Pacing LSM-Tree Compaction Debt on High-Queue NVMe Drives
Unthrottled background merges starve foreground point lookups long before disk bandwidth saturates. Here is a token-bucket scheduler keyed to device read-vs-write latency asymmetry.
Complete Essay Index
Published Essays
Production post-mortems, kernel telemetry studies, and reproducible hardware benchmarks—filterable by topic or keyword.
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- Latest
- Oct 28, 2026
Predictable SQLite WAL Checkpoints in Read-Heavy Edge Services
Preventing unbounded `-wal` file growth caused by forgotten long-lived read transactions, plus exact `PRAGMA` settings for multi-gigabyte embedded catalogs.