diff --git a/fastdeploy/engine/sched/resource_manager_v1.py b/fastdeploy/engine/sched/resource_manager_v1.py
index a6c7f355d..91ad21995 100644
--- a/fastdeploy/engine/sched/resource_manager_v1.py
+++ b/fastdeploy/engine/sched/resource_manager_v1.py
@@ -138,6 +138,7 @@ class ResourceManagerV1(ResourceManager):
                 self._free_blocks(preempted_req)
                 preempted_req.cached_block_num = 0
                 self.to_be_rescheduled_request_id_set.add(preempted_req.request_id)
+                llm_logger.info(f"Preemption is triggered! Preempted request id: {preempted_req.request_id}")
                 preempted_reqs.append(preempted_req)
                 scheduled_reqs.append(self._prepare_preempt_task(preempted_req))
                 main_process_metrics.num_requests_waiting.inc(1)