diff --git a/run.sh b/run.sh
index 2109b2f4ef..743eb2b961 100755
--- a/run.sh
+++ b/run.sh
@@ -27,7 +27,7 @@ export REPORT_DIR="$ROOT/test_report"
 export THIRDPARTY_ROOT=$ROOT/thirdparty
 export LD_LIBRARY_PATH=$JAVA_HOME/jre/lib/amd64/server:${BUILD_LATEST_DIR}/output/lib:${THIRDPARTY_ROOT}/output/lib:${LD_LIBRARY_PATH}
 # Disable AddressSanitizerOneDefinitionRuleViolation, see https://github.com/google/sanitizers/issues/1017 for details.
-export ASAN_OPTIONS=detect_odr_violation=0
+export ASAN_OPTIONS=detect_odr_violation=0:abort_on_error=1:disable_coredump=0:unmap_shadow_on_exit=1
 # See https://github.com/gperftools/gperftools/wiki/gperftools'-stacktrace-capturing-methods-and-their-issues.
 # Now we choose libgcc, because of https://github.com/apache/incubator-pegasus/issues/1685.
 export TCMALLOC_STACKTRACE_METHOD=libgcc  # Can be generic_fp, generic_fp_unsafe, libunwind or libgcc
diff --git a/src/runtime/rpc/rpc_host_port.cpp b/src/runtime/rpc/rpc_host_port.cpp
index 7abc76d365..9b33f026be 100644
--- a/src/runtime/rpc/rpc_host_port.cpp
+++ b/src/runtime/rpc/rpc_host_port.cpp
@@ -31,6 +31,7 @@
 #include "runtime/rpc/rpc_host_port.h"
 #include "utils/error_code.h"
 #include "utils/fixed_size_buffer_pool.h"
+#include "utils/ports.h"
 #include "utils/safe_strerror_posix.h"
 #include "utils/string_conv.h"
 #include "utils/utils.h"
@@ -72,27 +73,29 @@ host_port::host_port(std::string host, uint16_t port)
 
 bool host_port::from_string(const std::string s)
 {
-    std::string ip_port = s;
-    auto pos = ip_port.find_last_of(':');
+    auto pos = s.find_last_of(':');
     if (pos == std::string::npos) {
         return false;
     }
-    std::string host = ip_port.substr(0, pos);
-    std::string port = ip_port.substr(pos + 1);
+    _host = s.substr(0, pos);
+    std::string port = s.substr(pos + 1);
 
-    // check port
-    unsigned int port_num;
-    if (!internal::buf2unsigned(port, port_num) || port_num > UINT16_MAX) {
+    if (!internal::buf2unsigned(port, _port) || _port > UINT16_MAX) {
         return false;
     }
 
-    if (rpc_address::ipv4_from_host(host.c_str()) == 0) {
+    struct addrinfo hints;
+    memset(&hints, 0, sizeof(hints));
+    hints.ai_family = AF_INET;
+    hints.ai_socktype = SOCK_STREAM;
+    AddrInfo result;
+    auto err_code = GetAddrInfo(_host, hints, &result);
+
+    if (dsn_unlikely(!err_code.ok())) {
         return false;
     }
 
     _type = HOST_TYPE_IPV4;
-    _host = host;
-    _port = port_num;
     return true;
 }
 
diff --git a/src/test/function_test/backup_restore/test_backup_and_restore.cpp b/src/test/function_test/backup_restore/test_backup_and_restore.cpp
index 957f4b14b8..2237c116b4 100644
--- a/src/test/function_test/backup_restore/test_backup_and_restore.cpp
+++ b/src/test/function_test/backup_restore/test_backup_and_restore.cpp
@@ -29,7 +29,6 @@
 #include "gtest/gtest.h"
 #include "include/pegasus/client.h"
 #include "include/pegasus/error.h"
-#include "runtime/rpc/rpc_address.h"
 #include "runtime/rpc/rpc_host_port.h"
 #include "test/function_test/utils/test_util.h"
 #include "utils/error_code.h"
diff --git a/src/test/function_test/config.ini b/src/test/function_test/config.ini
index 78689749be..34fb4a9383 100644
--- a/src/test/function_test/config.ini
+++ b/src/test/function_test/config.ini
@@ -75,8 +75,6 @@ rpc_timeout_milliseconds = 5000
 lb_interval_ms = 3000
 
 [pegasus.clusters]
-; TODO(yingchun): leave only 1 cluster config
-mycluster = @LOCAL_HOSTNAME@:34601,@LOCAL_HOSTNAME@:34602,@LOCAL_HOSTNAME@:34603
 onebox = @LOCAL_HOSTNAME@:34601,@LOCAL_HOSTNAME@:34602,@LOCAL_HOSTNAME@:34603
 single_master_cluster = @LOCAL_HOSTNAME@:34601
 
diff --git a/src/test/function_test/utils/test_util.cpp b/src/test/function_test/utils/test_util.cpp
index 634ae91210..73d4c9e021 100644
--- a/src/test/function_test/utils/test_util.cpp
+++ b/src/test/function_test/utils/test_util.cpp
@@ -73,8 +73,8 @@ void test_util::SetUp()
 
     ddl_client_ = std::make_shared<replication_ddl_client>(meta_list_);
     ASSERT_TRUE(ddl_client_ != nullptr);
-    ddl_client_->set_meta_servers_leader();
     ddl_client_->set_max_wait_app_ready_secs(120);
+    ddl_client_->set_meta_servers_leader();
 
     dsn::error_code ret =
         ddl_client_->create_app(app_name_, "pegasus", partition_count_, 3, create_envs_, false);
diff --git a/src/test/function_test/utils/test_util.h b/src/test/function_test/utils/test_util.h
index e261048548..120c03786a 100644
--- a/src/test/function_test/utils/test_util.h
+++ b/src/test/function_test/utils/test_util.h
@@ -49,7 +49,7 @@ class test_util : public ::testing::Test
 {
 public:
     test_util(std::map<std::string, std::string> create_envs = {},
-              std::string cluster_name = "mycluster");
+              std::string cluster_name = "onebox");
     virtual ~test_util();
 
     static void SetUpTestCase();