Metrics,access and custom logs files are empty after submitted

问题

After i submitted topology i found in path/of/storm/logs some files like nimbus,supervisor,ui,drpc,metrics,custom and access

but access,custom and metrics are empty , i'm asking about

• how can i access them
• why they are empty
• what is the benfit from it

回答1:

access, custom, and metrics are log files for different Storm features. For example: https://storm.apache.org/documentation/Metrics.html

If you do not know those features and do not use them, you can simply ignore those files.

来源：https://stackoverflow.com/questions/34839173/metrics-access-and-custom-logs-files-are-empty-after-submitted