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-rw-r--r--doc/note/qemu/qemu.txt5
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/note/qemu/qemu.txt b/doc/note/qemu/qemu.txt
index 18f6789..d36e5e2 100644
--- a/doc/note/qemu/qemu.txt
+++ b/doc/note/qemu/qemu.txt
@@ -31,6 +31,10 @@ Example fstab entries:
### Create Standalone image based on snapshot image
qemu-img convert -O qcow2 derived.qcow2 standalone.qcow2
+## Convert to based from standalone
+ qemu-img create -f qcow2 -b old.qcow2 new.qcow2
+ qemu-img rebase -b base.qcow2 new.qcow2
+
## Shrink/compact img
Normal systems:
@@ -40,7 +44,6 @@ Windoof:
sdelete -z C:
qemu-img convert -O qcow2 input.qcow output.qcow2
-
## Shrink snapshot layer
qemu-img convert -O qcow2 snapLayer.qcow2 tmpFullClone.qcow2