{"id":"wal-concurrent-write-during-read-can-trigger-corruption-stop","text":"A concurrent `append()` writing to a file the iterator is reading can produce a partial record that `_read_record` interprets as CRC failure, terminating the entire iterator and dropping all remaining valid records across subsequent files","truth_value":"IN","source":"entries/2026/05/29/topic-wal-concurrency-safety.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"wal-concurrent-write-during-read-can-trigger-corruption-stop","truth_value":"IN","reason":"premise"}]}}