--- a/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Fri May 17 17:24:20 2013 +0200
@@ -5945,7 +5945,6 @@
 }
 
 void CMSCollector::do_CMS_operation(CMS_op_type op, GCCause::Cause gc_cause) {
-  gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
   TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
   GCTraceTime t(GCCauseString("GC", gc_cause), PrintGC, !PrintGCDetails, NULL, _gc_tracer_cm->gc_id());
   TraceCollectorStats tcs(counters());

--- a/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Fri May 17 17:24:20 2013 +0200
@@ -1222,7 +1222,6 @@
 
     // Timing
     assert(gc_cause() != GCCause::_java_lang_system_gc || explicit_gc, "invariant");
-    gclog_or_tty->date_stamp(G1Log::fine() && PrintGCDateStamps);
     TraceCPUTime tcpu(G1Log::finer(), true, gclog_or_tty);
 
     {

--- a/hotspot/src/share/vm/gc_implementation/g1/vm_operations_g1.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/g1/vm_operations_g1.cpp	Fri May 17 17:24:20 2013 +0200
@@ -230,7 +230,6 @@
 }
 
 void VM_CGC_Operation::doit() {
-  gclog_or_tty->date_stamp(G1Log::fine() && PrintGCDateStamps);
   TraceCPUTime tcpu(G1Log::finer(), true, gclog_or_tty);
   GCTraceTime t(_printGCMessage, G1Log::fine(), true, G1CollectedHeap::heap()->gc_timer_cm(), G1CollectedHeap::heap()->concurrent_mark()->concurrent_gc_id());
   SharedHeap* sh = SharedHeap::heap();

--- a/hotspot/src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp	Fri May 17 17:24:20 2013 +0200
@@ -168,7 +168,6 @@
   {
     HandleMark hm;
 
-    gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
     TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
     GCTraceTime t1(GCCauseString("Full GC", gc_cause), PrintGC, !PrintGCDetails, NULL, _gc_tracer->gc_id());
     TraceCollectorStats tcs(counters());

--- a/hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp	Fri May 17 17:24:20 2013 +0200
@@ -2055,7 +2055,6 @@
     gc_task_manager()->task_idle_workers();
     heap->set_par_threads(gc_task_manager()->active_workers());
 
-    gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
     TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
     GCTraceTime t1(GCCauseString("Full GC", gc_cause), PrintGC, !PrintGCDetails, NULL, _gc_tracer.gc_id());
     TraceCollectorStats tcs(counters());

--- a/hotspot/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp	Fri May 17 17:24:20 2013 +0200
@@ -330,7 +330,6 @@
     ResourceMark rm;
     HandleMark hm;
 
-    gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
     TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
     GCTraceTime t1(GCCauseString("GC", gc_cause), PrintGC, !PrintGCDetails, NULL, _gc_tracer.gc_id());
     TraceCollectorStats tcs(counters());

--- a/hotspot/src/share/vm/gc_implementation/shared/gcTraceTime.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/gc_implementation/shared/gcTraceTime.cpp	Fri May 17 17:24:20 2013 +0200
@@ -49,10 +49,8 @@
   }
 
   if (_doit) {
-    if (PrintGCTimeStamps) {
-      gclog_or_tty->stamp();
-      gclog_or_tty->print(": ");
-    }
+    gclog_or_tty->date_stamp(PrintGCDateStamps);
+    gclog_or_tty->stamp(PrintGCTimeStamps);
     if (PrintGCID) {
       gclog_or_tty->print("#%u: ", gc_id.id());
     }

--- a/hotspot/src/share/vm/memory/genCollectedHeap.cpp	Tue Nov 25 18:16:18 2014 +0400
+++ b/hotspot/src/share/vm/memory/genCollectedHeap.cpp	Fri May 17 17:24:20 2013 +0200
@@ -363,7 +363,6 @@
 
     bool complete = full && (max_level == (n_gens()-1));
     const char* gc_cause_prefix = complete ? "Full GC" : "GC";
-    gclog_or_tty->date_stamp(PrintGC && PrintGCDateStamps);
     TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
     // The PrintGCDetails logging starts before we have incremented the GC id. We will do that later
     // so we can assume here that the next GC id is what we want.