[data.search] Send ccs_minimize_roundtrips=false for async search req…

…uests
elastic · Jun 15, 2023 · 67ee74d · 67ee74d
1 parent 6b65e90
commit 67ee74d
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diff --git a/src/plugins/data/server/search/strategies/ese_search/request_utils.test.ts b/src/plugins/data/server/search/strategies/ese_search/request_utils.test.ts
@@ -111,6 +111,19 @@ describe('request utils', () => {
       });
       expect(params).toHaveProperty('keep_on_completion', false);
     });
+
+    test('Sets `batched_reduce_size` and `ccs_minimize_roundtrips`', async () => {
+      const mockUiSettingsClient = getMockUiSettingsClient({
+        [UI_SETTINGS.SEARCH_INCLUDE_FROZEN]: false,
+      });
+      const batchedReduceSize = Math.floor(Math.random() * 64);
+      const mockConfig = getMockSearchConfig({
+        asyncSearch: { batchedReduceSize },
+      });
+      const params = await getDefaultAsyncSubmitParams(mockUiSettingsClient, mockConfig, {});
+      expect(params).toHaveProperty('batched_reduce_size', batchedReduceSize);
+      expect(params).toHaveProperty('ccs_minimize_roundtrips', false);
+    });
   });
 
   describe('getDefaultAsyncGetParams', () => {

diff --git a/src/plugins/data/server/search/strategies/ese_search/request_utils.ts b/src/plugins/data/server/search/strategies/ese_search/request_utils.ts
@@ -38,6 +38,7 @@ export async function getDefaultAsyncSubmitParams(
   Pick<
     AsyncSearchSubmitRequest,
     | 'batched_reduce_size'
+    | 'ccs_minimize_roundtrips'
     | 'keep_alive'
     | 'wait_for_completion_timeout'
     | 'ignore_throttled'
@@ -50,6 +51,8 @@ export async function getDefaultAsyncSubmitParams(
   return {
     // TODO: adjust for partial results
     batched_reduce_size: searchConfig.asyncSearch.batchedReduceSize,
+    // Decreases delays due to network when using CCS
+    ccs_minimize_roundtrips: false,
     ...getCommonDefaultAsyncSubmitParams(searchConfig, options),
     ...(await getIgnoreThrottled(uiSettingsClient)),
     ...(await getDefaultSearchParams(uiSettingsClient)),