Smaller MAX_COMPLETED_TASKS_PER_FRAMEWORK to address MESOS-3307

src/master/constants.cpp

@@ -38,7 +38,7 @@ const Duration MIN_SLAVE_REREGISTER_TIMEOUT = Minutes(10);
 const double RECOVERY_SLAVE_REMOVAL_PERCENT_LIMIT = 1.0; // 100%.
 const size_t MAX_REMOVED_SLAVES = 100000;
 const uint32_t MAX_COMPLETED_FRAMEWORKS = 50;
-const uint32_t MAX_COMPLETED_TASKS_PER_FRAMEWORK = 1000;
+const uint32_t MAX_COMPLETED_TASKS_PER_FRAMEWORK = 50;
 const Duration WHITELIST_WATCH_INTERVAL = Seconds(5);
 const uint32_t TASK_LIMIT = 100;
 const std::string MASTER_INFO_LABEL = "info";