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Shubham Kaushik
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Projects

Building brilliance, bit by bit.

Ongoing

Ongoing

FluiDB

An LSM-tree that learns to retune its shape at runtime as workloads shift, without restarts.

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Accepted & Published

Accepted

Mind the Buffer

Dissecting the LSM-buffer design space: nine buffer implementations, 1,200+ experiments, and 10 tuning guidelines. Accepted at VLDB 2027.

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Published

Range Reduce

Query-driven compaction for LSM-trees, with up to 18% faster range queries and 90% less compaction debt. Published at ICDE 2026.

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Published

TexBench

Benchmark RocksDB, Cassandra, ScyllaDB, and Redis side by side on one workload, described in plain English. VLDB 2026 demo.

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Published

Tectonic

A Rust workload generator for shifting, composite-key, and partially sorted workloads, with 2× the throughput of YCSB and up to 84% less memory. TPCTC 2025.

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Published

LSM Memory Buffer

How the choice and tuning of the in-memory buffer can swing LSM-engine performance by orders of magnitude. DBTest 2024.

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Academics

Academics

Finding Vulnerabilities

An automated tool that found path traversal and Zip Slip vulnerabilities in 9 of 250 VS Code extensions.

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Academics

Flink Scheduler

Heterogeneity-aware operator placement that offloads Apache Flink operators to edge devices to cut WAN traffic.

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© 2026 Shubham Kaushik