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20242026
most citedCharacterizing the Dilemma of Performance and Index Size in Billion-Scale Vector Search and Breaking It with Second-Tier Memory

2 citations · 5 across the 14 of their papers we have counts for

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cs.DC2024

KunServe: Parameter-centric Memory Management for Efficient Memory Overloading Handling in LLM Serving

Rongxin Cheng, Yuxin Lai, Xingda Wei +2

Serving LLMs with a cluster of GPUs is common nowadays, where the serving system must meet strict latency SLOs required by applications. However, the stateful nature of LLM serving…

cs.DC2024

BLITZSCALE: Fast and Live Large Model Autoscaling with O(1) Host Caching

Dingyan Zhang, Haotian Wang, Yang Liu +4

Model autoscaling is the key mechanism to achieve serverless model-as-a-service, but it faces a fundamental trade-off between scaling speed and storage/memory usage to cache parame…

cs.OS20241 cited

Microsecond-scale Dynamic Validation of Idempotency for GPU Kernels

Mingcong Han, Weihang Shen, Guanwen Peng +2

We discovered that a GPU kernel can have both idempotent and non-idempotent instances depending on the input. These kernels, called conditionally-idempotent, are prevalent in real-…

cs.DC20242 cited

Characterizing the Dilemma of Performance and Index Size in Billion-Scale Vector Search and Breaking It with Second-Tier Memory

Rongxin Cheng, Yifan Peng, Xingda Wei +4

Vector searches on large-scale datasets are critical to modern online services like web search and RAG, which necessity storing the datasets and their index on the secondary storag…

cs.DC2024

PhoenixOS: Concurrent OS-level GPU Checkpoint and Restore with Validated Speculation

Xingda Wei, Zhuobin Huang, Tianle Sun +5

PHOENIXOS (PHOS) is the first OS service that can concurrently checkpoint and restore (C/R) GPU processes--a fundamental capability for critical tasks such as fault tolerance, proc…

cs.OS20241 cited

Characterizing Network Requirements for GPU API Remoting in AI Applications

Tianxia Wang, Zhuofu Chen, Xingda Wei +3

GPU remoting is a promising technique for supporting AI applications. Networking plays a key role in enabling remoting. However, for efficient remoting, the network requirements in…