. Yates
This work explores systems where source updates require multiple sequential processing steps. We model and analyze the Age of Information (AoI) performance of various system design…
Age-Memory Trade-off in Read-Copy-Update
Vishakha Ramani, Jiachen Chen, Roy D. Yates
In the realm of shared memory systems, the challenge of reader-writer synchronization is closely coupled with the potential for readers to access outdated updates. Read-Copy-Update…
Timely Processing Of Updates From Multiple Sources
Vishakha Ramani, Ivan Seskar, Roy D. Yates
We consider a system where the updates from independent sources are disseminated via a publish-subscribe mechanism. The sources are the publishers and a decision process (DP), acti…
Lock-based or Lock-less: Which Is Fresh?
Vishakha Ramani, Jiachen Chen, Roy D. Yates
We examine status updating systems in which time-stamped status updates are stored/written in shared-memory. Specifically, we compare Read-Copy-Update (RCU) and Readers-Writer lock…