{"id":"lsm-compaction-duplicates-safe","text":"A crash during LSM compaction produces duplicate entries (old and merged SSTables both present) rather than data loss, because newer SSTables take read precedence.","truth_value":"IN","source":"entries/2026/05/28/topic-bitcask-compaction-atomicity.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"lsm-compaction-duplicates-safe","truth_value":"IN","reason":"premise"}]}}