[CI] Fix nightly test and raise better error message (#2626)

Co-authored-by: Sangbin <rkooo567@gmail.com>

.github/workflows/nightly-test.yml

@@ -30,5 +30,5 @@ jobs:
       - name: Run test
         timeout-minutes: 10
         run: |
-          cd test/lang
+          cd test/srt
           python3 run_suite.py --suite nightly --timeout-per-file 2400

python/sglang/srt/server.py

@@ -484,7 +484,16 @@ def launch_engine(
     # Wait for model to finish loading
     scheduler_infos = []
     for i in range(len(scheduler_pipe_readers)):
+        try:
             data = scheduler_pipe_readers[i].recv()
+        except EOFError as e:
+            logger.exception(e)
+            logger.error(
+                f"Rank {i} scheduler is dead. Please check if there are relevant logs."
+            )
+            scheduler_procs[i].join()
+            logger.error(f"Exit code: {scheduler_procs[i].exitcode}")
+            raise
 
         if data["status"] != "ready":
             raise RuntimeError(

test/srt/run_suite.py

@@ -44,11 +44,16 @@ suites = {
         "test_vision_openai_server.py",
         "test_session_control.py",
     ],
+    "nightly": [
+        "test_nightly_gsm8k_eval.py",
+        "test_nightly_human_eval.py",
+    ],
     "sampling/penaltylib": glob.glob(
         "sampling/penaltylib/**/test_*.py", recursive=True
     ),
 }
 
+# Expand suite
 for target_suite_name, target_tests in suites.items():
     for suite_name, tests in suites.items():
         if suite_name == target_suite_name: