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| -rw-r--r-- | doc/guix.texi | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index a182e1edee..9e0eec4383 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -23008,6 +23008,16 @@ passed. @anchor{guix system vm} Build a virtual machine that contains the operating system declared in @var{file}, and return a script to run that virtual machine (VM). + +@quotation Note +The @code{vm} action and others below +can use KVM support in the Linux-libre kernel. Specifically, if the +machine has hardware virtualization support, the corresponding +KVM kernel module should be loaded, and the @file{/dev/kvm} device node +must exist and be readable and writable by the user and by the +build users of the daemon (@pxref{Build Environment Setup}). +@end quotation + Arguments given to the script are passed to QEMU as in the example below, which enables networking and requests 1@tie{}GiB of RAM for the emulated machine: @@ -23204,15 +23214,6 @@ a list of available debugging commands. @end table @end table -@quotation Note -All the actions above, except @code{build} and @code{init}, -can use KVM support in the Linux-libre kernel. Specifically, if the -machine has hardware virtualization support, the corresponding -KVM kernel module should be loaded, and the @file{/dev/kvm} device node -must exist and be readable and writable by the user and by the -build users of the daemon (@pxref{Build Environment Setup}). -@end quotation - Once you have built, configured, re-configured, and re-re-configured your GuixSD installation, you may find it useful to list the operating system generations available on disk---and that you can choose from the |