diff --git a/Parallelstore/metadata/V1Beta/Parallelstore.php b/Parallelstore/metadata/V1Beta/Parallelstore.php
index 88d3ba141fa4..bf2fe0612c45 100644
Binary files a/Parallelstore/metadata/V1Beta/Parallelstore.php and b/Parallelstore/metadata/V1Beta/Parallelstore.php differ
diff --git a/Parallelstore/src/V1beta/DirectoryStripeLevel.php b/Parallelstore/src/V1beta/DirectoryStripeLevel.php
new file mode 100644
index 000000000000..aa9b9b5ab8f6
--- /dev/null
+++ b/Parallelstore/src/V1beta/DirectoryStripeLevel.php
@@ -0,0 +1,68 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: google/cloud/parallelstore/v1beta/parallelstore.proto
+
+namespace Google\Cloud\Parallelstore\V1beta;
+
+use UnexpectedValueException;
+
+/**
+ * Represents the striping options for directories.
+ *
+ * Protobuf type <code>google.cloud.parallelstore.v1beta.DirectoryStripeLevel</code>
+ */
+class DirectoryStripeLevel
+{
+    /**
+     * Default directory striping
+     *
+     * Generated from protobuf enum <code>DIRECTORY_STRIPE_LEVEL_UNSPECIFIED = 0;</code>
+     */
+    const DIRECTORY_STRIPE_LEVEL_UNSPECIFIED = 0;
+    /**
+     * Minimum directory striping
+     *
+     * Generated from protobuf enum <code>DIRECTORY_STRIPE_LEVEL_MIN = 1;</code>
+     */
+    const DIRECTORY_STRIPE_LEVEL_MIN = 1;
+    /**
+     * Medium directory striping
+     *
+     * Generated from protobuf enum <code>DIRECTORY_STRIPE_LEVEL_BALANCED = 2;</code>
+     */
+    const DIRECTORY_STRIPE_LEVEL_BALANCED = 2;
+    /**
+     * Maximum directory striping
+     *
+     * Generated from protobuf enum <code>DIRECTORY_STRIPE_LEVEL_MAX = 3;</code>
+     */
+    const DIRECTORY_STRIPE_LEVEL_MAX = 3;
+
+    private static $valueToName = [
+        self::DIRECTORY_STRIPE_LEVEL_UNSPECIFIED => 'DIRECTORY_STRIPE_LEVEL_UNSPECIFIED',
+        self::DIRECTORY_STRIPE_LEVEL_MIN => 'DIRECTORY_STRIPE_LEVEL_MIN',
+        self::DIRECTORY_STRIPE_LEVEL_BALANCED => 'DIRECTORY_STRIPE_LEVEL_BALANCED',
+        self::DIRECTORY_STRIPE_LEVEL_MAX => 'DIRECTORY_STRIPE_LEVEL_MAX',
+    ];
+
+    public static function name($value)
+    {
+        if (!isset(self::$valueToName[$value])) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no name defined for value %s', __CLASS__, $value));
+        }
+        return self::$valueToName[$value];
+    }
+
+
+    public static function value($name)
+    {
+        $const = __CLASS__ . '::' . strtoupper($name);
+        if (!defined($const)) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no value defined for name %s', __CLASS__, $name));
+        }
+        return constant($const);
+    }
+}
+
diff --git a/Parallelstore/src/V1beta/FileStripeLevel.php b/Parallelstore/src/V1beta/FileStripeLevel.php
new file mode 100644
index 000000000000..0256998e6532
--- /dev/null
+++ b/Parallelstore/src/V1beta/FileStripeLevel.php
@@ -0,0 +1,68 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: google/cloud/parallelstore/v1beta/parallelstore.proto
+
+namespace Google\Cloud\Parallelstore\V1beta;
+
+use UnexpectedValueException;
+
+/**
+ * Represents the striping options for files.
+ *
+ * Protobuf type <code>google.cloud.parallelstore.v1beta.FileStripeLevel</code>
+ */
+class FileStripeLevel
+{
+    /**
+     * Default file striping
+     *
+     * Generated from protobuf enum <code>FILE_STRIPE_LEVEL_UNSPECIFIED = 0;</code>
+     */
+    const FILE_STRIPE_LEVEL_UNSPECIFIED = 0;
+    /**
+     * Minimum file striping
+     *
+     * Generated from protobuf enum <code>FILE_STRIPE_LEVEL_MIN = 1;</code>
+     */
+    const FILE_STRIPE_LEVEL_MIN = 1;
+    /**
+     * Medium file striping
+     *
+     * Generated from protobuf enum <code>FILE_STRIPE_LEVEL_BALANCED = 2;</code>
+     */
+    const FILE_STRIPE_LEVEL_BALANCED = 2;
+    /**
+     * Maximum file striping
+     *
+     * Generated from protobuf enum <code>FILE_STRIPE_LEVEL_MAX = 3;</code>
+     */
+    const FILE_STRIPE_LEVEL_MAX = 3;
+
+    private static $valueToName = [
+        self::FILE_STRIPE_LEVEL_UNSPECIFIED => 'FILE_STRIPE_LEVEL_UNSPECIFIED',
+        self::FILE_STRIPE_LEVEL_MIN => 'FILE_STRIPE_LEVEL_MIN',
+        self::FILE_STRIPE_LEVEL_BALANCED => 'FILE_STRIPE_LEVEL_BALANCED',
+        self::FILE_STRIPE_LEVEL_MAX => 'FILE_STRIPE_LEVEL_MAX',
+    ];
+
+    public static function name($value)
+    {
+        if (!isset(self::$valueToName[$value])) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no name defined for value %s', __CLASS__, $value));
+        }
+        return self::$valueToName[$value];
+    }
+
+
+    public static function value($name)
+    {
+        $const = __CLASS__ . '::' . strtoupper($name);
+        if (!defined($const)) {
+            throw new UnexpectedValueException(sprintf(
+                    'Enum %s has no value defined for name %s', __CLASS__, $name));
+        }
+        return constant($const);
+    }
+}
+
diff --git a/Parallelstore/src/V1beta/Instance.php b/Parallelstore/src/V1beta/Instance.php
index b0dd62712176..910236b64b20 100644
--- a/Parallelstore/src/V1beta/Instance.php
+++ b/Parallelstore/src/V1beta/Instance.php
@@ -116,6 +116,22 @@ class Instance extends \Google\Protobuf\Internal\Message
      * Generated from protobuf field <code>string effective_reserved_ip_range = 14 [(.google.api.field_behavior) = IMMUTABLE, (.google.api.field_behavior) = OUTPUT_ONLY, (.google.api.resource_reference) = {</code>
      */
     protected $effective_reserved_ip_range = '';
+    /**
+     * Optional. Stripe level for files.
+     * MIN better suited for small size files.
+     * MAX higher throughput performance for larger files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.FileStripeLevel file_stripe_level = 15 [(.google.api.field_behavior) = OPTIONAL];</code>
+     */
+    protected $file_stripe_level = 0;
+    /**
+     * Optional. Stripe level for directories.
+     * MIN when directory has a small number of files.
+     * MAX when directory has a large number of files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.DirectoryStripeLevel directory_stripe_level = 16 [(.google.api.field_behavior) = OPTIONAL];</code>
+     */
+    protected $directory_stripe_level = 0;
 
     /**
      * Constructor.
@@ -176,6 +192,14 @@ class Instance extends \Google\Protobuf\Internal\Message
      *           "test-default" associated with IP range 10.0.0.0/29. This field is
      *           populated by the service and and contains the value currently used by the
      *           service.
+     *     @type int $file_stripe_level
+     *           Optional. Stripe level for files.
+     *           MIN better suited for small size files.
+     *           MAX higher throughput performance for larger files.
+     *     @type int $directory_stripe_level
+     *           Optional. Stripe level for directories.
+     *           MIN when directory has a small number of files.
+     *           MAX when directory has a large number of files.
      * }
      */
     public function __construct($data = NULL) {
@@ -573,5 +597,65 @@ public function setEffectiveReservedIpRange($var)
         return $this;
     }
 
+    /**
+     * Optional. Stripe level for files.
+     * MIN better suited for small size files.
+     * MAX higher throughput performance for larger files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.FileStripeLevel file_stripe_level = 15 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @return int
+     */
+    public function getFileStripeLevel()
+    {
+        return $this->file_stripe_level;
+    }
+
+    /**
+     * Optional. Stripe level for files.
+     * MIN better suited for small size files.
+     * MAX higher throughput performance for larger files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.FileStripeLevel file_stripe_level = 15 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @param int $var
+     * @return $this
+     */
+    public function setFileStripeLevel($var)
+    {
+        GPBUtil::checkEnum($var, \Google\Cloud\Parallelstore\V1beta\FileStripeLevel::class);
+        $this->file_stripe_level = $var;
+
+        return $this;
+    }
+
+    /**
+     * Optional. Stripe level for directories.
+     * MIN when directory has a small number of files.
+     * MAX when directory has a large number of files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.DirectoryStripeLevel directory_stripe_level = 16 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @return int
+     */
+    public function getDirectoryStripeLevel()
+    {
+        return $this->directory_stripe_level;
+    }
+
+    /**
+     * Optional. Stripe level for directories.
+     * MIN when directory has a small number of files.
+     * MAX when directory has a large number of files.
+     *
+     * Generated from protobuf field <code>.google.cloud.parallelstore.v1beta.DirectoryStripeLevel directory_stripe_level = 16 [(.google.api.field_behavior) = OPTIONAL];</code>
+     * @param int $var
+     * @return $this
+     */
+    public function setDirectoryStripeLevel($var)
+    {
+        GPBUtil::checkEnum($var, \Google\Cloud\Parallelstore\V1beta\DirectoryStripeLevel::class);
+        $this->directory_stripe_level = $var;
+
+        return $this;
+    }
+
 }