2 files changed, 17 insertions, 11 deletions

diff --git a/src/mem/ruby/system/Sequencer.cc b/src/mem/ruby/system/Sequencer.cc
index 54fb83dd0..5eacc976a 100644
--- a/src/mem/ruby/system/Sequencer.cc
+++ b/src/mem/ruby/system/Sequencer.cc
@@ -133,6 +133,11 @@ Sequencer::wakeup()
     }
 }
 
+void Sequencer::clearStats()
+{
+    m_outstandReqHist.clear();
+}
+
 void
 Sequencer::printStats(ostream & out) const
 {
@@ -268,7 +273,7 @@ Sequencer::insertRequest(PacketPtr pkt, RubyRequestType request_type)
         }
     }
 
-    g_system_ptr->getProfiler()->sequencerRequests(m_outstanding_count);
+    m_outstandReqHist.add(m_outstanding_count);
     assert(m_outstanding_count ==
         (m_writeRequestTable.size() + m_readRequestTable.size()));
 
diff --git a/src/mem/ruby/system/Sequencer.hh b/src/mem/ruby/system/Sequencer.hh
index 782b776f9..058edb9ce 100644
--- a/src/mem/ruby/system/Sequencer.hh
+++ b/src/mem/ruby/system/Sequencer.hh
@@ -68,6 +68,8 @@ class Sequencer : public RubyPort
 
     void printProgress(std::ostream& out) const;
 
+    void clearStats();
+
     void writeCallback(const Address& address, DataBlock& data);
 
     void writeCallback(const Address& address,
@@ -97,17 +99,12 @@ class Sequencer : public RubyPort
     RequestStatus makeRequest(PacketPtr pkt);
     bool empty() const;
     int outstandingCount() const { return m_outstanding_count; }
-    bool
-    isDeadlockEventScheduled() const
-    {
-        return deadlockCheckEvent.scheduled();
-    }
 
-    void
-    descheduleDeadlockEvent()
-    {
-        deschedule(deadlockCheckEvent);
-    }
+    bool isDeadlockEventScheduled() const
+    { return deadlockCheckEvent.scheduled(); }
+
+    void descheduleDeadlockEvent()
+    { deschedule(deadlockCheckEvent); }
 
     void print(std::ostream& out) const;
     void printStats(std::ostream& out) const;
@@ -119,6 +116,7 @@ class Sequencer : public RubyPort
     void invalidateSC(const Address& address);
 
     void recordRequestType(SequencerRequestType requestType);
+    Histogram& getOutstandReqHist() { return m_outstandReqHist; }
 
   private:
     void issueRequest(PacketPtr pkt, RubyRequestType type);
@@ -160,6 +158,9 @@ class Sequencer : public RubyPort
 
     bool m_usingNetworkTester;
 
+    //! Histogram for number of outstanding requests per cycle.
+    Histogram m_outstandReqHist;
+
     class SequencerWakeupEvent : public Event
     {
       private: