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authorRobert Adams2013-08-10 09:09:52 -0700
committerRobert Adams2013-08-10 09:09:52 -0700
commit216f5afe54576c4852974b8479ac95654dc9e08e (patch)
tree683c390a7870ba277edb00d38e2f1068423e7a3c /OpenSim/Framework/Monitoring/Stats
parentminor: Consistently log IOCP for IO completion thread startup log information... (diff)
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Stats treaking. Update ToOSDMap for Stat and PercentageStat to return
all the various numbers that have been added to the console output. Break out EventHistogram from CounterStat.
Diffstat (limited to 'OpenSim/Framework/Monitoring/Stats')
-rwxr-xr-xOpenSim/Framework/Monitoring/Stats/CounterStat.cs150
-rwxr-xr-xOpenSim/Framework/Monitoring/Stats/EventHistogram.cs173
-rw-r--r--OpenSim/Framework/Monitoring/Stats/PercentageStat.cs16
-rw-r--r--OpenSim/Framework/Monitoring/Stats/Stat.cs46
4 files changed, 235 insertions, 150 deletions
diff --git a/OpenSim/Framework/Monitoring/Stats/CounterStat.cs b/OpenSim/Framework/Monitoring/Stats/CounterStat.cs
index 04442c3..318cf1c 100755
--- a/OpenSim/Framework/Monitoring/Stats/CounterStat.cs
+++ b/OpenSim/Framework/Monitoring/Stats/CounterStat.cs
@@ -34,142 +34,6 @@ using OpenMetaverse.StructuredData;
34 34
35namespace OpenSim.Framework.Monitoring 35namespace OpenSim.Framework.Monitoring
36{ 36{
37// Create a time histogram of events. The histogram is built in a wrap-around
38// array of equally distributed buckets.
39// For instance, a minute long histogram of second sized buckets would be:
40// new EventHistogram(60, 1000)
41public class EventHistogram
42{
43 private int m_timeBase;
44 private int m_numBuckets;
45 private int m_bucketMilliseconds;
46 private int m_lastBucket;
47 private int m_totalHistogramMilliseconds;
48 private long[] m_histogram;
49 private object histoLock = new object();
50
51 public EventHistogram(int numberOfBuckets, int millisecondsPerBucket)
52 {
53 m_numBuckets = numberOfBuckets;
54 m_bucketMilliseconds = millisecondsPerBucket;
55 m_totalHistogramMilliseconds = m_numBuckets * m_bucketMilliseconds;
56
57 m_histogram = new long[m_numBuckets];
58 Zero();
59 m_lastBucket = 0;
60 m_timeBase = Util.EnvironmentTickCount();
61 }
62
63 public void Event()
64 {
65 this.Event(1);
66 }
67
68 // Record an event at time 'now' in the histogram.
69 public void Event(int cnt)
70 {
71 lock (histoLock)
72 {
73 // The time as displaced from the base of the histogram
74 int bucketTime = Util.EnvironmentTickCountSubtract(m_timeBase);
75
76 // If more than the total time of the histogram, we just start over
77 if (bucketTime > m_totalHistogramMilliseconds)
78 {
79 Zero();
80 m_lastBucket = 0;
81 m_timeBase = Util.EnvironmentTickCount();
82 }
83 else
84 {
85 // To which bucket should we add this event?
86 int bucket = bucketTime / m_bucketMilliseconds;
87
88 // Advance m_lastBucket to the new bucket. Zero any buckets skipped over.
89 while (bucket != m_lastBucket)
90 {
91 // Zero from just after the last bucket to the new bucket or the end
92 for (int jj = m_lastBucket + 1; jj <= Math.Min(bucket, m_numBuckets - 1); jj++)
93 {
94 m_histogram[jj] = 0;
95 }
96 m_lastBucket = bucket;
97 // If the new bucket is off the end, wrap around to the beginning
98 if (bucket > m_numBuckets)
99 {
100 bucket -= m_numBuckets;
101 m_lastBucket = 0;
102 m_histogram[m_lastBucket] = 0;
103 m_timeBase += m_totalHistogramMilliseconds;
104 }
105 }
106 }
107 m_histogram[m_lastBucket] += cnt;
108 }
109 }
110
111 // Get a copy of the current histogram
112 public long[] GetHistogram()
113 {
114 long[] ret = new long[m_numBuckets];
115 lock (histoLock)
116 {
117 int indx = m_lastBucket + 1;
118 for (int ii = 0; ii < m_numBuckets; ii++, indx++)
119 {
120 if (indx >= m_numBuckets)
121 indx = 0;
122 ret[ii] = m_histogram[indx];
123 }
124 }
125 return ret;
126 }
127
128 public OSDMap GetHistogramAsOSDMap()
129 {
130 OSDMap ret = new OSDMap();
131
132 ret.Add("Buckets", OSD.FromInteger(m_numBuckets));
133 ret.Add("BucketMilliseconds", OSD.FromInteger(m_bucketMilliseconds));
134 ret.Add("TotalMilliseconds", OSD.FromInteger(m_totalHistogramMilliseconds));
135
136 // Compute a number for the first bucket in the histogram.
137 // This will allow readers to know how this histogram relates to any previously read histogram.
138 int baseBucketNum = (m_timeBase / m_bucketMilliseconds) + m_lastBucket + 1;
139 ret.Add("BaseNumber", OSD.FromInteger(baseBucketNum));
140
141 ret.Add("Values", GetHistogramAsOSDArray());
142
143 return ret;
144 }
145 // Get a copy of the current histogram
146 public OSDArray GetHistogramAsOSDArray()
147 {
148 OSDArray ret = new OSDArray(m_numBuckets);
149 lock (histoLock)
150 {
151 int indx = m_lastBucket + 1;
152 for (int ii = 0; ii < m_numBuckets; ii++, indx++)
153 {
154 if (indx >= m_numBuckets)
155 indx = 0;
156 ret[ii] = OSD.FromLong(m_histogram[indx]);
157 }
158 }
159 return ret;
160 }
161
162 // Zero out the histogram
163 public void Zero()
164 {
165 lock (histoLock)
166 {
167 for (int ii = 0; ii < m_numBuckets; ii++)
168 m_histogram[ii] = 0;
169 }
170 }
171}
172
173// A statistic that wraps a counter. 37// A statistic that wraps a counter.
174// Built this way mostly so histograms and history can be created. 38// Built this way mostly so histograms and history can be created.
175public class CounterStat : Stat 39public class CounterStat : Stat
@@ -236,12 +100,18 @@ public class CounterStat : Stat
236 // If there are any histograms, add a new field that is an array of histograms as OSDMaps 100 // If there are any histograms, add a new field that is an array of histograms as OSDMaps
237 if (m_histograms.Count > 0) 101 if (m_histograms.Count > 0)
238 { 102 {
239 OSDArray histos = new OSDArray(); 103 lock (counterLock)
240 foreach (EventHistogram histo in m_histograms.Values)
241 { 104 {
242 histos.Add(histo.GetHistogramAsOSDMap()); 105 if (m_histograms.Count > 0)
106 {
107 OSDArray histos = new OSDArray();
108 foreach (EventHistogram histo in m_histograms.Values)
109 {
110 histos.Add(histo.GetHistogramAsOSDMap());
111 }
112 map.Add("Histograms", histos);
113 }
243 } 114 }
244 map.Add("Histograms", histos);
245 } 115 }
246 return map; 116 return map;
247 } 117 }
diff --git a/OpenSim/Framework/Monitoring/Stats/EventHistogram.cs b/OpenSim/Framework/Monitoring/Stats/EventHistogram.cs
new file mode 100755
index 0000000..f51f322
--- /dev/null
+++ b/OpenSim/Framework/Monitoring/Stats/EventHistogram.cs
@@ -0,0 +1,173 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using System.Linq;
31using System.Text;
32
33using OpenMetaverse.StructuredData;
34
35namespace OpenSim.Framework.Monitoring
36{
37// Create a time histogram of events. The histogram is built in a wrap-around
38// array of equally distributed buckets.
39// For instance, a minute long histogram of second sized buckets would be:
40// new EventHistogram(60, 1000)
41public class EventHistogram
42{
43 private int m_timeBase;
44 private int m_numBuckets;
45 private int m_bucketMilliseconds;
46 private int m_lastBucket;
47 private int m_totalHistogramMilliseconds;
48 private long[] m_histogram;
49 private object histoLock = new object();
50
51 public EventHistogram(int numberOfBuckets, int millisecondsPerBucket)
52 {
53 m_numBuckets = numberOfBuckets;
54 m_bucketMilliseconds = millisecondsPerBucket;
55 m_totalHistogramMilliseconds = m_numBuckets * m_bucketMilliseconds;
56
57 m_histogram = new long[m_numBuckets];
58 Zero();
59 m_lastBucket = 0;
60 m_timeBase = Util.EnvironmentTickCount();
61 }
62
63 public void Event()
64 {
65 this.Event(1);
66 }
67
68 // Record an event at time 'now' in the histogram.
69 public void Event(int cnt)
70 {
71 lock (histoLock)
72 {
73 // The time as displaced from the base of the histogram
74 int bucketTime = Util.EnvironmentTickCountSubtract(m_timeBase);
75
76 // If more than the total time of the histogram, we just start over
77 if (bucketTime > m_totalHistogramMilliseconds)
78 {
79 Zero();
80 m_lastBucket = 0;
81 m_timeBase = Util.EnvironmentTickCount();
82 }
83 else
84 {
85 // To which bucket should we add this event?
86 int bucket = bucketTime / m_bucketMilliseconds;
87
88 // Advance m_lastBucket to the new bucket. Zero any buckets skipped over.
89 while (bucket != m_lastBucket)
90 {
91 // Zero from just after the last bucket to the new bucket or the end
92 for (int jj = m_lastBucket + 1; jj <= Math.Min(bucket, m_numBuckets - 1); jj++)
93 {
94 m_histogram[jj] = 0;
95 }
96 m_lastBucket = bucket;
97 // If the new bucket is off the end, wrap around to the beginning
98 if (bucket > m_numBuckets)
99 {
100 bucket -= m_numBuckets;
101 m_lastBucket = 0;
102 m_histogram[m_lastBucket] = 0;
103 m_timeBase += m_totalHistogramMilliseconds;
104 }
105 }
106 }
107 m_histogram[m_lastBucket] += cnt;
108 }
109 }
110
111 // Get a copy of the current histogram
112 public long[] GetHistogram()
113 {
114 long[] ret = new long[m_numBuckets];
115 lock (histoLock)
116 {
117 int indx = m_lastBucket + 1;
118 for (int ii = 0; ii < m_numBuckets; ii++, indx++)
119 {
120 if (indx >= m_numBuckets)
121 indx = 0;
122 ret[ii] = m_histogram[indx];
123 }
124 }
125 return ret;
126 }
127
128 public OSDMap GetHistogramAsOSDMap()
129 {
130 OSDMap ret = new OSDMap();
131
132 ret.Add("Buckets", OSD.FromInteger(m_numBuckets));
133 ret.Add("BucketMilliseconds", OSD.FromInteger(m_bucketMilliseconds));
134 ret.Add("TotalMilliseconds", OSD.FromInteger(m_totalHistogramMilliseconds));
135
136 // Compute a number for the first bucket in the histogram.
137 // This will allow readers to know how this histogram relates to any previously read histogram.
138 int baseBucketNum = (m_timeBase / m_bucketMilliseconds) + m_lastBucket + 1;
139 ret.Add("BaseNumber", OSD.FromInteger(baseBucketNum));
140
141 ret.Add("Values", GetHistogramAsOSDArray());
142
143 return ret;
144 }
145 // Get a copy of the current histogram
146 public OSDArray GetHistogramAsOSDArray()
147 {
148 OSDArray ret = new OSDArray(m_numBuckets);
149 lock (histoLock)
150 {
151 int indx = m_lastBucket + 1;
152 for (int ii = 0; ii < m_numBuckets; ii++, indx++)
153 {
154 if (indx >= m_numBuckets)
155 indx = 0;
156 ret[ii] = OSD.FromLong(m_histogram[indx]);
157 }
158 }
159 return ret;
160 }
161
162 // Zero out the histogram
163 public void Zero()
164 {
165 lock (histoLock)
166 {
167 for (int ii = 0; ii < m_numBuckets; ii++)
168 m_histogram[ii] = 0;
169 }
170 }
171}
172
173}
diff --git a/OpenSim/Framework/Monitoring/Stats/PercentageStat.cs b/OpenSim/Framework/Monitoring/Stats/PercentageStat.cs
index 60bed55..55ddf06 100644
--- a/OpenSim/Framework/Monitoring/Stats/PercentageStat.cs
+++ b/OpenSim/Framework/Monitoring/Stats/PercentageStat.cs
@@ -29,6 +29,8 @@ using System;
29using System.Collections.Generic; 29using System.Collections.Generic;
30using System.Text; 30using System.Text;
31 31
32using OpenMetaverse.StructuredData;
33
32namespace OpenSim.Framework.Monitoring 34namespace OpenSim.Framework.Monitoring
33{ 35{
34 public class PercentageStat : Stat 36 public class PercentageStat : Stat
@@ -84,5 +86,19 @@ namespace OpenSim.Framework.Monitoring
84 86
85 return sb.ToString(); 87 return sb.ToString();
86 } 88 }
89
90 // PercentageStat is a basic stat plus percent calc
91 public override OSDMap ToOSDMap()
92 {
93 // Get the foundational instance
94 OSDMap map = base.ToOSDMap();
95
96 map["StatType"] = "PercentageStat";
97
98 map.Add("Antecedent", OSD.FromLong(Antecedent));
99 map.Add("Consequent", OSD.FromLong(Consequent));
100
101 return map;
102 }
87 } 103 }
88} \ No newline at end of file 104} \ No newline at end of file
diff --git a/OpenSim/Framework/Monitoring/Stats/Stat.cs b/OpenSim/Framework/Monitoring/Stats/Stat.cs
index ffd5132..2b34493 100644
--- a/OpenSim/Framework/Monitoring/Stats/Stat.cs
+++ b/OpenSim/Framework/Monitoring/Stats/Stat.cs
@@ -241,6 +241,8 @@ namespace OpenSim.Framework.Monitoring
241 public virtual OSDMap ToOSDMap() 241 public virtual OSDMap ToOSDMap()
242 { 242 {
243 OSDMap ret = new OSDMap(); 243 OSDMap ret = new OSDMap();
244 ret.Add("StatType", "Stat"); // used by overloading classes to denote type of stat
245
244 ret.Add("Category", OSD.FromString(Category)); 246 ret.Add("Category", OSD.FromString(Category));
245 ret.Add("Container", OSD.FromString(Container)); 247 ret.Add("Container", OSD.FromString(Container));
246 ret.Add("ShortName", OSD.FromString(ShortName)); 248 ret.Add("ShortName", OSD.FromString(ShortName));
@@ -248,26 +250,36 @@ namespace OpenSim.Framework.Monitoring
248 ret.Add("Description", OSD.FromString(Description)); 250 ret.Add("Description", OSD.FromString(Description));
249 ret.Add("UnitName", OSD.FromString(UnitName)); 251 ret.Add("UnitName", OSD.FromString(UnitName));
250 ret.Add("Value", OSD.FromReal(Value)); 252 ret.Add("Value", OSD.FromReal(Value));
251 ret.Add("StatType", "Stat"); // used by overloading classes to denote type of stat 253
254 double lastChangeOverTime, averageChangeOverTime;
255 if (ComputeMeasuresOfInterest(out lastChangeOverTime, out averageChangeOverTime))
256 {
257 ret.Add("LastChangeOverTime", OSD.FromReal(lastChangeOverTime));
258 ret.Add("AverageChangeOverTime", OSD.FromReal(averageChangeOverTime));
259 }
252 260
253 return ret; 261 return ret;
254 } 262 }
255 263
256 protected void AppendMeasuresOfInterest(StringBuilder sb) 264 // Compute the averages over time and return same.
265 // Return 'true' if averages were actually computed. 'false' if no average info.
266 public bool ComputeMeasuresOfInterest(out double lastChangeOverTime, out double averageChangeOverTime)
257 { 267 {
258 if ((MeasuresOfInterest & MeasuresOfInterest.AverageChangeOverTime) 268 bool ret = false;
259 == MeasuresOfInterest.AverageChangeOverTime) 269 lastChangeOverTime = 0;
270 averageChangeOverTime = 0;
271
272 if ((MeasuresOfInterest & MeasuresOfInterest.AverageChangeOverTime) == MeasuresOfInterest.AverageChangeOverTime)
260 { 273 {
261 double totalChange = 0; 274 double totalChange = 0;
262 double lastChangeOverTime = 0;
263 double? penultimateSample = null; 275 double? penultimateSample = null;
264 double? lastSample = null; 276 double? lastSample = null;
265 277
266 lock (m_samples) 278 lock (m_samples)
267 { 279 {
268// m_log.DebugFormat( 280 // m_log.DebugFormat(
269// "[STAT]: Samples for {0} are {1}", 281 // "[STAT]: Samples for {0} are {1}",
270// Name, string.Join(",", m_samples.Select(s => s.ToString()).ToArray())); 282 // Name, string.Join(",", m_samples.Select(s => s.ToString()).ToArray()));
271 283
272 foreach (double s in m_samples) 284 foreach (double s in m_samples)
273 { 285 {
@@ -280,13 +292,27 @@ namespace OpenSim.Framework.Monitoring
280 } 292 }
281 293
282 if (lastSample != null && penultimateSample != null) 294 if (lastSample != null && penultimateSample != null)
283 lastChangeOverTime 295 {
296 lastChangeOverTime
284 = ((double)lastSample - (double)penultimateSample) / (Watchdog.WATCHDOG_INTERVAL_MS / 1000); 297 = ((double)lastSample - (double)penultimateSample) / (Watchdog.WATCHDOG_INTERVAL_MS / 1000);
298 }
285 299
286 int divisor = m_samples.Count <= 1 ? 1 : m_samples.Count - 1; 300 int divisor = m_samples.Count <= 1 ? 1 : m_samples.Count - 1;
287 301
288 double averageChangeOverTime = totalChange / divisor / (Watchdog.WATCHDOG_INTERVAL_MS / 1000); 302 averageChangeOverTime = totalChange / divisor / (Watchdog.WATCHDOG_INTERVAL_MS / 1000);
303 ret = true;
304 }
305
306 return ret;
307 }
289 308
309 protected void AppendMeasuresOfInterest(StringBuilder sb)
310 {
311 double lastChangeOverTime = 0;
312 double averageChangeOverTime = 0;
313
314 if (ComputeMeasuresOfInterest(out lastChangeOverTime, out averageChangeOverTime))
315 {
290 sb.AppendFormat( 316 sb.AppendFormat(
291 ", {0:0.##}{1}/s, {2:0.##}{3}/s", 317 ", {0:0.##}{1}/s, {2:0.##}{3}/s",
292 lastChangeOverTime, 318 lastChangeOverTime,
generated by cgit v1.1 at 2024-12-13 22:33:44 +0000