How does Flume handle cases of data loss?

Flume typically employs a variety of methods to handle situations involving data loss.

1. Reliability mechanism: Flume offers a reliability mechanism to ensure that data is securely transmitted to the destination. For instance, Flume supports transactional data transfer, meaning that if a data transfer fails, Flume will automatically retry.
2. Backup and replication: Flume supports data backup and replication, allowing data to be copied between multiple nodes to ensure data loss prevention.
3. Monitoring and alerting: Flume offers monitoring and alerting functions to promptly identify data transmission abnormalities or losses and take appropriate measures to resolve issues.
4. Data recovery: Flume supports the data recovery feature, allowing users to restore lost data through methods such as backups or retrying.

In general, Flume improves the reliability of data transmission through various methods to ensure data is not lost. If data loss occurs, Flume will promptly identify and address the issue through monitoring and alerts.