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add chapter about hibernation and vmstate storage selection

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and reference it also in the snapshot chapter

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
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Dominik Csapak 2019-12-09 15:27:01 +01:00 committed by Thomas Lamprecht
parent b77cddaade
commit 88a31964c3
1 changed files with 26 additions and 0 deletions
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@ -1193,6 +1193,28 @@ It will be called during various phases of the guests lifetime.
For an example and documentation see the example script under
`/usr/share/pve-docs/examples/guest-example-hookscript.pl`.
[[qm_hibernate]]
Hibernation
-----------
You can suspend a VM to disk with the GUI option `Hibernate` or with
qm suspend ID --todisk
That means that the current content of the memory will be saved onto disk
and the VM gets stopped. On the next start, the memory content will be
loaded and the VM can continue where it was left off.
[[qm_vmstatestorage]]
.State storage selection
If no target storage for the memory is given, it will be automatically
chosen, the first of:
1. The storage `vmstatestorage` from the VM config.
2. The first shared storage from any VM disk.
3. The first non-shared storage from any VM disk.
4. The storage `local` as a fallback.
Managing Virtual Machines with `qm`
------------------------------------
@ -1302,6 +1324,10 @@ There are a few snapshot related properties like `parent` and
relationship between snapshots. `snaptime` is the snapshot creation
time stamp (Unix epoch).
You can optionally save the memory of a running VM with the option `vmstate`.
For details about how the target storage gets chosen for the VM state, see
xref:qm_vmstatestorage[State storage selection] in the chapter
xref:qm_hibernate[Hibernation].
[[qm_options]]
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