Superset 0.24未生成日志，现有配置下是否存在遗漏项？

Let's break down the most likely reasons your logs aren't showing up in DATA_DIR/log/superset.log, even with the config you've set:

• Missing os module import
  You’re using os.path.join() to define your log file path, but if you haven’t added import os at the top of superset_config.py, this will throw an error and prevent your log settings from being applied. Make sure that import line is present.

• log subdirectory doesn’t exist
  Python won’t automatically create the log folder under DATA_DIR. You’ll need to either create it manually (run mkdir -p /path/to/your/DATA_DIR/log in your terminal) or add a small snippet to your config to generate it on startup:

  import os
  LOG_DIR = os.path.join(DATA_DIR, 'log')
  os.makedirs(LOG_DIR, exist_ok=True)
  FILENAME = os.path.join(LOG_DIR, 'superset.log')
  

• Insufficient file permissions
  The user running your Superset service (e.g., superset, www-data, or your local user) needs read/write access to both the DATA_DIR/log directory and the log file itself. Run ls -l /path/to/your/DATA_DIR/log to check permissions, and use chown or chmod to adjust them if needed.

• You didn’t restart Superset
  Changes to superset_config.py only take effect after you restart the Superset web server and worker processes. Don’t skip this step—run superset stop followed by superset start (or use the appropriate commands for your deployment, like systemd service restarts).

• Conflict with a full LOGGING_CONFIG dictionary
  If your superset_config.py includes a complete LOGGING_CONFIG (the full Python logging configuration dictionary), it will override the individual parameters like LOG_FORMAT, LOG_LEVEL, and FILENAME. Ensure you’re not mixing these two configuration approaches—stick to either the simplified parameters or the full logging config.

• Verify DATA_DIR is correctly configured
  Double-check that DATA_DIR is pointing to the directory you expect. You can add a temporary debug line to your config to confirm:

  print(f"DATA_DIR path: {DATA_DIR}")
  print(f"Target log file: {FILENAME}")
  

  Run Superset in debug mode to see these outputs and confirm the path is accurate.

内容的提问来源于stack exchange，提问作者arjunagarwal