Log Types and Levels

Runing log

ERROR

Common error level logs that record the following errors:

• Unexpected data or event
• Error with large-scale impacts but can be handled within a module
• Error within a module
• Error that slightly affects other modules, for example, a creation failure of a statistics task
• Error that causes calling failure
• Incorrect service logic. The information about the error status and the possible causes is recorded.

WARNING

Warning level logs, recording the unexpected system status that does not affect the running of the system

INFO

Information level logs, recording the normal running of the system

DEBUG

Debug level logs, recording the debugging information for R&D engineers or maintenance personnel to locate faults

NULL

No log output

Trace logs

-

Logs recording the module process interaction and state transition in the entire life cycle of a module

Operation logs

-

Logs recording the CSA and TSD processes that allocate or destroy resources for the training tasks

Event logs

-

Event level logs, recording the most critical information of the entire system (for example, the start, completion, or abnormal termination of the network-wide computation, insufficient memory, and overheated board)