path: root/qemu-img.texi
diff options
authorBenoƮt Canet <benoit@irqsave.net>2012-09-05 13:09:02 +0200
committerKevin Wolf <kwolf@redhat.com>2012-09-12 15:50:09 +0200
commitc054b3fd78f28b12f4d066583fc0ade017752479 (patch)
tree78018b3d8975fb9c63170130ed2bea6cc7894e27 /qemu-img.texi
parentc249ee682542ff3b8c310c78be67e3e713fd61d7 (diff)
qemu-img: Add json output option to the info command.
This option --output=[human|json] make qemu-img info output on human or JSON representation at the choice of the user. example: { "snapshots": [ { "vm-clock-nsec": 637102488, "name": "vm-20120821145509", "date-sec": 1345553709, "date-nsec": 220289000, "vm-clock-sec": 20, "id": "1", "vm-state-size": 96522745 }, { "vm-clock-nsec": 28210866, "name": "vm-20120821154059", "date-sec": 1345556459, "date-nsec": 171392000, "vm-clock-sec": 46, "id": "2", "vm-state-size": 101208714 } ], "virtual-size": 1073741824, "filename": "snap.qcow2", "cluster-size": 65536, "format": "qcow2", "actual-size": 985587712, "dirty-flag": false } Signed-off-by: Benoit Canet <benoit@irqsave.net> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qemu-img.texi')
1 files changed, 3 insertions, 2 deletions
diff --git a/qemu-img.texi b/qemu-img.texi
index 6b42e35fe7..ca8589116f 100644
--- a/qemu-img.texi
+++ b/qemu-img.texi
@@ -129,12 +129,13 @@ created as a copy on write image of the specified base image; the
@var{backing_file} should have the same content as the input's base image,
however the path, image format, etc may differ.
-@item info [-f @var{fmt}] @var{filename}
+@item info [-f @var{fmt}] [--output=@var{ofmt}] @var{filename}
Give information about the disk image @var{filename}. Use it in
particular to know the size reserved on disk which can be different
from the displayed size. If VM snapshots are stored in the disk image,
-they are displayed too.
+they are displayed too. The command can output in the format @var{ofmt}
+which is either @code{human} or @code{json}.
@item snapshot [-l | -a @var{snapshot} | -c @var{snapshot} | -d @var{snapshot} ] @var{filename}