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authorRadostin Stoyanov <radostin@redhat.com>2021-11-17 11:53:12 +0000
committerRadostin Stoyanov <radostin@redhat.com>2021-11-18 19:23:25 +0000
commit6d23ea60d255b750a8e221cb9964f552218d4297 (patch)
treea2e207973ec2314a550147a3feb1d12c3810ad4a /docs
parent0376e6092c850435b4740876045fdccb467cafd8 (diff)
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Add --file-locks checkpoint/restore option
CRIU supports checkpoint/restore of file locks. This feature is required to checkpoint/restore containers running applications such as MySQL. Signed-off-by: Radostin Stoyanov <radostin@redhat.com>
Diffstat (limited to 'docs')
-rw-r--r--docs/source/markdown/podman-container-checkpoint.1.md8
-rw-r--r--docs/source/markdown/podman-container-restore.1.md8
2 files changed, 16 insertions, 0 deletions
diff --git a/docs/source/markdown/podman-container-checkpoint.1.md b/docs/source/markdown/podman-container-checkpoint.1.md
index 1faa40a94..200920ca9 100644
--- a/docs/source/markdown/podman-container-checkpoint.1.md
+++ b/docs/source/markdown/podman-container-checkpoint.1.md
@@ -110,6 +110,14 @@ restore. Defaults to not checkpointing *containers* with established TCP
connections.\
The default is **false**.
+#### **--file-locks**
+
+Checkpoint a *container* with file locks. If an application running in the container
+is using file locks, this OPTION is required during checkpoint and restore. Otherwise
+checkpointing *containers* with file locks is expected to fail. If file locks are not
+used, this option is ignored.\
+The default is **false**.
+
#### **--with-previous**
Check out the *container* with previous criu image files in pre-dump. It only works on `runc 1.0-rc3` or `higher`.\
diff --git a/docs/source/markdown/podman-container-restore.1.md b/docs/source/markdown/podman-container-restore.1.md
index be67792fc..10477fc77 100644
--- a/docs/source/markdown/podman-container-restore.1.md
+++ b/docs/source/markdown/podman-container-restore.1.md
@@ -143,6 +143,14 @@ option is ignored. Defaults to not restoring *containers* with established TCP
connections.\
The default is **false**.
+#### **--file-locks**
+
+Restore a *container* with file locks. This option is required to
+restore file locks from a checkpoint image. If the checkpoint image
+does not contain file locks, this option is ignored. Defaults to not
+restoring file locks.\
+The default is **false**.
+
## EXAMPLE
Restores the container "mywebserver".
```