[GOBBLIN-2171] Streamline log messages for easier debugging of GaaS multi-active DAG processing

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: gobblin-service
• Assignee: Abhishek Tiwari
• Reporter: Kip Kohn
• Created: 09/Nov/24 01:35
• Updated: 13/Nov/24 17:05

Description

Some logs from GaaS flow/DAG processing, e.g. by the `MysqlMultiActiveLeaseArbiter`, the `FlowLaunchHandler`, the `DagProcessingEngine`, etc., are challenging to skim, especially when only the first characters on the line are shown (as the remaining content of long lines flows beyond view).

Improve consistency, brevity, and the placement of the most-vital info. Also contextualize when it's not otherwise clear where in the processing a message originates (e.g. which `MultiActiveLeaseArbiter` instance).