patch the underlying problem directly in uv

deps/uv/src/unix/core.c

@@ -398,19 +398,6 @@ int uv_run(uv_loop_t* loop, uv_run_mode mode) {
     uv__run_check(loop);
     uv__run_closing_handles(loop);
 
-    if (mode == UV_RUN_ONCE) {
-      /* UV_RUN_ONCE implies forward progress: at least one callback must have
-       * been invoked when it returns. uv__io_poll() can return without doing
-       * I/O (meaning: no callbacks) when its timeout expires - which means we
-       * have pending timers that satisfy the forward progress constraint.
-       *
-       * UV_RUN_NOWAIT makes no guarantees about progress so it's omitted from
-       * the check.
-       */
-      uv__update_time(loop);
-      uv__run_timers(loop);
-    }
-
     r = uv__loop_alive(loop);
     if (mode == UV_RUN_ONCE || mode == UV_RUN_NOWAIT)
       break;

src/api/embed_helpers.cc

@@ -42,7 +42,7 @@ bool SpinEventLoopWithoutCleanup(Environment* env,
     if (env->is_stopping()) return false;
     int loop;
     do {
-      loop = uv_run(env->event_loop(), UV_RUN_NOWAIT);
+      loop = uv_run(env->event_loop(), UV_RUN_ONCE);
     } while (loop && condition() && !env->is_stopping());
     if (env->is_stopping()) return false;