1 files changed, 11 insertions, 1 deletions

diff --git a/container-search/src/main/java/com/yahoo/search/dispatch/searchcluster/SearchGroups.java b/container-search/src/main/java/com/yahoo/search/dispatch/searchcluster/SearchGroups.java
index cdbc3365409..5727931281a 100644
--- a/container-search/src/main/java/com/yahoo/search/dispatch/searchcluster/SearchGroups.java
+++ b/container-search/src/main/java/com/yahoo/search/dispatch/searchcluster/SearchGroups.java
@@ -1,8 +1,14 @@
 package com.yahoo.search.dispatch.searchcluster;
 
+import com.yahoo.stream.CustomCollectors;
+
 import java.util.Collection;
+import java.util.Comparator;
+import java.util.LinkedHashSet;
 import java.util.Set;
 
+import static java.util.Comparator.comparingInt;
+import static java.util.stream.Collectors.toCollection;
 import static java.util.stream.Collectors.toSet;
 
 /**
@@ -16,7 +22,11 @@ public interface SearchGroups {
     default boolean isEmpty() {
         return size() == 0;
     }
-    default Set<Node> nodes() { return groups().stream().flatMap(group -> group.nodes().stream()).collect(toSet());}
+    default Set<Node> nodes() {
+        return groups().stream().flatMap(group -> group.nodes().stream())
+                       .sorted(comparingInt(Node::key))
+                       .collect(toCollection(LinkedHashSet::new));
+    }
     int size();
     boolean isPartialGroupCoverageSufficient(Collection<Node> nodes);
 }