diff --git a/.ci/test/main.sh b/.ci/test/main.sh
index 2d81f09f..6e2f31f8 100755
--- a/.ci/test/main.sh
+++ b/.ci/test/main.sh
@@ -19,7 +19,7 @@ cd build/test
 
 run_test ./ErasureCodeTest
 # TODO(LINKIWI): investigate failure root cause
-# run_test ./ReadWriteTest
+run_test ./ReadWriteTest
 run_test ./DeleteTest
 run_test "./NameNodeTest --gtest_filter=-*Performance*"
 run_test ./NativeFsTest
diff --git a/test/integration/ReadWriteTest.cc b/test/integration/ReadWriteTest.cc
index 8d8a807d..50a274fe 100644
--- a/test/integration/ReadWriteTest.cc
+++ b/test/integration/ReadWriteTest.cc
@@ -64,7 +64,7 @@ TEST(ReadWriteTest, testReadWrite) {
   // Check that its contents match.
   ASSERT_EQ(0,
             system("diff expected_testfile1234 actual_testfile1234 > "
-              "dev/null"));
+              "/dev/null"));
   system("hdfs dfs -fs hdfs://localhost:5351 -rm "
           "/f");
 }
@@ -88,6 +88,7 @@ TEST(ReadWriteTest, testConcurrentRead) {
                 "-cat /f > temp"
           + std::to_string(i)).c_str());
       // Check that its contents match.
+      sleep(10);
       ASSERT_EQ(0,
                 system(("diff expected_testfile1234 temp" + std::to_string(i)
                     + " > /dev/null").c_str()));