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Diffstat (limited to 'doc/guix.texi')
| -rw-r--r-- | doc/guix.texi | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 729ec081be..d61a5b7514 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -7877,9 +7877,8 @@ that. The installation image described above was built using the @command{guix system} command, specifically: -@c FIXME: 1G is too much; see <http://bugs.gnu.org/23077>. @example -guix system disk-image --image-size=1G gnu/system/install.scm +guix system disk-image gnu/system/install.scm @end example Have a look at @file{gnu/system/install.scm} in the source tree, @@ -16187,8 +16186,9 @@ size of the image. @item vm-image @itemx disk-image Return a virtual machine or disk image of the operating system declared -in @var{file} that stands alone. Use the @option{--image-size} option -to specify the size of the image. +in @var{file} that stands alone. By default, @command{guix system} +estimates the size of the image needed to store the system, but you can +use the @option{--image-size} option to specify a value. When using @code{vm-image}, the returned image is in qcow2 format, which the QEMU emulator can efficiently use. @xref{Running GuixSD in a VM}, @@ -16251,6 +16251,10 @@ of the given @var{size}. @var{size} may be a number of bytes, or it may include a unit as a suffix (@pxref{Block size, size specifications,, coreutils, GNU Coreutils}). +When this option is omitted, @command{guix system} computes an estimate +of the image size as a function of the size of the system declared in +@var{file}. + @item --root=@var{file} @itemx -r @var{file} Make @var{file} a symlink to the result, and register it as a garbage |