[NewFeature]Support dp multi api server && Fix some bug in mixed ep && merge develop (#3598)

* [Feature] update ep

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix queue ports idx

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* fix ci

* Update engine.py

* fix ci

* fix some bug in mixed ep

* add server fix and op fix

* rm some log

* fix code style

* ltd fix

* fix

* fix

* fix some bug

* fix bug

* fix bug

* fix style

* Update config.py

* Update splitwise_connector.py

* Update cache_messager.py

* Update __init__.py

* merge and fix

* Update engine.py

* Update common_engine.py

* Update run_ci_xpu.sh

* Update ernie_processor.py

* Update ernie_processor.py

---------

Co-authored-by: ltd0924 <ltd0924@sina.com>
Co-authored-by: ltd0924 <32387785+ltd0924@users.noreply.github.com>

fastdeploy/entrypoints/openai/utils.py

@@ -47,7 +47,7 @@ class DealerConnectionManager:
         self.running = True
         for index in range(self.max_connections):
             await self._add_connection(index)
-        api_server_logger.info(f"Started {self.max_connections} connections")
+        api_server_logger.info(f"Started {self.max_connections} connections, pid {self.pid}")
 
     async def _add_connection(self, index):
         """create a new connection and start listening task"""