bug#27869: [PATCH] doc: Add note about overwritting /gnu/store/...-run-vm.sh

[ludo@gnu.org (Ludovic Courtès)]

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Heya,

Oleg Pykhalov <go.wigust@gmail.com> skribis:

> Hi Ludovic,
>
> ludo@gnu.org (Ludovic Courtès) writes:
>
> [...]
>
>> Perhaps we should add the example to illustrate this last sentence?
>
> Yea, it will be great, because it's not obvious for me and maybe
> somebody else.  Is current example OK?

Yes, I’ve committed this:


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diff --git a/doc/guix.texi b/doc/guix.texi
index 345285031..77909f886 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -16440,7 +16440,13 @@ 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).
-Arguments given to the script are passed to QEMU.
+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:
+
+@example
+$ /gnu/store/@dots{}-run-vm.sh -m 1024 -net user
+@end example
 
 The VM shares its store with the host system.
 

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Thanks,
Ludo’.