Attempts to cancel the command specified by the Command ID. There is no guarantee that the command will be terminated and the underlying process stopped.
ssm_cancel_command(CommandId, InstanceIds)
[required] The ID of the command you want to cancel.
(Optional) A list of instance IDs on which you want to cancel the command. If not provided, the command is canceled on every instance on which it was requested.
svc$cancel_command( CommandId = "string", InstanceIds = list( "string" ) )