[PD Disaggregation] Add timestamp for analyzing splitwise deployment (#5317)

* Add timestamp for analyzing splitwise deployment

* up

* up

* up

* up

* up

* up

* fix format

* fix

tests/output/test_process_batch_output_use_zmq.py

@@ -14,12 +14,13 @@
 # limitations under the License.
 """
 
+import time
 import unittest
 from unittest.mock import MagicMock, patch
 
 import numpy as np
 
-from fastdeploy.engine.request import CompletionOutput, RequestOutput
+from fastdeploy.engine.request import CompletionOutput, RequestMetrics, RequestOutput
 from fastdeploy.output.token_processor import TokenProcessor
 from fastdeploy.worker.output import LogprobsLists
 
@@ -49,15 +50,18 @@ class TestTokenProcessorLogprobs(unittest.TestCase):
         self.task_mock.messages = None
         self.task_mock.disaggregate_info = None
         self.task_mock.eos_token_ids = [2]
-        self.task_mock.inference_start_time = 100.0  # Set a float value for time calculation
-        self.task_mock.arrival_time = 90.0
-        self.task_mock.preprocess_end_time = 95.0
-        self.task_mock.preprocess_start_time = 90.0
-        self.task_mock.schedule_start_time = 95.0
-        self.task_mock.llm_engine_recv_req_timestamp = 95.0
         self.task_mock.ic_req_data = {}
         self.task_mock.prompt_token_ids_len = 0
 
+        now = time.time()
+        self.task_mock.metrics = RequestMetrics(
+            arrival_time=now,
+            preprocess_start_time=now - 0.2,
+            preprocess_end_time=now - 0.1,
+            scheduler_recv_req_time=now + 0.1,
+            inference_start_time=now + 0.2,
+        )
+
         self.processor.resource_manager.tasks_list = [self.task_mock]
 
         # Mock logger