pepc-aspm - Man Page

Command 'aspm'

General options


Show a short help message and exit.


Be quiet.


Print debugging information.


Print version and exit.


Name of the host to run the command on.


Name of the user to use for logging into the remote host over SSH. The default user name is 'root'.

-K PRIVKEY, --priv-key PRIVKEY

Path to the private SSH key that should be used for logging into the remote host. By default the key is automatically found from standard paths like '$HOME/.ssh'.


SSH connection timeout in seconds, default is 8.


This option is for debugging and testing purposes only, it defines the dataset that will be used to emulate a host for running the command on. This option is typically used when running 'pepc' from the source code directory, which includes datasets for many different systems.

The argument can be the dataset path, 'all' to specify all available dataset or name in which case the following locations will be searched for.

  1. './tests/data', in the directory of the running program
  2. '$PEPC_DATA_PATH/tests/data'
  3. '$HOME/.local/share/pepc/tests/data'
  4. '/usr/local/share/pepc/tests/data'
  5. '/usr/share/pepc/tests/data'

Force coloring of the text output.

Subcommand 'info'

Get information about current PCI ASPM configuration.

--policy NAME

Get currently configured PCI ASPM policy to name.

--policies NAME

Get list of available PCI ASPM policy to names.

--device ADDR

PCI device address for the '--l1-aspm' option. Example: '0000:00:02.0'.


Enable or disable L1 ASPM for the PCI device specified with '--device option'.

Subcommand 'config'

Change PCI ASPM configuration.

--policy NAME

The PCI ASPM policy to set, use "default" to set the default policy.

--device ADDR

PCI device address for the '--l1-aspm' option. Example '0000:00:02.0'.

--l1-aspm OPTION

Enable or disable L1 ASPM for a particular device. Valid arguments are 'on', 'off', 'enable', 'disable', 'true', 'false'. The argument is case insensitive.