HCCL_ENTRY_LOG_ENABLE

Description

Controls whether to print the runtime logs of the communication operator in real time.

• 1: Print the runtime logs of the communication operator in real time. Specifically, a runtime log is printed each time the communication operator is called.
• 0: Do not print the runtime logs of the communication operator. When an error occurs during program running or the process ends, you can view the detailed calling information of the communication operator in the trace log.

The default value is 0.

Example

export HCCL_ENTRY_LOG_ENABLE=1

Restrictions

This environment variable is used only in the single collective communication operator calling scenario.

Applicability

Atlas Training Series Product