File object locking is not available, but the modified block storage technique can be introduced here the way we did in this article to maintain data consistency.
文件对象锁定不可用，但已修改的块存储技术可在此引入，按照本文介绍的方式保持数据一致性。
2
Monitoring applications may read event data from deleted monitor files while the file descriptor for the monitor file is still open but may not block for further event occurrences.
A file can be treated as a single large block of data or, alternatively, as a collection of many distinct records delimited from one another by separators.