Input Name	Range	Type	Description
cg-id		integer	Key to identify the ongoing cg operation.

Errno	Description
EONTAPI_EINVAL
ECGOFF
ECGSNAPERR
ECGERROR
EONTAPI_ETIMEDOUT

Vfiler-enabled

Yes

Deletes the snaps assiciated with a CG checkpoint in this filer.

Input Name	Range	Type	Description
snapshot		string	The name of the snapshot that is deleted in each volume.
volumes		volume-name[]	A list of volumes in this filer that is part of this CG operation.

Errno	Description
ECGOFF
EONTAPI_EINVAL
ECGSNAPERR
ECGERROR

Starts the checkpoint cycle for externally synchronized checkpoints in the filer. This operation fences the specified volumes and returns "success" (if successful). If the API returns "success", the call starts a snap create operation in these volumes. If the API returns "success", this operation SHOULD be followed by a call to cg-commit (below).

Input Name	Range	Type	Description
snapshot		string	The provided name of the snapshot that is created in each volume. This name is the unique identifier by which the calling agent identifies the snapshots that constitute a checkpoint. The maximum length is 255 characters. (= MAXNAMLEN)
timeout		string optional	Timeout selector. Possible vaules are "urgent", "medium" or "relaxed". If no value is specified, the default value is "medium".
volumes		volume-name[]	A list of volumes in this filer that is part of this CG operation.
Output Name	Range	Type	Description
cg-id		integer	Identifier of the started cg-start operation. This identifier is used in the succeeding cg-commit call to identify the operation to be commited.

Errno	Description
EONTAPI_EINVAL
EONTAPI_EAGAIN
ECGERROR
EONTAPI_ETIMEDOUT

Vfiler-enabled

Yes

The name of a volume. The maximum string length is 256 characters.

[none]