Fix race condition in cpp metric tests. (#9058)

2023-04-21 05:24:10 +08:00
parent a5cd2412de
commit b908680bec
1 changed files with 2 additions and 2 deletions
--- a/src/metric/elementwise_metric.cu
+++ b/src/metric/elementwise_metric.cu
@@ -217,7 +217,7 @@ struct EvalError {
    }
  }
  const char *Name() const {
-    static std::string name;
+    static thread_local std::string name;
    if (has_param_) {
      std::ostringstream os;
      os << "error";
@@ -315,7 +315,7 @@ struct EvalTweedieNLogLik {
        << "tweedie variance power must be in interval [1, 2)";
  }
  const char *Name() const {
-    static std::string name;
+    static thread_local std::string name;
    std::ostringstream os;
    os << "tweedie-nloglik@" << rho_;
    name = os.str();