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This commit is contained in:
duck
2004-10-18 23:37:49 +00:00
committed by zzz
parent a95a968fa8
commit 81e0a145f1
17 changed files with 91 additions and 91 deletions
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8
core/java/src/net/i2p/stat/FrequencyStat.java
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@ -26,10 +26,10 @@ public class FrequencyStat {
_frequencies[i].eventOccurred();
}
/** coallesce all the stats */
public void coallesceStats() {
/** coalesce all the stats */
public void coalesceStats() {
//for (int i = 0; i < _frequencies.length; i++)
// _frequencies[i].coallesceStats();
// _frequencies[i].coalesceStats();
}
public String getName() {
@ -61,4 +61,4 @@ public class FrequencyStat {
public int hashCode() {
return _statName.hashCode();
}
}
}

52
core/java/src/net/i2p/stat/Rate.java
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@ -27,11 +27,11 @@ public class Rate {
private volatile long _lifetimeEventCount;
private volatile long _lifetimeTotalEventTime;
private volatile long _lastCoallesceDate;
private volatile long _lastCoalesceDate;
private long _creationDate;
private long _period;
/** locked during coallesce and addData */
/** locked during coalesce and addData */
private Object _lock = new Object();
/** in the current (partial) period, what is the total value acrued through all events? */
@ -94,9 +94,9 @@ public class Rate {
return _lifetimeTotalEventTime;
}
/** when was the rate last coallesced? */
public long getLastCoallesceDate() {
return _lastCoallesceDate;
/** when was the rate last coalesced? */
public long getLastCoalesceDate() {
return _lastCoalesceDate;
}
/** when was this rate created? */
@ -130,7 +130,7 @@ public class Rate {
_lifetimeTotalEventTime = 0;
_creationDate = now();
_lastCoallesceDate = _creationDate;
_lastCoalesceDate = _creationDate;
_period = period;
}
@ -175,23 +175,23 @@ public class Rate {
}
}
public void coallesce() {
public void coalesce() {
synchronized (_lock) {
long now = now();
long measuredPeriod = now - _lastCoallesceDate;
long measuredPeriod = now - _lastCoalesceDate;
if (measuredPeriod < _period) {
// no need to coallesce
// no need to coalesce
return;
}
// ok ok, lets coallesce
// ok ok, lets coalesce
// how much were we off by? (so that we can sample down the measured values)
double periodFactor = measuredPeriod / _period;
_lastTotalValue = (_currentTotalValue == 0 ? 0.0D : _currentTotalValue / periodFactor);
_lastEventCount = (_currentEventCount == 0 ? 0L : (long) (_currentEventCount / periodFactor));
_lastTotalEventTime = (_currentTotalEventTime == 0 ? 0L : (long) (_currentTotalEventTime / periodFactor));
_lastCoallesceDate = now;
_lastCoalesceDate = now;
if (_lastTotalValue > _extremeTotalValue) {
_extremeTotalValue = _lastTotalValue;
@ -346,25 +346,25 @@ public class Rate {
PersistenceHelper.add(buf, prefix, ".period", "Number of milliseconds in the period", _period);
PersistenceHelper.add(buf, prefix, ".creationDate",
"When was this rate created? (milliseconds since the epoch, GMT)", _creationDate);
PersistenceHelper.add(buf, prefix, ".lastCoallesceDate",
"When did we last coallesce this rate? (milliseconds since the epoch, GMT)",
_lastCoallesceDate);
PersistenceHelper.add(buf, prefix, ".lastCoalesceDate",
"When did we last coalesce this rate? (milliseconds since the epoch, GMT)",
_lastCoalesceDate);
PersistenceHelper.add(buf, prefix, ".currentDate",
"When did this data get written? (milliseconds since the epoch, GMT)", now());
PersistenceHelper.add(buf, prefix, ".currentTotalValue",
"Total value of data points in the current (uncoallesced) period", _currentTotalValue);
"Total value of data points in the current (uncoalesced) period", _currentTotalValue);
PersistenceHelper
.add(buf, prefix, ".currentEventCount",
"How many events have occurred in the current (uncoallesced) period?", _currentEventCount);
"How many events have occurred in the current (uncoalesced) period?", _currentEventCount);
PersistenceHelper.add(buf, prefix, ".currentTotalEventTime",
"How many milliseconds have the events in the current (uncoallesced) period consumed?",
"How many milliseconds have the events in the current (uncoalesced) period consumed?",
_currentTotalEventTime);
PersistenceHelper.add(buf, prefix, ".lastTotalValue",
"Total value of data points in the most recent (coallesced) period", _lastTotalValue);
"Total value of data points in the most recent (coalesced) period", _lastTotalValue);
PersistenceHelper.add(buf, prefix, ".lastEventCount",
"How many events have occurred in the most recent (coallesced) period?", _lastEventCount);
"How many events have occurred in the most recent (coalesced) period?", _lastEventCount);
PersistenceHelper.add(buf, prefix, ".lastTotalEventTime",
"How many milliseconds have the events in the most recent (coallesced) period consumed?",
"How many milliseconds have the events in the most recent (coalesced) period consumed?",
_lastTotalEventTime);
PersistenceHelper.add(buf, prefix, ".extremeTotalValue",
"Total value of data points in the most extreme period", _extremeTotalValue);
@ -395,7 +395,7 @@ public class Rate {
public void load(Properties props, String prefix, boolean treatAsCurrent) throws IllegalArgumentException {
_period = PersistenceHelper.getLong(props, prefix, ".period");
_creationDate = PersistenceHelper.getLong(props, prefix, ".creationDate");
_lastCoallesceDate = PersistenceHelper.getLong(props, prefix, ".lastCoallesceDate");
_lastCoalesceDate = PersistenceHelper.getLong(props, prefix, ".lastCoalesceDate");
_currentTotalValue = PersistenceHelper.getDouble(props, prefix, ".currentTotalValue");
_currentEventCount = PersistenceHelper.getLong(props, prefix, ".currentEventCount");
_currentTotalEventTime = PersistenceHelper.getLong(props, prefix, ".currentTotalEventTime");
@ -409,17 +409,17 @@ public class Rate {
_lifetimeEventCount = PersistenceHelper.getLong(props, prefix, ".lifetimeEventCount");
_lifetimeTotalEventTime = PersistenceHelper.getLong(props, prefix, ".lifetimeTotalEventTime");
if (treatAsCurrent) _lastCoallesceDate = now();
if (treatAsCurrent) _lastCoalesceDate = now();
if (_period <= 0) throw new IllegalArgumentException("Period for " + prefix + " is invalid");
coallesce();
coalesce();
}
public boolean equals(Object obj) {
if ((obj == null) || (obj.getClass() != Rate.class)) return false;
Rate r = (Rate) obj;
return _period == r.getPeriod() && _creationDate == r.getCreationDate() &&
//_lastCoallesceDate == r.getLastCoallesceDate() &&
//_lastCoalesceDate == r.getLastCoalesceDate() &&
_currentTotalValue == r.getCurrentTotalValue() && _currentEventCount == r.getCurrentEventCount()
&& _currentTotalEventTime == r.getCurrentTotalEventTime() && _lastTotalValue == r.getLastTotalValue()
&& _lastEventCount == r.getLastEventCount() && _lastTotalEventTime == r.getLastTotalEventTime()
@ -466,7 +466,7 @@ public class Rate {
}
rate.addData(i * 100, 20);
}
rate.coallesce();
rate.coalesce();
StringBuffer buf = new StringBuffer(1024);
try {
rate.store("rate.test", buf);
@ -489,4 +489,4 @@ public class Rate {
} catch (InterruptedException ie) { // nop
}
}
}
}

10
core/java/src/net/i2p/stat/RateStat.java
View File

@ -41,10 +41,10 @@ public class RateStat {
_rates[i].addData(value, eventDuration);
}
/** coallesce all the stats */
public void coallesceStats() {
/** coalesce all the stats */
public void coalesceStats() {
for (int i = 0; i < _rates.length; i++)
_rates[i].coallesce();
_rates[i].coalesce();
}
public String getName() {
@ -166,7 +166,7 @@ public class RateStat {
}
rs.addData(i * 100, 20);
}
rs.coallesceStats();
rs.coalesceStats();
java.io.ByteArrayOutputStream baos = new java.io.ByteArrayOutputStream(2048);
try {
rs.store(baos, "rateStat.test");
@ -192,4 +192,4 @@ public class RateStat {
} catch (InterruptedException ie) { // nop
}
}
}
}

8
core/java/src/net/i2p/stat/StatManager.java
View File

@ -94,12 +94,12 @@ public class StatManager {
if (stat != null) stat.addData(data, eventDuration);
}
public void coallesceStats() {
public void coalesceStats() {
synchronized (_frequencyStats) {
for (Iterator iter = _frequencyStats.values().iterator(); iter.hasNext();) {
FrequencyStat stat = (FrequencyStat)iter.next();
if (stat != null) {
stat.coallesceStats();
stat.coalesceStats();
}
}
}
@ -107,7 +107,7 @@ public class StatManager {
for (Iterator iter = _rateStats.values().iterator(); iter.hasNext();) {
RateStat stat = (RateStat)iter.next();
if (stat != null) {
stat.coallesceStats();
stat.coalesceStats();
}
}
}
@ -156,4 +156,4 @@ public class StatManager {
}
return groups;
}
}
}