5.7. [log] section

This section specifies the log file name and the log level.

5.7.1. Input Format

Keywords and their values are specified by a keyword and its value in the form keyword = value. Comments can also be entered by adding # (Subsequent characters are ignored).

5.7.2. Keywords

• level

  Format : str

  Description : Logging level. The following levels are available.

  • debug

  • info

  • warning

  • error

• console

  Format : str

  Description : console output mode.

  • default will examine if MPI environment is available or not.

  • mpi for parallel environment in which rank numbers are shown in error log.

  • serial for serial environment.

  • none suppresses console output.

• console_level

  Format : str

  Description : Logging level for console output.

• logfile_path

  Format : str

  Description : Path to the log file. If not specified, logs will be send only to console. The parent directories will be automatically created if they are not present.

• logfile_mode

  Format : str

  Description : MPI log type.

  • master will output logs to fiile only from rank=0.

  • collect will write messages from all ranks to one file.

  • workers will open one log file for each process designated by its rank.

  • serial will not consider parallel environment.

• logfile_level

  Format : str

  Description : Logging level for log file output.

• logfile_rank

  Format : int or list of int

  Description : MPI ranks from which logs are written to file. If not specified, all ranks are taken account of.