diff --git a/go.mod b/go.mod
index 6debb32..ab83143 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.21.5
 
 require (
 	github.com/Asphaltt/go-iproute2 v0.0.0-20220404100349-2854774d085e
-	github.com/CloudDetail/metadata v0.0.0-20240809080233-394951895115
+	github.com/CloudDetail/metadata v0.0.0-20240903055919-f0487c96aa95
 	github.com/mdlayher/netlink v1.7.2
 	github.com/prometheus/client_golang v1.19.1
 	github.com/vishvananda/netlink v1.2.1-beta.2.0.20220608195807-1a118fe229fc
diff --git a/go.sum b/go.sum
index 174fd9b..908aab7 100644
--- a/go.sum
+++ b/go.sum
@@ -17,6 +17,8 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/CloudDetail/metadata v0.0.0-20240809080233-394951895115 h1:6O9/rBmqa5Ig1n0xFTOqKoYT/7aGkzs2OYUmCr5PMg4=
 github.com/CloudDetail/metadata v0.0.0-20240809080233-394951895115/go.mod h1:YpCyr1yI2rybhXMo7STmU7qVvkRp6EDVaDRnU9Wf8ls=
+github.com/CloudDetail/metadata v0.0.0-20240903055919-f0487c96aa95 h1:52seV0rUftzIronLQOHOHbnlz4YHS4/dAB9rSHa+24M=
+github.com/CloudDetail/metadata v0.0.0-20240903055919-f0487c96aa95/go.mod h1:YpCyr1yI2rybhXMo7STmU7qVvkRp6EDVaDRnU9Wf8ls=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
diff --git a/proc/cgroup.go b/proc/cgroup.go
index 7fceab5..5945a79 100644
--- a/proc/cgroup.go
+++ b/proc/cgroup.go
@@ -7,11 +7,12 @@ import (
 )
 
 var (
-	dockerIdRegexp      = regexp.MustCompile(`([a-z0-9]{64})`)
-	crioIdRegexp        = regexp.MustCompile(`crio-([a-z0-9]{64})`)
-	containerdIdRegexp  = regexp.MustCompile(`cri-containerd[-:]([a-z0-9]{64})`)
-	lxcIdRegexp         = regexp.MustCompile(`/lxc/([^/]+)`)
-	systemSliceIdRegexp = regexp.MustCompile(`(/(system|runtime)\.slice/([^/]+))`)
+	dockerIdRegexp     = regexp.MustCompile(`([a-z0-9]{64})`)
+	crioIdRegexp       = regexp.MustCompile(`crio-([a-z0-9]{64})`)
+	containerdIdRegexp = regexp.MustCompile(`cri-containerd[-:]([a-z0-9]{64})`)
+
+// lxcIdRegexp         = regexp.MustCompile(`/lxc/([^/]+)`)
+// systemSliceIdRegexp = regexp.MustCompile(`(/(system|runtime)\.slice/([^/]+))`)
 )
 
 func containerByCgroup(path string) (string, error) {
@@ -48,19 +49,19 @@ func containerByCgroup(path string) (string, error) {
 		}
 		return matches[1], nil
 	}
-	if prefix == "lxc" {
-		matches := lxcIdRegexp.FindStringSubmatch(path)
-		if matches == nil {
-			return "", fmt.Errorf("invalid lxc cgroup %s", path)
-		}
-		return matches[1], nil
-	}
-	if prefix == "system.slice" || prefix == "runtime.slice" {
-		matches := systemSliceIdRegexp.FindStringSubmatch(path)
-		if matches == nil {
-			return "", fmt.Errorf("invalid systemd cgroup %s", path)
-		}
-		return strings.Replace(matches[1], "\\x2d", "-", -1), nil
-	}
+	// if prefix == "lxc" {
+	// 	matches := lxcIdRegexp.FindStringSubmatch(path)
+	// 	if matches == nil {
+	// 		return "", fmt.Errorf("invalid lxc cgroup %s", path)
+	// 	}
+	// 	return matches[1], nil
+	// }
+	// if prefix == "system.slice" || prefix == "runtime.slice" {
+	// 	matches := systemSliceIdRegexp.FindStringSubmatch(path)
+	// 	if matches == nil {
+	// 		return "", fmt.Errorf("invalid systemd cgroup %s", path)
+	// 	}
+	// 	return strings.Replace(matches[1], "\\x2d", "-", -1), nil
+	// }
 	return "", fmt.Errorf("unknown container: %s", path)
 }