[coro_io][fix] init random seed for RandomLoadBlancer (#715)

alibaba · Jul 12, 2024 · ce86b8b · ce86b8b
1 parent 2f287f0
commit ce86b8b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/ylt/coro_io/channel.hpp b/include/ylt/coro_io/channel.hpp
@@ -139,7 +139,7 @@ class channel {
   struct RandomLoadBlancer {
     async_simple::coro::Lazy<std::shared_ptr<client_pool_t>> operator()(
         const channel& channel) {
-      static thread_local std::default_random_engine e;
+      static thread_local std::default_random_engine e(std::time(nullptr));
       std::uniform_int_distribution rnd{std::size_t{0},
                                         channel.client_pools_.size() - 1};
       co_return channel.client_pools_[rnd(e)];