Making log files in nifi

[#1]

• I want to make log files with this information:1.processor failure information,invokehttp(response and failures),puthdfs(succes,falure), deletting file from hdfs(sucess,falure) should i use custom logging or i have to make source logs? what is difference from nifi-app and nifi-user logs( i mean what kind of informaton is in user log and app log)?

[#2]

This article will show you how to make customized logs in NiFi (from source logs) https://community.hortonworks.com/articles/65027/nifi-easy-custom-logging-of-diverse-sources-in-mer....

You will use nifi-app as your source log (logs application operations) and not nifi-user (logs user activity)