Throttle.hh (8229:78bf55f23338) Throttle.hh (8259:36987780169e)
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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49#include "mem/ruby/system/System.hh"
50
51class MessageBuffer;
52
53class Throttle : public Consumer
54{
55 public:
56 Throttle(int sID, NodeID node, int link_latency,
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

--- 40 unchanged lines hidden (view full) ---

49#include "mem/ruby/system/System.hh"
50
51class MessageBuffer;
52
53class Throttle : public Consumer
54{
55 public:
56 Throttle(int sID, NodeID node, int link_latency,
57 int link_bandwidth_multiplier);
58 Throttle(NodeID node, int link_latency, int link_bandwidth_multiplier);
57 int link_bandwidth_multiplier, int endpoint_bandwidth);
58 Throttle(NodeID node, int link_latency, int link_bandwidth_multiplier,
59 int endpoint_bandwidth);
59 ~Throttle() {}
60
61 std::string name()
62 { return csprintf("Throttle-%i", m_sID); }
63
64 void addLinks(const std::vector<MessageBuffer*>& in_vec,
65 const std::vector<MessageBuffer*>& out_vec);
66 void wakeup();
67
68 void printStats(std::ostream& out) const;
69 void clearStats();
70 void printConfig(std::ostream& out) const;
71 // The average utilization (a percent) since last clearStats()
72 double getUtilization() const;
73 int
74 getLinkBandwidth() const
75 {
60 ~Throttle() {}
61
62 std::string name()
63 { return csprintf("Throttle-%i", m_sID); }
64
65 void addLinks(const std::vector<MessageBuffer*>& in_vec,
66 const std::vector<MessageBuffer*>& out_vec);
67 void wakeup();
68
69 void printStats(std::ostream& out) const;
70 void clearStats();
71 void printConfig(std::ostream& out) const;
72 // The average utilization (a percent) since last clearStats()
73 double getUtilization() const;
74 int
75 getLinkBandwidth() const
76 {
76 return RubySystem::getNetwork()->getEndpointBandwidth() *
77 m_link_bandwidth_multiplier;
77 return m_endpoint_bandwidth * m_link_bandwidth_multiplier;
78 }
79 int getLatency() const { return m_link_latency; }
80
81 const std::vector<std::vector<int> >&
82 getCounters() const
83 {
84 return m_message_counters;
85 }
86
87 void clear();
88
89 void print(std::ostream& out) const;
90
91 private:
78 }
79 int getLatency() const { return m_link_latency; }
80
81 const std::vector<std::vector<int> >&
82 getCounters() const
83 {
84 return m_message_counters;
85 }
86
87 void clear();
88
89 void print(std::ostream& out) const;
90
91 private:
92 void init(NodeID node, int link_latency, int link_bandwidth_multiplier);
92 void init(NodeID node, int link_latency, int link_bandwidth_multiplier,
93 int endpoint_bandwidth);
93 void addVirtualNetwork(MessageBuffer* in_ptr, MessageBuffer* out_ptr);
94 void linkUtilized(double ratio) { m_links_utilized += ratio; }
95
96 // Private copy constructor and assignment operator
97 Throttle(const Throttle& obj);
98 Throttle& operator=(const Throttle& obj);
99
100 std::vector<MessageBuffer*> m_in;
101 std::vector<MessageBuffer*> m_out;
102 std::vector<std::vector<int> > m_message_counters;
103 int m_vnets;
104 std::vector<int> m_units_remaining;
105 int m_sID;
106 NodeID m_node;
107 int m_link_bandwidth_multiplier;
108 int m_link_latency;
109 int m_wakeups_wo_switch;
94 void addVirtualNetwork(MessageBuffer* in_ptr, MessageBuffer* out_ptr);
95 void linkUtilized(double ratio) { m_links_utilized += ratio; }
96
97 // Private copy constructor and assignment operator
98 Throttle(const Throttle& obj);
99 Throttle& operator=(const Throttle& obj);
100
101 std::vector<MessageBuffer*> m_in;
102 std::vector<MessageBuffer*> m_out;
103 std::vector<std::vector<int> > m_message_counters;
104 int m_vnets;
105 std::vector<int> m_units_remaining;
106 int m_sID;
107 NodeID m_node;
108 int m_link_bandwidth_multiplier;
109 int m_link_latency;
110 int m_wakeups_wo_switch;
111 int m_endpoint_bandwidth;
110
111 // For tracking utilization
112 Time m_ruby_start;
113 double m_links_utilized;
114};
115
116inline std::ostream&
117operator<<(std::ostream& out, const Throttle& obj)
118{
119 obj.print(out);
120 out << std::flush;
121 return out;
122}
123
124#endif // __MEM_RUBY_NETWORK_SIMPLE_THROTTLE_HH__
112
113 // For tracking utilization
114 Time m_ruby_start;
115 double m_links_utilized;
116};
117
118inline std::ostream&
119operator<<(std::ostream& out, const Throttle& obj)
120{
121 obj.print(out);
122 out << std::flush;
123 return out;
124}
125
126#endif // __MEM_RUBY_NETWORK_SIMPLE_THROTTLE_HH__