该日志未截断，因为其开始处的记录是挂起的复制操作。请确保日志读取器代理正在运行，或使用 sp_repldone 将事务标记为分布式的。

The log was not truncated because records at the beginning of the log are pending replication. Ensure the Log Reader Agent is running or use sp_repldone to mark transactions as distributed.