From 2b3df0621a7e61055567fb5bd59af382670dd52d Mon Sep 17 00:00:00 2001
From: Tiago Costa <tiago.costa@elastic.co>
Date: Thu, 19 Feb 2026 01:05:35 +0000
Subject: [PATCH] feat(NA): add support for p75 durations on pick test group
 bin packing from ci-stats

---
 .buildkite/pipeline-utils/ci-stats/client.ts                    | 1 +
 .buildkite/pipeline-utils/ci-stats/pick_test_group_run_order.ts | 1 +
 2 files changed, 2 insertions(+)

diff --git a/.buildkite/pipeline-utils/ci-stats/client.ts b/.buildkite/pipeline-utils/ci-stats/client.ts
index 25a761f1444c6..288ffed2c184b 100644
--- a/.buildkite/pipeline-utils/ci-stats/client.ts
+++ b/.buildkite/pipeline-utils/ci-stats/client.ts
@@ -164,6 +164,7 @@ export class CiStatsClient {
           jobName: string;
         }
     >;
+    durationPercentile?: number;
     groups: Array<{
       type: string;
       queue?: string;
diff --git a/.buildkite/pipeline-utils/ci-stats/pick_test_group_run_order.ts b/.buildkite/pipeline-utils/ci-stats/pick_test_group_run_order.ts
index da612f37c1c19..4d04d90eb5343 100644
--- a/.buildkite/pipeline-utils/ci-stats/pick_test_group_run_order.ts
+++ b/.buildkite/pipeline-utils/ci-stats/pick_test_group_run_order.ts
@@ -222,6 +222,7 @@ export async function pickTestGroupRunOrder() {
   const prNumber = process.env.GITHUB_PR_NUMBER as string | undefined;
 
   const { sources, types } = await ciStats.pickTestGroupRunOrder({
+    durationPercentile: 75,
     sources: [
       // try to get times from a recent successful job on this PR
       ...(prNumber