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Merge pull request #8819 from chen-zhuohan/add-pre-checkpoint

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Add pre-checkpoint and restore with previous
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OpenShift Merge Robot
2021-01-12 07:57:05 -05:00
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parent 1955eee89f 2aa381f2d0
commit 5575c7be20
11 changed files with 192 additions and 2 deletions
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14
docs/source/markdown/podman-container-checkpoint.1.md
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@ -58,12 +58,26 @@ This option must be used in combination with the **--export, -e** option.
When this option is specified, the content of volumes associated with
the container will not be included into the checkpoint tar.gz file.
#### **--pre-checkpoint**, **-P**
Dump the container's memory information only, leaving the container running. Later
operations will supersede prior dumps. It only works on runc 1.0-rc3 or higher.
#### **--with-previous**
Check out the container with previous criu image files in pre-dump. It only works
without **--pre-checkpoint** or **-P**. It only works on runc 1.0-rc3 or higher.
## EXAMPLE
podman container checkpoint mywebserver
podman container checkpoint 860a4b23
podman container checkpoint -P -e pre-checkpoint.tar.gz -l
podman container checkpoint --with-previous -e checkpoint.tar.gz -l
## SEE ALSO
podman(1), podman-container-restore(1)

7
docs/source/markdown/podman-container-restore.1.md
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@ -48,6 +48,11 @@ Import a checkpoint tar.gz file, which was exported by Podman. This can be used
to import a checkpointed container from another host. Do not specify a *container*
argument when using this option.
#### **--import-previous**
Import a pre-checkpoint tar.gz file which was exported by Podman. This option
must be used with **-i** or **--import**. It only works on runc 1.0-rc3 or higher.
#### **--name**, **-n**
This is only available in combination with **--import, -i**. If a container is restored
@ -98,6 +103,8 @@ podman container restore mywebserver
podman container restore 860a4b23
podman container restore --import-previous pre-checkpoint.tar.gz --import checkpoint.tar.gz
## SEE ALSO
podman(1), podman-container-checkpoint(1)