Fix more issues with state management

config/default.go

@@ -14,7 +14,7 @@ func NewConfig() *Config {
 		ImagesPattern:    "images*.tar",
 		StateRequired:    false,
 		StateDev:         "LABEL=RANCHER_STATE",
-		StateDevFSType:   "ext4",
+		StateDevFSType:   "auto",
 		SysInit:          "/sbin/init-sys",
 		SystemDockerArgs: []string{"docker", "-d", "-s", "overlay", "-b", "none"},
 		UserInit:         "/sbin/init-user",
@@ -69,7 +69,6 @@ func NewConfig() *Config {
 					"-d",
 					"--rm",
 					"--privileged",
-					//"--volume", "/:/host:ro",
 					"--volume", "/lib/modules:/lib/modules:ro",
 					"--volume", "/usr/bin/docker:/usr/bin/docker:ro",
 					"--volume", "/init:/usr/bin/system-docker:ro",
@@ -91,7 +90,6 @@ func NewConfig() *Config {
 				"-d",
 				"--rm",
 				"--privileged",
-				//"--volume", "/:/host",
 				"--volume", "/lib/modules:/lib/modules:ro",
 				"--volume", "/usr/bin/docker:/usr/bin/docker:ro",
 				"--volume", "/init:/usr/bin/system-docker:ro",

sysinit/sysinit.go

@@ -4,6 +4,7 @@ import (
 	"os"
 	"os/exec"
 	"path"
+	"syscall"
 
 	log "github.com/Sirupsen/logrus"
 	dockerClient "github.com/fsouza/go-dockerclient"
@@ -186,10 +187,11 @@ func sysInit() error {
 	initFuncs := []config.InitFunc{
 		loadImages,
 		runContainers,
-		//func(cfg *config.Config) error {
-		//	syscall.Sync()
-		//	return nil
-		//},
+		func(cfg *config.Config) error {
+			//TODO: not totally sure why we need this.
+			syscall.Sync()
+			return nil
+		},
 		//launchConsole,
 	}