The log level parameter in smb.conf should normally not be set higher than 2 because:

The log level parameter in smb.conf should normally not be set higher than 2 because:

A.
Credentials supplied by the user are logged, which poses a security risk.

B.
The increased verbosity has a negative impact on network bandwidth.

C.
Most Samba administrators cannot understand the information presented at higher log levels.

D.
The server flushes the log file after each operation, which affects overall performance.