diff --git a/source/blender/nodes/geometry/nodes/node_geo_input_mesh_island.cc b/source/blender/nodes/geometry/nodes/node_geo_input_mesh_island.cc
index d658b14092a..a99d0ac5ef9 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_input_mesh_island.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_input_mesh_island.cc
@@ -5,6 +5,7 @@
 
 #include "BKE_mesh.h"
 
+#include "BLI_timeit.hh"
 #include "BLI_disjoint_set.hh"
 
 #include "node_geometry_util.hh"
@@ -36,15 +37,22 @@ class IslandFieldInput final : public bke::MeshFieldInput {
     const Span<MEdge> edges = mesh.edges();
 
     DisjointSet<int> islands(mesh.totvert);
-    for (const int i : edges.index_range()) {
-      islands.join(edges[i].v1, edges[i].v2);
+    SCOPED_TIMER_TABLE(islands_bench);
+    {
+      islands_bench_add("joins");
+      for (const int i : edges.index_range()) {
+        islands.join(edges[i].v1, edges[i].v2);
+      }
     }
 
     Array<int> output(mesh.totvert);
     VectorSet<int> ordered_roots;
-    for (const int i : IndexRange(mesh.totvert)) {
-      const int root = islands.find_root(i);
-      output[i] = ordered_roots.index_of_or_add(root);
+    {
+      islands_bench_add("finding");
+      for (const int i : IndexRange(mesh.totvert)) {
+        const int root = islands.find_root(i);
+        output[i] = ordered_roots.index_of_or_add(root);
+      }
     }
 
     return mesh.attributes().adapt_domain<int>(
@@ -80,16 +88,22 @@ class IslandCountFieldInput final : public bke::MeshFieldInput {
                                  const IndexMask /*mask*/) const final
   {
     const Span<MEdge> edges = mesh.edges();
-
     DisjointSet<int> islands(mesh.totvert);
-    for (const int i : edges.index_range()) {
-      islands.join(edges[i].v1, edges[i].v2);
+    SCOPED_TIMER_TABLE(islands_bench_counting);
+    {
+      islands_bench_counting_add("joins");
+      for (const int i : edges.index_range()) {
+        islands.join(edges[i].v1, edges[i].v2);
+      }
     }
 
     Set<int> island_list;
-    for (const int i_vert : IndexRange(mesh.totvert)) {
-      const int root = islands.find_root(i_vert);
-      island_list.add(root);
+    {
+      islands_bench_counting_add("counting");
+      for (const int i_vert : IndexRange(mesh.totvert)) {
+        const int root = islands.find_root(i_vert);
+        island_list.add(root);
+      }
     }
 
     return VArray<int>::ForSingle(island_list.size(), mesh.attributes().domain_size(domain));