Redis provides a variety of logging options, allowing the configuration of log levels and output locations: log levels: debug, verbose, notice, warning and error, set in the loglevel parameters. Log output location: standard output, file, and system log, respectively set through logfile, syslog-enabled and syslog-ident parameters.
Redis log settings
Redis provides a variety of logging options, allowing users to configure log levels and output locations as needed.
Configure log level
In a Redis configuration file (usually redis.conf ), you can configure the log level by setting the following parameters:
-
loglevel: Specifies the log level, optional values include:debug,verbose,notice,warninganderror.
Configure log output location
Redis logs can be output to the following locations:
- Standard output (stdout): Log output to the console.
- File: Log output to the specified file.
- System log: The log is output to the operating system log file.
The log output location can be configured with the following parameters:
-
logfile: Specify the log file path. -
syslog-enabled: Enables system logging. -
syslog-ident: Specifies the identifier in the system logging.
Sample configuration
Here is a sample configuration that sets the log level to notice and outputs to the file /var/log/redis.log :
<code>loglevel notice logfile /var/log/redis.log</code>
Other logging options
Redis also offers the following additional logging options:
-
slowlog-log-slower-than: Sets the execution time threshold for slow query. Queries that exceed the threshold will be recorded in the slow query log. -
slowlog-max-len: Sets the maximum length of slow query logs. -
aof-rewrite-incremental-fsync: Enables progressive file system synchronization during AOF rewrite. -
aof-use-rdb-preamble: Use RDB leading in AOF files to improve recovery speed.
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