Tune scheduling bind flags for Erlang VM

Author: Diana Corbacho

scripts/rabbitmq-env

@@ -62,8 +62,11 @@ RABBITMQ_HOME="$(rmq_realpath "${RABBITMQ_SCRIPTS_DIR}/..")"
 ## Set defaults
 . ${RABBITMQ_SCRIPTS_DIR}/rabbitmq-defaults
 
+DEFAULT_SCHEDULING_BIND_TYPE_FLAG="tnnps"
+[ "x" = "x$RABBITMQ_SCHEDULING_BIND_TYPE_FLAG" ] && RABBITMQ_SCHEDULING_BIND_TYPE_FLAG=${DEFAULT_SCHEDULING_BIND_TYPE_FLAG}
+
 ## Common defaults
-SERVER_ERL_ARGS="+P 1048576"
+SERVER_ERL_ARGS="+P 1048576 +stbt $RABBITMQ_SCHEDULING_BIND_TYPE_FLAG "
 
 # We save the current value of $RABBITMQ_PID_FILE in case it was set by
 # an init script. If $CONF_ENV_FILE overrides it again, we must ignore

scripts/rabbitmq-server.bat

@@ -112,6 +112,10 @@ if "!ENV_OK!"=="false" (
     EXIT /b 78
 )
 
+if "!RABBITMQ_SCHEDULING_BIND_TYPE_FLAG!"=="" (
+    set RABBITMQ_SCHEDULING_BIND_TYPE_FLAG="tnnps"
+)
+
 "!ERLANG_HOME!\bin\erl.exe" ^
 -pa "!RABBITMQ_EBIN_ROOT!" ^
 -boot start_sasl ^
@@ -120,6 +124,7 @@ if "!ENV_OK!"=="false" (
 !RABBITMQ_NAME_TYPE! !RABBITMQ_NODENAME! ^
 +W w ^
 +A "!RABBITMQ_IO_THREAD_POOL_SIZE!" ^
++stbt "!RABBITMQ_SCHEDULING_BIND_TYPE_FLAG!" ^
 +P 1048576 ^
 !RABBITMQ_LISTEN_ARG! ^
 !RABBITMQ_SERVER_ERL_ARGS! ^

scripts/rabbitmq-service.bat

@@ -173,13 +173,18 @@ if "!RABBITMQ_SERVICE_RESTART!"=="" (
     set RABBITMQ_SERVICE_RESTART=restart
 )
 
+if "!RABBITMQ_SCHEDULING_BIND_TYPE_FLAG!"=="" (
+    set RABBITMQ_SCHEDULING_BIND_TYPE_FLAG="tnnps"
+)
+
 set ERLANG_SERVICE_ARGUMENTS= ^
 -pa "!RABBITMQ_EBIN_ROOT!" ^
 -boot start_sasl ^
 !RABBITMQ_START_RABBIT! ^
 !RABBITMQ_CONFIG_ARG! ^
 +W w ^
 +A "!RABBITMQ_IO_THREAD_POOL_SIZE!" ^
++stbt "!RABBITMQ_SCHEDULING_BIND_TYPE_FLAG!" ^
 +P 1048576 ^
 !RABBITMQ_LISTEN_ARG! ^
 !RABBITMQ_SERVER_ERL_ARGS! ^