Fix data race in gtest_rate_limiter.cpp (#4421)

close #4420
pingcap · Mar 24, 2022 · 801e26b · 801e26b
1 parent a671d6b
commit 801e26b
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/dbms/src/Encryption/tests/gtest_rate_limiter.cpp b/dbms/src/Encryption/tests/gtest_rate_limiter.cpp
@@ -39,9 +39,9 @@ namespace tests
 {
 TEST(WriteLimiterTest, Rate)
 {
-    std::default_random_engine e;
-    e.seed(time(nullptr));
-    auto write = [&e](const WriteLimiterPtr & write_limiter, UInt64 max_request_size) {
+    auto write = [](const WriteLimiterPtr & write_limiter, UInt64 max_request_size) {
+        std::default_random_engine e;
+        e.seed(std::hash<std::thread::id>()(std::this_thread::get_id()));
         AtomicStopwatch watch;
         while (watch.elapsedSeconds() < 4)
         {