diff --git a/server/seaf-server.c b/server/seaf-server.c
index 8d03e4c6..17d52c7b 100644
--- a/server/seaf-server.c
+++ b/server/seaf-server.c
@@ -53,6 +53,8 @@ static void usage ()
 
 #define SEAFILE_RPC_PIPE_NAME "seafile.sock"
 
+#define NAMED_PIPE_SERVER_THREAD_POOL_SIZE 50
+
 static void start_rpc_service (const char *seafile_dir)
 {
     SearpcNamedPipeServer *rpc_server = NULL;
@@ -756,7 +758,8 @@ static void start_rpc_service (const char *seafile_dir)
                                      searpc_signature_int__string_string_int());
 
     pipe_path = g_build_path ("/", seafile_dir, SEAFILE_RPC_PIPE_NAME, NULL);
-    rpc_server = searpc_create_named_pipe_server(pipe_path);
+    rpc_server = searpc_create_named_pipe_server(pipe_path, NAMED_PIPE_SERVER_THREAD_POOL_SIZE);
+
     g_free(pipe_path);
     if (!rpc_server) {
         seaf_warning ("Failed to create rpc server.\n");
diff --git a/server/seafile-session.c b/server/seafile-session.c
index 3a0e5930..fcf9355b 100644
--- a/server/seafile-session.c
+++ b/server/seafile-session.c
@@ -29,10 +29,6 @@
 #define CONNECT_INTERVAL_MSEC 10 * 1000
 
 #define DEFAULT_THREAD_POOL_SIZE 500
-#define DEFAULT_RPC_THREAD_POOL_SIZE 10
-
-static int
-load_thread_pool_config (SeafileSession *session);
 
 SeafileSession *
 seafile_session_new(const char *central_config_dir,
@@ -99,12 +95,6 @@ seafile_session_new(const char *central_config_dir,
     session->cfg_mgr = seaf_cfg_manager_new (session);
     if (!session->cfg_mgr)
         goto onerror;
-
-    if (load_thread_pool_config (session) < 0) {
-        seaf_warning ("Failed to load thread pool config.\n");
-        goto onerror;
-    }
-
     session->fs_mgr = seaf_fs_manager_new (session, abs_seafile_dir);
     if (!session->fs_mgr)
         goto onerror;
@@ -141,7 +131,7 @@ seafile_session_new(const char *central_config_dir,
     if (!session->copy_mgr)
         goto onerror;
 
-    session->job_mgr = ccnet_job_manager_new (session->sync_thread_pool_size);
+    session->job_mgr = ccnet_job_manager_new (DEFAULT_THREAD_POOL_SIZE);
 
     session->size_sched = size_scheduler_new (session);
 
@@ -239,31 +229,6 @@ seafile_session_start (SeafileSession *session)
     return 0;
 }
 
-static int
-load_thread_pool_config (SeafileSession *session)
-{
-    int rpc_tp_size, sync_tp_size;
-
-    rpc_tp_size = g_key_file_get_integer (session->config,
-                                          "thread pool size", "rpc",
-                                          NULL);
-    sync_tp_size = g_key_file_get_integer (session->config,
-                                           "thread pool size", "sync",
-                                           NULL);
-
-    if (rpc_tp_size > 0)
-        session->rpc_thread_pool_size = rpc_tp_size;
-    else
-        session->rpc_thread_pool_size = DEFAULT_RPC_THREAD_POOL_SIZE;
-
-    if (sync_tp_size > 0)
-        session->sync_thread_pool_size = sync_tp_size;
-    else
-        session->sync_thread_pool_size = DEFAULT_THREAD_POOL_SIZE;
-
-    return 0;
-}
-
 char *
 get_system_default_repo_id (SeafileSession *session)
 {
diff --git a/server/seafile-session.h b/server/seafile-session.h
index 9dbf4e5f..0495369a 100644
--- a/server/seafile-session.h
+++ b/server/seafile-session.h
@@ -64,9 +64,6 @@ struct _SeafileSession {
 
     int                  cloud_mode;
 
-    int                  rpc_thread_pool_size;
-    int                  sync_thread_pool_size;
-
     HttpServerStruct    *http_server;
     ZipDownloadMgr      *zip_download_mgr;
     IndexBlksMgr        *index_blocks_mgr;