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Ding Yuan

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titleconferencedate
When Sampling Lies: Trustworthy Performance Profiling for Flat Workloads with Blink20th USENIX Symposium on Operating Systems Design and Implementation (OSDI '26)2026-07-13
Blink instruments every function at entry and exit, reads PMU counters at those points to compute precise deltas, and uses self-patching to replace tracing…
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Deriving Semantic Checkers from Tests to Detect Silent Failures in Production...OSDI '252025-07-07
Claims an automated pipeline T2C that transforms existing system tests into runtime semantic checkers using static slicing, dynamic tracing, symbolization and…
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μSlope: High Compression and Fast Search on Semi-Structured Logs18th USENIX Symposium on Operating Systems Design and Implementation (OSDI '24)2024-07-10
μSlope losslessly compresses semi-structured logs by extracting and storing schema trees once, grouping records with the same schema into encoded record…
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Relational Debugging --- Pinpointing Root Causes of Performance ProblemsOSDI 20232023-07-10
Introduces relations as distributions linking pairs of runtime events and uses causal dependency traversal to pinpoint changes between one good and one bad…
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Investigating Managed Language Runtime Performance: Why JavaScript and Python...USENIX ATC '222022-07-11
Careful measurements compare OpenJDK, Go, V8/Node.js, and CPython against GCC using six reimplemented apps called LangBench and intrusive bytecode-level…
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ctFS: Replacing File Indexing with Hardware Memory Translation through Contiguous File...FAST '222022-02-22
ctFS replaces software extent trees by allocating every file as a contiguous virtual region, storing only the start virtual address in the inode and relying on…
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CLP: Efficient and Scalable Search on Compressed Text Logs15th USENIX Symposium on Operating Systems Design and Implementation (OSDI '21)2021-07-14
A system called CLP losslessly compresses text logs and stores 14 TB as 328 GB (2.26% of original) and reports an average compression ratio of 32.2 versus gzip…
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