From f3beb2c52903ad77202a1e307017996d1ada22a1 Mon Sep 17 00:00:00 2001
From: Khoa Pham <khoa.pham@radixark.ai>
Date: Thu, 13 Aug 2026 15:26:21 -0700
Subject: [PATCH] [CI] Disable the prefill CUDA graph on the P worker of
 test_kimi_linear_pd_dcp4 (#34779)

Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
---
 test/registered/disaggregation/test_kimi_linear_pd_dcp4.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/test/registered/disaggregation/test_kimi_linear_pd_dcp4.py b/test/registered/disaggregation/test_kimi_linear_pd_dcp4.py
index 59f0e7697..bbfb0f996 100644
--- a/test/registered/disaggregation/test_kimi_linear_pd_dcp4.py
+++ b/test/registered/disaggregation/test_kimi_linear_pd_dcp4.py
@@ -306,6 +306,8 @@ class TestKimiLinearPDDCP4(GSM8KMixin, PDDisaggregationServerBase):
             str(PHYSICAL_PAGE_SIZE),
             "--chunked-prefill-size",
             str(CHUNKED_PREFILL_SIZE),
+            "--cuda-graph-backend-prefill",
+            "disabled",
             "--mem-fraction-static",
             "0.80",
         ]