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Merge branch 'master' of github.com:jedmccaleb/NewCoin
This commit is contained in:
66
src/cpp/ripple/LoadMonitor.cpp
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66
src/cpp/ripple/LoadMonitor.cpp
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#include "LoadMonitor.h"
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void LoadMonitor::LoadMonitor::update()
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{ // call with the mutex
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time_t now = time(NULL);
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if (now == mLastUpdate) // current
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return;
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if ((now < mLastUpdate) || (now > (mLastUpdate + 8)))
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{ // way out of date
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mCounts = 0;
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mLatencyEvents = 0;
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mLatencyMS = 0;
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mLastUpdate = now;
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return;
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}
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do
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{ // do exponential decay
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++mLastUpdate;
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mCounts -= (mCounts / 4);
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mLatencyEvents -= (mLatencyEvents / 4);
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mLatencyMS -= (mLatencyMS / 4);
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} while (mLastUpdate < now);
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}
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void LoadMonitor::addCount(int counts)
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{
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boost::mutex::scoped_lock sl(mLock);
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update();
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mCounts += counts;
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}
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void LoadMonitor::addLatency(int latency)
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{
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boost::mutex::scoped_lock sl(mLock);
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update();
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++mLatencyEvents;
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mLatencyMS += latency;
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}
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void LoadMonitor::addCountAndLatency(int counts, int latency)
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{
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boost::mutex::scoped_lock sl(mLock);
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update();
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mCounts += counts;
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++mLatencyEvents;
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mLatencyMS += latency;
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}
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void LoadMonitor::getCountAndLatency(uint64& count, uint64& latency)
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{
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boost::mutex::scoped_lock sl(mLock);
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update();
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count = mCounts / 4;
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if (mLatencyEvents == 0)
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latency = 0;
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else latency = mLatencyMS / (mLatencyEvents * 4);
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}
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76
src/cpp/ripple/LoadMonitor.h
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76
src/cpp/ripple/LoadMonitor.h
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#ifndef LOADMONITOR__H_
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#define LOADMONITOR__H_
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#include <string>
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#include <boost/thread/mutex.hpp>
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#include "types.h"
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// Monitors load levels and response times
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class LoadMonitor
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{
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protected:
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std::string mName;
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uint64 mCounts;
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uint64 mLatencyEvents;
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uint64 mLatencyMS;
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time_t mLastUpdate;
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boost::mutex mLock;
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void update();
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public:
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LoadMonitor(const std::string& n) : mName(n), mCounts(0), mLatencyEvents(0), mLatencyMS(0)
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{ mLastUpdate = time(NULL); }
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void setName(const std::string& n) { mName = n; }
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const std::string& getName() const { return mName; }
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void addCount(int counts);
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void addLatency(int latency);
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void addCountAndLatency(int counts, int latency);
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void getCountAndLatency(uint64& count, uint64& latency);
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};
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class LoadEvent
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{
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protected:
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LoadMonitor& mMonitor;
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bool mRunning;
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int mCount;
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boost::posix_time::ptime mStartTime;
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public:
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LoadEvent(LoadMonitor& monitor, bool shouldStart, int count) : mMonitor(monitor), mRunning(false), mCount(count)
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{
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mStartTime = boost::posix_time::microsec_clock::universal_time();
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if (shouldStart)
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start();
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}
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~LoadEvent()
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{
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if (mRunning)
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stop();
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}
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void start()
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{ // okay to call if already started
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mRunning = true;
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mStartTime = boost::posix_time::microsec_clock::universal_time();
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}
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void stop()
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{
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assert(mRunning);
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mRunning = false;
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mMonitor.addCountAndLatency(mCount,
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(boost::posix_time::microsec_clock::universal_time() - mStartTime).total_milliseconds());
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}
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};
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#endif
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@@ -395,7 +395,7 @@ STPathSet* STPathSet::construct(SerializerIterator& s, SField::ref name)
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if (bIssuer)
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uIssuerID = s.get160();
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path.push_back(STPathElement(uAccountID, uCurrency, uIssuerID));
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path.push_back(STPathElement(uAccountID, uCurrency, uIssuerID, bCurrency));
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}
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} while(1);
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}
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