Warning
This program is experimental and its interface is subject to change.
Name
nix config - manipulate the Nix configuration
Synopsis
nix config [option...] subcommand
where subcommand is one of the following:
:
nix config show- show the Nix configuration or the value of a specific setting
:
nix config check- check your system for potential problems and print a PASS or FAIL for each check
Options
Logging-related options
- 
Set the logging verbosity level to 'debug'.
 - 
--log-formatformatSet the format of log output; one of
raw,internal-json,barorbar-with-logs. - 
--print-build-logs/-LPrint full build logs on standard error.
 - 
Decrease the logging verbosity level.
 - 
--verbose/-vIncrease the logging verbosity level.
 
Miscellaneous global options
- 
Show usage information.
 - 
Disable substituters and consider all previously downloaded files up-to-date.
 - 
--optionname valueSet the Nix configuration setting name to value (overriding
nix.conf). - 
Consider all previously downloaded files out-of-date.
 - 
Show version information.
 
Note
See
man nix.conffor overriding configuration settings with command line flags.