android - Spaces between CardView -

i working on recycleview , cardview, there spaces between cards seem long, can show me how fix please have 2 files

friends_list_item.xml

    <?xml version="1.0" encoding="utf-8"?> <linearlayout xmlns:android="http://schemas.android.com/apk/res/android"     android:layout_width="match_parent" android:layout_height="match_parent"     android:padding="16dp"     >      <android.support.v7.widget.cardview         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:id="@+id/friendslist"         >     <relativelayout         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:padding="16dp"         >      <imageview             android:layout_width="55dp"             android:layout_height="55dp"             android:id="@+id/picture"             android:layout_alignparentleft="true"             android:layout_alignparenttop="true"             android:layout_marginright="16dp"             />          <textview             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:id="@+id/username"             android:layout_torightof="@+id/picture"             android:layout_alignparenttop="true"              android:textstyle="bold" />          <textview             android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:id="@+id/status"             android:layout_torightof="@+id/picture"             android:layout_below="@+id/username"             />      </relativelayout>     </android.support.v7.widget.cardview> </linearlayout>  

fragment_find_friends.xml

<?xml version="1.0" encoding="utf-8"?> <linearlayout xmlns:android="http://schemas.android.com/apk/res/android"               xmlns:tools="http://schemas.android.com/tools"               android:layout_width="match_parent"               android:layout_height="match_parent"               android:background="#e6e6e6"               android:orientation="vertical"               tools:ignore="textfields,contentdescription,uselessparent">      <linearlayout         android:id="@+id/searchfieldcontainer"         android:background="@color/white"         android:layout_width="match_parent"         android:layout_height="wrap_content">          <edittext             android:id="@+id/searchfield"              android:layout_width="0dp"             android:layout_height="match_parent"             android:layout_gravity="center"             android:layout_marginleft="5dp"             android:layout_weight="1"             android:hint="@string/search_elipses"/>          <imagebutton             android:id="@+id/searchbtn"             android:layout_width="46dp"             android:layout_height="46dp"             android:layout_gravity="center"             android:layout_margin="5dp"             android:background="@drawable/bg_follow_button"             android:src="@drawable/ic_done_white_24dp"/>     </linearlayout>      <android.support.v7.widget.recyclerview         android:layout_width="match_parent"         android:layout_height="match_parent"         android:id="@+id/friendslist"/>  </linearlayout> 

here screenshot:

the liner layout "android:layout_height="match_parent"" change wrap_content

try :)