src/share/vm/runtime/globals.hpp

*** 2404,2416 ****
            "Trace actions of the GC task manager")                           \
                                                                              \
    develop(bool, TraceGCTaskQueue, false,                                    \
            "Trace actions of the GC task queues")                            \
                                                                              \
-   diagnostic(bool, TraceGCTaskThread, false,                                \
-           "Trace actions of the GC task threads")                           \
-                                                                             \
    develop(bool, TraceParallelOldGCMarkingPhase, false,                      \
            "Trace marking phase in ParallelOldGC")                           \
                                                                              \
    develop(bool, TraceParallelOldGCDensePrefix, false,                       \
            "Trace dense prefix computation for ParallelOldGC")               \
--- 2404,2413 ----