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Commit d873e5f5 d873e5f5ca1c4cffeb1ab0ad005bac1db000c50f by Christian Gerdes
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Ny version som hämtar GC info 

Dock räknar den fel på Allocation Rate när heap size minskar från
föregående sampling.
1 parent f95dafd9
Inline Side-by-side
Showing 4 changed files with 268 additions and 31 deletions
1 javaw.exe -Dcom.sun.management.jmxremote.ssl=false -cp "wls-10.3.6.0.161018.2/wljmxclient.jar;jconsole.1.8.0_91.jar" sun.tools.jconsole.JConsole "service:jmx:rmi:///jndi/iiop://u01891.ef.kap.rsv.se:17020/weblogic.management.mbeanservers.runtime"
...\ No newline at end of file ...\ No newline at end of file
1 javaw.exe -Dcom.sun.management.jmxremote.ssl=false -cp "wls-10.3.6.0.161018.2/wljmxclient.jar;jconsole.1.8.0_91.jar" sun.tools.jconsole.JConsole "service:jmx:rmi:///jndi/iiop://u02878.ht.kap.rsv.se:17040/weblogic.management.mbeanservers.runtime"
...\ No newline at end of file ...\ No newline at end of file
...@@ -3,15 +3,12 @@ package se.lil.jm; ...@@ -3,15 +3,12 @@ package se.lil.jm;
3 import java.io.IOException; 3 import java.io.IOException;
4 import java.net.MalformedURLException; 4 import java.net.MalformedURLException;
5 import java.util.HashMap; 5 import java.util.HashMap;
6 import java.util.Set; 6 import java.util.HashSet;
7 import java.util.concurrent.locks.Lock; 7 import java.util.concurrent.locks.Lock;
8 import java.util.concurrent.locks.ReentrantLock; 8 import java.util.concurrent.locks.ReentrantLock;
9 9
10 import javax.management.JMX; 10 import javax.management.InstanceNotFoundException;
11 import javax.management.MBeanAttributeInfo;
12 import javax.management.MBeanInfo;
13 import javax.management.MBeanServerConnection; 11 import javax.management.MBeanServerConnection;
14 import javax.management.MalformedObjectNameException;
15 import javax.management.ObjectName; 12 import javax.management.ObjectName;
16 import javax.management.remote.JMXConnector; 13 import javax.management.remote.JMXConnector;
17 import javax.management.remote.JMXConnectorFactory; 14 import javax.management.remote.JMXConnectorFactory;
...@@ -26,6 +23,19 @@ public class JmxMon { ...@@ -26,6 +23,19 @@ public class JmxMon {
26 String serverName = null; 23 String serverName = null;
27 String runtimeName = null; 24 String runtimeName = null;
28 25
26 int gcType = 0;
27 public static final int Unknown = 0;
28 public static final int CMS = 1;
29 public static final int PS = 2;
30
31 public boolean isGCType(int type) {
32 return (gcType == type);
33 }
34
35 private void setGCType(int type) {
36 gcType = type;
37 }
38
29 JMXServiceURL url = null; 39 JMXServiceURL url = null;
30 JMXConnector jmxc = null; 40 JMXConnector jmxc = null;
31 MBeanServerConnection mbsc = null; 41 MBeanServerConnection mbsc = null;
...@@ -39,6 +49,19 @@ public class JmxMon { ...@@ -39,6 +49,19 @@ public class JmxMon {
39 HashMap<String, LongDelta> longDeltaMap = new HashMap<String, LongDelta>(); 49 HashMap<String, LongDelta> longDeltaMap = new HashMap<String, LongDelta>();
40 HashMap<String, DoubleDelta> doubleDeltaMap = new HashMap<String, DoubleDelta>(); 50 HashMap<String, DoubleDelta> doubleDeltaMap = new HashMap<String, DoubleDelta>();
41 51
52 HashSet<String> blocked = new HashSet<String>();
53
54 public void dumpDeltas() {
55 System.out.println("\nLong Deltas:");
56 for(String key : longDeltaMap.keySet()) {
57 System.out.println("\"" + key + "\" " + longDeltaMap.get(key).getCurrentValue());
58 }
59 System.out.println("\nDouble Deltas:");
60 for(String key : doubleDeltaMap.keySet()) {
61 System.out.println("\"" + key + "\" " + doubleDeltaMap.get(key).getCurrentValue());
62 }
63 }
64
42 private void updateLongDelta (Long timestamp, String name, Long value) { 65 private void updateLongDelta (Long timestamp, String name, Long value) {
43 LongDelta ld = longDeltaMap.get(name); 66 LongDelta ld = longDeltaMap.get(name);
44 if(ld == null) { 67 if(ld == null) {
...@@ -52,6 +75,10 @@ public class JmxMon { ...@@ -52,6 +75,10 @@ public class JmxMon {
52 return longDeltaMap.get(name + ":" + attribute); 75 return longDeltaMap.get(name + ":" + attribute);
53 } 76 }
54 77
78 public LongDelta getLongDelta(String key) {
79 return longDeltaMap.get(key);
80 }
81
55 private void updateDoubleDelta (Long timestamp, String name, Double value) { 82 private void updateDoubleDelta (Long timestamp, String name, Double value) {
56 DoubleDelta dd = doubleDeltaMap.get(name); 83 DoubleDelta dd = doubleDeltaMap.get(name);
57 if(dd == null) { 84 if(dd == null) {
...@@ -65,37 +92,78 @@ public class JmxMon { ...@@ -65,37 +92,78 @@ public class JmxMon {
65 return doubleDeltaMap.get(name + ":" + attribute); 92 return doubleDeltaMap.get(name + ":" + attribute);
66 } 93 }
67 94
95 public DoubleDelta getDoubleDelta(String key) {
96 return doubleDeltaMap.get(key);
97 }
98
68 private Object getAttributeValue(String name, String attribute) { 99 private Object getAttributeValue(String name, String attribute) {
69 Object ro = null; 100 Object ro = null;
70 if(mbsc != null) { 101 if(mbsc != null) {
71 try { 102 try {
72 ro = mbsc.getAttribute(new ObjectName(name), attribute); 103 if(!blocked.contains(name)) ro = mbsc.getAttribute(new ObjectName(name), attribute);
104 } catch (InstanceNotFoundException ie) {
105 blocked.add(name);
73 } catch (Exception e) { 106 } catch (Exception e) {
74 ro = e;
75 } 107 }
76 } 108 }
77 return ro; 109 return ro;
78 } 110 }
79 111
80 private void fetchUpdateAttribute(String name, String attribute) { 112 String lastKeyName = "";
81 String fullName = name + ":" + attribute; 113
82 Object obj = getAttributeValue(name, attribute); 114 private void updateCompositeDelta (Long timestamp, String name, CompositeData data) {
83 Long ts = (Long)getAttributeValue("java.lang:type=Runtime", "Uptime"); 115 for(String key : data.getCompositeType().keySet()) {
84 if(obj != null) { 116 String fullName;
85 if(obj.getClass().equals(java.lang.Long.class)) { 117 if(key.equals("value")) fullName = name + ":" + lastKeyName;
86 updateLongDelta(ts, fullName, (Long)obj); 118 else fullName = name + ":" + key;
119 Object obj = data.get(key);
120 updateDelta(timestamp, fullName, obj);
87 } 121 }
88 if(obj.getClass().equals(java.lang.Integer.class)) {
89 Integer i = (Integer)obj;
90 updateLongDelta(ts, fullName, i.longValue());
91 } 122 }
92 if(obj.getClass().equals(java.lang.Double.class)) { 123
93 updateDoubleDelta(ts, fullName, (Double)obj); 124 private void updateTabularDelta (Long timestamp, String name, TabularData data) {
125 for(Object obj : data.values()) {
126 CompositeData cd = (CompositeData)obj;
127 updateCompositeDelta(timestamp, name, cd);
94 } 128 }
95 if(obj.getClass().equals(java.lang.Float.class)) {
96 Float f = (Float)obj;
97 updateDoubleDelta(ts, fullName, f.doubleValue());
98 } 129 }
130
131 private void updateDelta(Long timestamp, String fullName, Object data) {
132 if(data != null) {
133 if(data.getClass().equals(java.lang.String.class)) {
134 lastKeyName = (String)data;
135 } else
136 if(data.getClass().equals(java.lang.Long.class)) {
137 updateLongDelta(timestamp, fullName, (Long)data);
138 } else
139 if(data.getClass().equals(java.lang.Integer.class)) {
140 Integer i = (Integer)data;
141 updateLongDelta(timestamp, fullName, i.longValue());
142 } else
143 if(data.getClass().equals(java.lang.Double.class)) {
144 updateDoubleDelta(timestamp, fullName, (Double)data);
145 } else
146 if(data.getClass().equals(java.lang.Float.class)) {
147 Float f = (Float)data;
148 updateDoubleDelta(timestamp, fullName, f.doubleValue());
149 } else
150 if(data.getClass().equals(javax.management.openmbean.CompositeDataSupport.class)) {
151 updateCompositeDelta(timestamp, fullName, (CompositeData)data);
152 } else
153 if(data.getClass().equals(javax.management.openmbean.TabularDataSupport.class)) {
154 updateTabularDelta(timestamp, fullName, (TabularData)data);
155 } else {
156 System.out.println("Received Unknown Object: " + data.getClass());
157 }
158 }
159 }
160
161 private void fetchUpdateAttribute(String name, String attribute) {
162 String fullName = name + ":" + attribute;
163 Object obj = getAttributeValue(name, attribute);
164 if(obj != null) {
165 Long ts = (Long)getAttributeValue("java.lang:type=Runtime", "Uptime");
166 updateDelta(ts, fullName, obj);
99 } 167 }
100 } 168 }
101 169
...@@ -204,10 +272,31 @@ public class JmxMon { ...@@ -204,10 +272,31 @@ public class JmxMon {
204 fetchUpdateAttribute("java.lang:type=OperatingSystem", "SystemLoadAverage"); 272 fetchUpdateAttribute("java.lang:type=OperatingSystem", "SystemLoadAverage");
205 fetchUpdateAttribute("java.lang:type=Threading", "ThreadCount"); 273 fetchUpdateAttribute("java.lang:type=Threading", "ThreadCount");
206 fetchUpdateAttribute("java.lang:type=ClassLoading", "LoadedClassCount"); 274 fetchUpdateAttribute("java.lang:type=ClassLoading", "LoadedClassCount");
275 fetchUpdateAttribute("java.lang:type=Memory", "HeapMemoryUsage");
276
277 // Only get theese if we have the right GC type
278 if(isGCType(JmxMon.Unknown) || isGCType(JmxMon.PS)) {
279 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=PS MarkSweep", "LastGcInfo");
280 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=PS MarkSweep", "CollectionTime");
281 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=PS Scavenge", "CollectionTime");
282 fetchUpdateAttribute("java.lang:type=MemoryPool,name=PS Old Gen", "Usage");
283 }
284 if(isGCType(JmxMon.Unknown) || isGCType(JmxMon.CMS)) {
285 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep", "LastGcInfo");
286 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep", "CollectionTime");
287 fetchUpdateAttribute("java.lang:type=GarbageCollector,name=ParNew", "CollectionTime");
288 fetchUpdateAttribute("java.lang:type=MemoryPool,name=CMS Old Gen", "Usage");
289 }
207 // Finished updating data 290 // Finished updating data
208 getDataSucess++; 291 getDataSucess++;
209 lastFetchTSns = System.nanoTime(); 292 lastFetchTSns = System.nanoTime();
210 lastRTns = lastFetchTSns - startTSns; 293 lastRTns = lastFetchTSns - startTSns;
294
295 // Check the GC type if not known
296 if(isGCType(JmxMon.Unknown)) {
297 if(longDeltaMap.containsKey("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:CollectionTime")) setGCType(JmxMon.CMS);
298 if(longDeltaMap.containsKey("java.lang:type=GarbageCollector,name=PS MarkSweep:CollectionTime")) setGCType(JmxMon.PS);
299 }
211 return true; 300 return true;
212 } catch (Throwable e) { 301 } catch (Throwable e) {
213 throw (e); 302 throw (e);
...@@ -276,6 +365,132 @@ public class JmxMon { ...@@ -276,6 +365,132 @@ public class JmxMon {
276 return (open/max) * 100D; 365 return (open/max) * 100D;
277 } 366 }
278 367
368 public double getHeapUsedMB() {
369 LongDelta ld = getLongDelta("java.lang:type=Memory:HeapMemoryUsage:used");
370 if(ld != null) {
371 return (double)ld.getCurrentValue() / (1024D*1024D);
372 } else {
373 return 0;
374 }
375 }
376
377 public double getHeapUsedPercent() {
378 LongDelta ldu = getLongDelta("java.lang:type=Memory:HeapMemoryUsage:used");
379 LongDelta ldm = getLongDelta("java.lang:type=Memory:HeapMemoryUsage:max");
380 if(ldu != null && ldm != null) {
381 return ((double)ldu.getCurrentValue()/(double)ldm.getCurrentValue()) * 100D;
382 } else {
383 return 0;
384 }
385 }
386
387 public double getHeapAllocationRateMBps() {
388 LongDelta ldu = getLongDelta("java.lang:type=Memory:HeapMemoryUsage:used");
389 if(ldu != null) {
390 if(ldu.getPerSecondValue() > 0) {
391 return ldu.getPerSecondValue()/(1024D*1024D);
392 } else {
393 // negative delta, means we had a major GC in the delta, get the last heap size before GC and add it to the last (previous) value
394 Long beforeGC = null;
395 if(isGCType(JmxMon.CMS)) {
396 LongDelta ld1 = getLongDelta("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:LastGcInfo:memoryUsageBeforeGc:CMS Old Gen:used");
397 LongDelta ld2 = getLongDelta("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:LastGcInfo:memoryUsageBeforeGc:Par Eden Space:used");
398 LongDelta ld3 = getLongDelta("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:LastGcInfo:memoryUsageBeforeGc:Par Survivor Space:used");
399 if(ld1 != null && ld2 != null && ld3 != null)
400 beforeGC = ld1.getCurrentValue() + ld2.getCurrentValue() + ld3.getCurrentValue();
401 } else
402 if(isGCType(JmxMon.PS)) {
403 LongDelta ld1 = getLongDelta("java.lang:type=GarbageCollector,name=PS MarkSweep:LastGcInfo:memoryUsageBeforeGc:PS Old Gen:used");
404 LongDelta ld2 = getLongDelta("java.lang:type=GarbageCollector,name=PS MarkSweep:LastGcInfo:memoryUsageBeforeGc:PS Eden Space:used");
405 LongDelta ld3 = getLongDelta("java.lang:type=GarbageCollector,name=PS MarkSweep:LastGcInfo:memoryUsageBeforeGc:PS Survivor Space:used");
406 if(ld1 != null && ld2 != null && ld3 != null)
407 beforeGC = ld1.getCurrentValue() + ld2.getCurrentValue() + ld3.getCurrentValue();
408 }
409 if(beforeGC == null) return 0;
410 if(ldu.lastValue == null) return 0;
411 ldu.lastValue = beforeGC + ldu.lastValue;
412 System.out.println("Adjusted heap size with " + beforeGC + " bytes");
413 return ldu.getPerSecondValue()/(1024D*1024D);
414 }
415 } else {
416 return 0;
417 }
418 }
419
420 public double getPSOldGenUsedMB() {
421 LongDelta ld = getLongDelta("java.lang:type=MemoryPool,name=PS Old Gen:Usage:used");
422 if(ld != null) {
423 return (double)ld.getCurrentValue() / (1024D*1024D);
424 } else {
425 return 0;
426 }
427 }
428
429 public double getCMSOldGenUsedMB() {
430 LongDelta ld = getLongDelta("java.lang:type=MemoryPool,name=CMS Old Gen:Usage:used");
431 if(ld != null) {
432 return (double)ld.getCurrentValue() / (1024D*1024D);
433 } else {
434 return 0;
435 }
436 }
437
438 public double getPSOldGenUsedPercent() {
439 LongDelta ldu = getLongDelta("java.lang:type=MemoryPool,name=PS Old Gen:Usage:used");
440 LongDelta ldm = getLongDelta("java.lang:type=MemoryPool,name=PS Old Gen:Usage:max");
441 if(ldu != null && ldm != null) {
442 return ((double)ldu.getCurrentValue()/(double)ldm.getCurrentValue()) * 100D;
443 } else {
444 return 0;
445 }
446 }
447
448 public double getCMSOldGenUsedPercent() {
449 LongDelta ldu = getLongDelta("java.lang:type=MemoryPool,name=CMS Old Gen:Usage:used");
450 LongDelta ldm = getLongDelta("java.lang:type=MemoryPool,name=CMS Old Gen:Usage:max");
451 if(ldu != null && ldm != null) {
452 return ((double)ldu.getCurrentValue()/(double)ldm.getCurrentValue()) * 100D;
453 } else {
454 return 0;
455 }
456 }
457
458 public double getPSMarkSweepOldGenAfterGCMB() {
459 LongDelta ld = getLongDelta("java.lang:type=GarbageCollector,name=PS MarkSweep:LastGcInfo:memoryUsageAfterGc:PS Old Gen:used");
460 if(ld != null) {
461 return (double)ld.getCurrentValue() / (1024D*1024D);
462 } else {
463 return 0;
464 }
465 }
466
467 public double getCMSMarkSweepOldGenAfterGCMB() {
468 LongDelta ld = getLongDelta("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:LastGcInfo:memoryUsageAfterGc:CMS Old Gen:used");
469 if(ld != null) {
470 return (double)ld.getCurrentValue() / (1024D*1024D);
471 } else {
472 return 0;
473 }
474 }
475
476 public double getPSMarkSweepPermGenAfterGCMB() {
477 LongDelta ld = getLongDelta("java.lang:type=GarbageCollector,name=PS MarkSweep:LastGcInfo:memoryUsageAfterGc:PS Perm Gen:used");
478 if(ld != null) {
479 return (double)ld.getCurrentValue() / (1024D*1024D);
480 } else {
481 return 0;
482 }
483 }
484
485 public double getCMSMarkSweepPermGenAfterGCMB() {
486 LongDelta ld = getLongDelta("java.lang:type=GarbageCollector,name=ConcurrentMarkSweep:LastGcInfo:memoryUsageAfterGc:CMS Perm Gen:used");
487 if(ld != null) {
488 return (double)ld.getCurrentValue() / (1024D*1024D);
489 } else {
490 return 0;
491 }
492 }
493
279 public JmxMon() { 494 public JmxMon() {
280 } 495 }
281 496
......
...@@ -19,9 +19,12 @@ public class TestRunner { ...@@ -19,9 +19,12 @@ public class TestRunner {
19 19
20 Long ts1 = System.currentTimeMillis(); 20 Long ts1 = System.currentTimeMillis();
21 21
22 JmxMon mon1 = new JmxMon("service:jmx:iiop:///jndi/iiop://u30457:29722/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2 22 //JmxMon mon1 = new JmxMon("service:jmx:iiop:///jndi/iiop://u30457:29722/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2
23 //JmxMon mon1 = new JmxMon("service:jmx:rmi:///jndi/iiop://u30128:23032/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2 23 //JmxMon mon1 = new JmxMon("service:jmx:rmi:///jndi/iiop://u30128:23032/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2
24 //JmxMon mon2 = new JmxMon("service:jmx:rmi:///jndi/iiop://u30009:26732/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.12.1 24 //JmxMon mon2 = new JmxMon("service:jmx:rmi:///jndi/iiop://u30009:26732/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.12.1
25 //JmxMon mon1 = new JmxMon("service:jmx:rmi:///jndi/iiop://u02878.ht.kap.rsv.se:17040/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2 PS
26 //JmxMon mon1 = new JmxMon("service:jmx:rmi:///jndi/iiop://u01891.ef.kap.rsv.se:17020/weblogic.management.mbeanservers.runtime"); // 10.3.6.0.161018.2 CMS
27 JmxMon mon1 = new JmxMon("service:jmx:rmi:///jndi/iiop://u30450:34502/weblogic.management.mbeanservers.runtime"); // CMS
25 mon1.open(); 28 mon1.open();
26 //mon2.open(); 29 //mon2.open();
27 jmxList.add(mon1); 30 jmxList.add(mon1);
...@@ -41,16 +44,33 @@ public class TestRunner { ...@@ -41,16 +44,33 @@ public class TestRunner {
41 mon.getData(); 44 mon.getData();
42 time = System.currentTimeMillis() - ts1; 45 time = System.currentTimeMillis() - ts1;
43 System.out.println(mon.getServerName() + " called in " + time + "ms"); 46 System.out.println(mon.getServerName() + " called in " + time + "ms");
44 System.out.println(mon.getServerName() + " Process CPU %: " + mon.getCPUPercent()); 47 System.out.println(" Process CPU %: " + mon.getCPUPercent());
45 System.out.println(mon.getServerName() + " Process Threads #: " + mon.getThreads()); 48 System.out.println(" Process Threads #: " + mon.getThreads());
46 System.out.println(mon.getServerName() + " Process Loaded Classes #: " + mon.getLoadedClassCount()); 49 System.out.println(" Process Loaded Classes #: " + mon.getLoadedClassCount());
47 System.out.println(mon.getServerName() + " Process File Descriptors %: " + mon.getSystemFileDescriptorsPercentUsed()); 50 System.out.println(" Process File Descriptors %: " + mon.getSystemFileDescriptorsPercentUsed());
48 System.out.println(mon.getServerName() + " System Load (per cpu): " + mon.getAverageLoadPerCpu()); 51 System.out.println(" Process Heap Used %: " + mon.getHeapUsedPercent());
49 System.out.println(mon.getServerName() + " System Load (total): " + mon.getAverageLoad()); 52 System.out.println(" Process Heap Used MB: " + mon.getHeapUsedMB());
50 System.out.println(mon.getServerName() + " System Memory %: " + mon.getSystemMemoryPercentUsed()); 53 System.out.println(" Allocation Rate MB/s: " + mon.getHeapAllocationRateMBps());
51 System.out.println(mon.getServerName() + " System Swap %: " + mon.getSystemSwapPercentUsed()); 54 if(mon.isGCType(JmxMon.PS)) {
55 System.out.println(" PS OldGen Used %: " + mon.getPSOldGenUsedPercent());
56 System.out.println(" PS OldGen Used MB: " + mon.getPSOldGenUsedMB());
57 System.out.println(" PS OldGen After Major GC MB: " + mon.getPSMarkSweepOldGenAfterGCMB());
58 System.out.println(" PS PermGen After Major GC MB: " + mon.getPSMarkSweepPermGenAfterGCMB());
59 }
60 if(mon.isGCType(JmxMon.CMS)) {
61 System.out.println(" CMS OldGen Used %: " + mon.getCMSOldGenUsedPercent());
62 System.out.println(" CMS OldGen Used MB: " + mon.getCMSOldGenUsedMB());
63 System.out.println(" CMS OldGen After Major GC MB: " + mon.getCMSMarkSweepOldGenAfterGCMB());
64 System.out.println("CMS PermGen After Major GC MB: " + mon.getCMSMarkSweepPermGenAfterGCMB());
65 }
66 System.out.println(" System Load (per cpu): " + mon.getAverageLoadPerCpu());
67 System.out.println(" System Load (total): " + mon.getAverageLoad());
68 System.out.println(" System Memory %: " + mon.getSystemMemoryPercentUsed());
69 System.out.println(" System Swap %: " + mon.getSystemSwapPercentUsed());
52 70
53 System.out.println(); 71 System.out.println();
72
73 //mon.dumpDeltas();
54 } 74 }
55 Thread.sleep(15000); 75 Thread.sleep(15000);
56 } 76 }
......