tailstate is an open-source CLI tool for stateful, incremental reading of rotated log files, maintaining persisted inode and seek positions. It is designed for system administrators and developers who need reliable log analysis across log rotations.
tailstate sits in PulseGate's Observability & monitoring category. It focuses on reading and tracking rotated log files incrementally with persistent state for log analysis. tailstate is an open-source project aimed at system administrators. The project is open source (MIT). It runs on the command line.
dajobe builds and maintains tailstate, and the product first shipped in 2026. The project is developed in the open on GitHub with 6 commits in the last 90 days. Across PulseGate's embedding index, tailstate has few near neighbours, marking it as relatively distinct. Among its 3 catalogued features are incremental log reading, rotated log support, and persisted seek position.
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