{"id":"sstable-writer-finish-no-fsync","text":"`sstable-and-compaction/sstable.py:SSTableWriter.finish()` closes the file without calling `flush()` or `os.fsync()`, relying on implicit Python close-time buffer flush with no disk durability guarantee.","truth_value":"IN","source":"entries/2026/05/29/topic-fsync-guarantees-across-implementations.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"sstable-writer-finish-no-fsync","truth_value":"IN","reason":"premise"}]}}