diff --git a/socorro/external/es/crashstorage.py b/socorro/external/es/crashstorage.py
index ee1dba89e8..b7ba3e34ba 100644
--- a/socorro/external/es/crashstorage.py
+++ b/socorro/external/es/crashstorage.py
@@ -606,7 +606,6 @@ class ESCrashStorageRedactedJsonDump(ESCrashStorageRedactedSave):
         name="json_dump_allowlist_keys",
         doc="keys of the json_dump field to keep in the processed crash",
         default=[
-            "write_combine_size",
             "stackwalk_version",
             "system_info",
         ],
diff --git a/socorro/external/es/super_search_fields.py b/socorro/external/es/super_search_fields.py
index 0c84d098c2..675db0fead 100644
--- a/socorro/external/es/super_search_fields.py
+++ b/socorro/external/es/super_search_fields.py
@@ -3249,20 +3249,6 @@ def number_field(
             "type": "string",
         },
     },
-    "write_combine_size": {
-        "data_validation_type": "int",
-        "description": "",
-        "form_field_choices": [],
-        "has_full_version": False,
-        "in_database_name": "write_combine_size",
-        "is_exposed": True,
-        "is_returned": True,
-        "name": "write_combine_size",
-        "namespace": "processed_crash.json_dump",
-        "permissions_needed": [],
-        "query_type": "number",
-        "storage_mapping": {"type": "long"},
-    },
     "xpcom_spin_event_loop_stack": keyword_field(
         name="xpcom_spin_event_loop_stack",
         description=(
diff --git a/socorro/schemas/telemetry_socorro_crash.json b/socorro/schemas/telemetry_socorro_crash.json
index c8d0d6210c..d656449f7f 100644
--- a/socorro/schemas/telemetry_socorro_crash.json
+++ b/socorro/schemas/telemetry_socorro_crash.json
@@ -684,13 +684,6 @@
               }
             }
           }
-        },
-        "write_combine_size": {
-          "type": [
-            "string",
-            "null"
-          ],
-          "description": "If present, the total size of all committed memory regions in the crashing process marked with PAGE_WRITECOMBINE."
         }
       }
     },
diff --git a/socorro/unittest/external/es/test_crashstorage.py b/socorro/unittest/external/es/test_crashstorage.py
index 0a761bf267..b2e88fea49 100644
--- a/socorro/unittest/external/es/test_crashstorage.py
+++ b/socorro/unittest/external/es/test_crashstorage.py
@@ -54,7 +54,6 @@
     "id": 361399767,
     "json_dump": {
         "things": "stackwalker output",
-        "write_combine_size": 43,
         "system_info": {"cpu_count": 42, "os": "Linux"},
     },
     "install_age": 22385,
@@ -350,7 +349,6 @@ def test_success_with_limited_json_dump_class(self, espy_mock):
         """Test a successful index of a crash report"""
         modified_config = self.get_tuned_config(ESCrashStorage)
         modified_config.json_dump_allowlist_keys = [
-            "write_combine_size",
             "system_info",
         ]
         modified_config.es_redactor = DotDict()
@@ -377,7 +375,6 @@ def test_success_with_limited_json_dump_class(self, espy_mock):
             "json_dump": {
                 # json dump allowed keys
                 "system_info": {"cpu_count": 42, "os": "Linux"},
-                "write_combine_size": 43,
                 # not allowed keys:
                 "badkey1": "foo",
                 "badkey2": {"badsubkey": "foo"},
@@ -419,7 +416,6 @@ def test_success_with_limited_json_dump_class(self, espy_mock):
                 "json_dump": {
                     # json dump allowed keys
                     "system_info": {"cpu_count": 42},
-                    "write_combine_size": 43,
                 },
             },
         }
diff --git a/socorro/unittest/external/es/test_super_search_fields.py b/socorro/unittest/external/es/test_super_search_fields.py
index 9da29fde38..7156448067 100644
--- a/socorro/unittest/external/es/test_super_search_fields.py
+++ b/socorro/unittest/external/es/test_super_search_fields.py
@@ -129,13 +129,12 @@ def test_get_mapping(self):
         }
 
         # Test nested objects.
-        assert "json_dump" in processed_crash
-        assert "properties" in processed_crash["json_dump"]
-        assert "write_combine_size" in processed_crash["json_dump"]["properties"]
-        assert processed_crash["json_dump"]["properties"]["write_combine_size"] == {
-            "type": "long",
-            "doc_values": True,
-        }
+        assert (
+            processed_crash["json_dump"]["properties"]["system_info"]["properties"]["cpu_count"] == {
+                "type": "short",
+                "doc_values": True,
+            }
+        )
 
 
 class TestIntegrationSuperSearchFields(ElasticsearchTestCase):
diff --git a/socorro/unittest/external/es/test_supersearch.py b/socorro/unittest/external/es/test_supersearch.py
index 3b0672dde5..0ed6ff844c 100644
--- a/socorro/unittest/external/es/test_supersearch.py
+++ b/socorro/unittest/external/es/test_supersearch.py
@@ -91,13 +91,17 @@ def test_get(self):
                 "date_processed": self.now,
                 "build": 20000000,
                 "os_name": "Linux",
-                "json_dump": {"write_combine_size": 9823012},
+                "json_dump": {
+                    "system_info": {
+                        "cpu_count": 4,
+                    },
+                }
             }
         )
         self.es_context.refresh()
 
         res = self.api.get(
-            _columns=["date", "build_id", "platform", "signature", "write_combine_size"]
+            _columns=["date", "build_id", "platform", "signature", "cpu_count"]
         )
 
         assert "hits" in res
@@ -120,8 +124,8 @@ def test_get(self):
         assert "platform" in res["hits"][0]  # os_name -> platform
 
         # Test namespaces are correctly removed.
-        # processed_crash.json_dump.write_combine_size > write_combine_size
-        assert "write_combine_size" in res["hits"][0]
+        # processed_crash.json_dump.system_info.cpu_count -> cpu_count
+        assert "cpu_count" in res["hits"][0]
 
     def test_get_with_bad_results_number(self):
         """Run a very basic test, just to see if things work"""