ltsp-update-kernels(8) copy LTSP chroot kernels to TFTP directories


ltsp-update-kernels [,OPTION/] [,CHROOT/...]


Copies the boot/ directory from LTSP chroots to the TFTP directories in order to make them available to PXE clients. Copying kernels from inside NBD images is also supported. CHROOT can be a fullpath or a subdirectory of the base directory, and if it's unset, all available chroots are processed.


-b, --base[=,PATH/]
The LTSP base directory. Defaults to ,/opt/ltsp/ if unspecified.
-h, --help
Displays the ltsp-update-kernels help message.
Output version information and exit.


Part of the ltsp package and the latest versions are available in source form from


/etc/ltsp/<tool>.conf: Upon execution the tool will read a configuration file to override built-in defaults.

Values are NAME="VALUE" pairs, with # representing commented lines. most commandline options have an equivalent. an example Debian based system with an alternate base location, architecture, and distribution:

 # set alternate default location for ltsp chroot (--base)
 # build an amd64 chroot by default (--arch)
 # build a Debian sid environment (--dist)

/etc/ltsp/ltsp-server.conf: Each LTSP server tool will read a generic configuration file. This file is typically used for setting BASE, TFTP_DIRS and TFTP_BOOT_DIR. These settings are overwritten by those set in specific tool configs.


Autogenerated from the script source code with help2man. Distributed under the terms of the GNU General Public License version 2 or any later version.


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