Logging
Configure VerneMQ Logging.
Console Logging
Where should VerneMQ emit the default console log messages (which are typically at info
severity):
VerneMQ defaults to log the console messages to a file, which can specified by:
This option defaults to /var/log/vernemq/console.log
for Ubuntu, Debian, RHEL and Docker installs.
The default console logging level info
could be setting one of the following:
Error Logging
VerneMQ log error messages by default. One can change the default behaviour by setting:
VerneMQ defaults to log the error messages to a file, which can specified by:
This option defaults to /var/log/vernemq/error.log
for Ubuntu, Debian, RHEL and Docker installs.
Crash Logging
VerneMQ log crash messages by default. One can change the default behaviour by setting:
VerneMQ defaults to log the crash messages to a file, which can specified by:
This option defaults to /var/log/vernemq/crash.log
for Ubuntu, Debian, RHEL and Docker installs.
The maximum sizes in bytes of inidividual messages in the crash log defaults to 64KB
but can be specified by:
VerneMQ rotate crash logs. By default, the crash log file is rotated at midnight or when the size exceeds 10MGB
. This behaviour can be changed by setting:
The default number of rotated log files is 5 and can be set with the option:
SysLog
VerneMQ supports logging to SysLog, enable it by setting:
Logging to SysLog is disabled by default.
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