diff --git a/python/sglang/srt/managers/scheduler.py b/python/sglang/srt/managers/scheduler.py
index 1f4612868..5f3c85b65 100644
--- a/python/sglang/srt/managers/scheduler.py
+++ b/python/sglang/srt/managers/scheduler.py
@@ -454,6 +454,7 @@ class Scheduler(
             enable_metrics=self.server_args.enable_metrics,
             enable_kv_cache_events=bool(
                 self.server_args.kv_events_config
+                and self.ps.pp_rank == 0
                 and self.ps.attn_tp_rank == 0
                 and self.ps.attn_cp_rank == 0
             ),
diff --git a/python/sglang/srt/managers/scheduler_components/kv_events_publisher.py b/python/sglang/srt/managers/scheduler_components/kv_events_publisher.py
index 86e530ab9..e41538eb2 100644
--- a/python/sglang/srt/managers/scheduler_components/kv_events_publisher.py
+++ b/python/sglang/srt/managers/scheduler_components/kv_events_publisher.py
@@ -59,7 +59,10 @@ class SchedulerKvEventsPublisher:
 
     def init_kv_events(self, kv_events_config: Optional[str]):
         self.enable_kv_cache_events = bool(
-            kv_events_config and self.ps.attn_tp_rank == 0 and self.ps.attn_cp_rank == 0
+            kv_events_config
+            and self.ps.pp_rank == 0
+            and self.ps.attn_tp_rank == 0
+            and self.ps.attn_cp_rank == 0
         )
 
         if self.enable_kv_cache_events:
diff --git a/python/sglang/srt/observability/metrics_collector.py b/python/sglang/srt/observability/metrics_collector.py
index f83020ee8..d1a9cca04 100644
--- a/python/sglang/srt/observability/metrics_collector.py
+++ b/python/sglang/srt/observability/metrics_collector.py
@@ -1044,6 +1044,7 @@ class SchedulerMetricsCollector(_StatLoggerDIMixin):
         )
         enable_kv_cache_events = bool(
             server_args.kv_events_config
+            and ps.pp_rank == 0
             and ps.attn_tp_rank == 0
             and ps.attn_cp_rank == 0
         )