Disable two flaky tests

Summary: Closes https://github.com/facebook/rocksdb/pull/2217

Differential Revision: D4959351

Pulled By: siying

fbshipit-source-id: ce7c3a430bae0d15e06b3d5c958ebce969d08564

db/db_compaction_test.cc

@@ -1158,7 +1158,8 @@ TEST_P(DBCompactionTestWithParam, ManualCompactionPartial) {
   }
 }
 
-TEST_F(DBCompactionTest, ManualPartialFill) {
+// Disable as the test is flaky.
+TEST_F(DBCompactionTest, DISABLED_ManualPartialFill) {
   int32_t trivial_move = 0;
   int32_t non_trivial_move = 0;
   rocksdb::SyncPoint::GetInstance()->SetCallBack(

db/db_test.cc

@@ -2770,8 +2770,9 @@ TEST_P(DBTestWithParam, FIFOCompactionTest) {
 #ifndef ROCKSDB_LITE
 /*
  * This test is not reliable enough as it heavily depends on disk behavior.
+ * Disable as it is flaky.
  */
-TEST_F(DBTest, RateLimitingTest) {
+TEST_F(DBTest, DISABLED_RateLimitingTest) {
   Options options = CurrentOptions();
   options.write_buffer_size = 1 << 20;  // 1MB
   options.level0_file_num_compaction_trigger = 2;