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Add codes about gc and memory pool.

This commit is contained in:
wusheng 2017-07-05 21:31:14 +08:00
parent f1dec889b2
commit 9cf12b4b52
12 changed files with 254 additions and 20 deletions
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28
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/JVMService.java
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@ -2,6 +2,7 @@ package org.skywalking.apm.agent.core.jvm;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
@ -10,14 +11,19 @@ import org.skywalking.apm.agent.core.boot.BootService;
import org.skywalking.apm.agent.core.jvm.cpu.CPUProvider;
import org.skywalking.apm.agent.core.jvm.memory.MemoryProvider;
import org.skywalking.apm.agent.core.jvm.memorypool.MemoryPoolProvider;
import org.skywalking.apm.logging.ILog;
import org.skywalking.apm.logging.LogManager;
import org.skywalking.apm.network.proto.JVMMetric;
import org.skywalking.apm.network.proto.MemoryPool;
/**
* @author wusheng
*/
public class JVMService implements BootService, Runnable {
private static ILog logger = LogManager.getLogger(JVMService.class);
private SimpleDateFormat sdf = new SimpleDateFormat("ss");
private volatile ScheduledFuture<?> scheduledFuture;
private volatile int lastSeconds = -1;
@Override
public void beforeBoot() throws Throwable {
@ -41,13 +47,21 @@ public class JVMService implements BootService, Runnable {
long currentTimeMillis = System.currentTimeMillis();
Date day = new Date(currentTimeMillis);
String second = sdf.format(day);
if (Integer.parseInt(second) % 15 == 0) {
JVMMetric.Builder JVMBuilder = JVMMetric.newBuilder();
JVMBuilder.setTime(currentTimeMillis);
JVMBuilder.setCpu(CPUProvider.INSTANCE.getCpuMetric());
JVMBuilder.addAllMemory(MemoryProvider.INSTANCE.getMemoryMetricList());
JVMBuilder.addAllMemoryPool(MemoryPoolProvider.INSTANCE.getMemoryPoolMetricList());
int secondInt = Integer.parseInt(second);
if (secondInt % 15 == 0 && secondInt != lastSeconds) {
lastSeconds = secondInt;
try {
JVMMetric.Builder JVMBuilder = JVMMetric.newBuilder();
JVMBuilder.setTime(currentTimeMillis);
JVMBuilder.setCpu(CPUProvider.INSTANCE.getCpuMetric());
JVMBuilder.addAllMemory(MemoryProvider.INSTANCE.getMemoryMetricList());
List<MemoryPool> memoryPoolMetricList = MemoryPoolProvider.INSTANCE.getMemoryPoolMetricList();
if (memoryPoolMetricList.size() > 0) {
JVMBuilder.addAllMemoryPool(memoryPoolMetricList);
}
} catch (Exception e) {
logger.error(e, "Collect JVM info fail.");
}
}
}
}

11
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/gc/GCMetricAccessor.java Normal file
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@ -0,0 +1,11 @@
package org.skywalking.apm.agent.core.jvm.gc;
import java.util.List;
import org.skywalking.apm.network.proto.GC;
/**
* @author wusheng
*/
public interface GCMetricAccessor {
List<GC> getGCList();
}

47
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/gc/GCModule.java Normal file
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@ -0,0 +1,47 @@
package org.skywalking.apm.agent.core.jvm.gc;
import java.lang.management.GarbageCollectorMXBean;
import java.util.LinkedList;
import java.util.List;
import org.skywalking.apm.network.proto.GC;
import org.skywalking.apm.network.proto.GCPhrase;
/**
* @author wusheng
*/
public abstract class GCModule implements GCMetricAccessor {
private List<GarbageCollectorMXBean> beans;
public GCModule(List<GarbageCollectorMXBean> beans) {
this.beans = beans;
}
@Override
public List<GC> getGCList() {
List<GC> gcList = new LinkedList<GC>();
for (GarbageCollectorMXBean bean : beans) {
String name = bean.getName();
GCPhrase phrase;
if (name.equals(getNewGCName())) {
phrase = GCPhrase.NEW;
} else if (name.equals(getOldGCName())) {
phrase = GCPhrase.OLD;
} else {
continue;
}
gcList.add(
GC.newBuilder().setPhrase(phrase)
.setCount(bean.getCollectionCount())
.setTime(bean.getCollectionTime())
.build()
);
}
return gcList;
}
protected abstract String getOldGCName();
protected abstract String getNewGCName();
}

48
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/gc/GCProvider.java Normal file
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@ -0,0 +1,48 @@
package org.skywalking.apm.agent.core.jvm.gc;
import java.lang.management.GarbageCollectorMXBean;
import java.lang.management.ManagementFactory;
import java.util.List;
import org.skywalking.apm.network.proto.GC;
/**
* @author wusheng
*/
public enum GCProvider {
INSTANCE;
private GCMetricAccessor metricAccessor;
private List<GarbageCollectorMXBean> beans;
GCProvider() {
beans = ManagementFactory.getGarbageCollectorMXBeans();
for (GarbageCollectorMXBean bean : beans) {
String name = bean.getName();
GCMetricAccessor accessor = findByBeanName(name);
if (accessor != null) {
metricAccessor = accessor;
break;
}
}
this.metricAccessor = new UnknowGC();
}
public List<GC> getGCList() {
return metricAccessor.getGCList();
}
private GCMetricAccessor findByBeanName(String name) {
if (name.indexOf("PS") > -1) {
//Parallel (Old) collector ( -XX:+UseParallelOldGC )
} else if (name.indexOf("ConcurrentMarkSweep") > -1) {
// CMS collector ( -XX:+UseConcMarkSweepGC )
} else if (name.indexOf("G1") > -1) {
// G1 collector ( -XX:+UseG1GC )
} else if (name.equals("MarkSweepCompact")) {
// Serial collector ( -XX:+UseSerialGC )
} else {
// Unknown
return null;
}
}
}

21
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/gc/ParallelGCModule.java Normal file
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@ -0,0 +1,21 @@
package org.skywalking.apm.agent.core.jvm.gc;
import java.lang.management.GarbageCollectorMXBean;
import java.util.List;
/**
* @author wusheng
*/
public class ParallelGCModule extends GCModule {
public ParallelGCModule(List<GarbageCollectorMXBean> beans) {
super(beans);
}
@Override protected String getOldGCName() {
return "PS MarkSweep";
}
@Override protected String getNewGCName() {
return "PS Scavenge";
}
}

19
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/gc/UnknowGC.java Normal file
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@ -0,0 +1,19 @@
package org.skywalking.apm.agent.core.jvm.gc;
import java.util.LinkedList;
import java.util.List;
import org.skywalking.apm.network.proto.GC;
import org.skywalking.apm.network.proto.GCPhrase;
/**
* @author wusheng
*/
public class UnknowGC implements GCMetricAccessor {
@Override
public List<GC> getGCList() {
List<GC> gcList = new LinkedList<GC>();
gcList.add(GC.newBuilder().setPhrase(GCPhrase.NEW).build());
gcList.add(GC.newBuilder().setPhrase(GCPhrase.OLD).build());
return gcList;
}
}

37
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/CMSCollectorModule.java Normal file
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@ -0,0 +1,37 @@
package org.skywalking.apm.agent.core.jvm.memorypool;
import java.lang.management.MemoryPoolMXBean;
import java.util.List;
/**
* @author wusheng
*/
public class CMSCollectorModule extends MemoryPoolModule {
public CMSCollectorModule(List<MemoryPoolMXBean> beans) {
super(beans);
}
@Override protected String getPermName() {
return "CMS Perm Gen";
}
@Override protected String getCodeCacheName() {
return "Code Cache";
}
@Override protected String getEdenName() {
return "Par Eden Space";
}
@Override protected String getOldName() {
return "CMS Old Gen";
}
@Override protected String getSurvivorName() {
return "Par Survivor Space";
}
@Override protected String getMetaspaceName() {
return "Metaspace";
}
}

37
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/G1CollectorModule.java Normal file
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@ -0,0 +1,37 @@
package org.skywalking.apm.agent.core.jvm.memorypool;
import java.lang.management.MemoryPoolMXBean;
import java.util.List;
/**
* @author wusheng
*/
public class G1CollectorModule extends MemoryPoolModule {
public G1CollectorModule(List<MemoryPoolMXBean> beans) {
super(beans);
}
@Override protected String getPermName() {
return "G1 Perm Gen";
}
@Override protected String getCodeCacheName() {
return "Code Cache";
}
@Override protected String getEdenName() {
return "G1 Eden Space";
}
@Override protected String getOldName() {
return "G1 Old Gen";
}
@Override protected String getSurvivorName() {
return "G1 Survivor Space";
}
@Override protected String getMetaspaceName() {
return "Metaspace";
}
}

18
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/MemoryPoolModule.java
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@ -35,17 +35,17 @@ public abstract class MemoryPoolModule implements MemoryPoolMetricAccessor {
type = PoolType.METASPACE_USAGE;
} else if (name.equals(getPermName())) {
type = PoolType.PERMGEN_USAGE;
} else {
continue;
}
if (type != null) {
MemoryUsage usage = bean.getUsage();
poolList.add(MemoryPool.newBuilder().setType(type)
.setInit(usage.getInit())
.setMax(usage.getMax())
.setCommited(usage.getCommitted())
.setUsed(usage.getUsed())
.build());
}
MemoryUsage usage = bean.getUsage();
poolList.add(MemoryPool.newBuilder().setType(type)
.setInit(usage.getInit())
.setMax(usage.getMax())
.setCommited(usage.getCommitted())
.setUsed(usage.getUsed())
.build());
}
return poolList;
}

4
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/MemoryPoolProvider.java
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@ -39,10 +39,10 @@ public enum MemoryPoolProvider {
return new ParallelCollectorModule(beans);
} else if (name.indexOf("CMS") > -1) {
// CMS collector ( -XX:+UseConcMarkSweepGC )
return null;
return new CMSCollectorModule(beans);
} else if (name.indexOf("G1") > -1) {
// G1 collector ( -XX:+UseG1GC )
return null;
return new G1CollectorModule(beans);
} else if (name.equals("Survivor Space")) {
// Serial collector ( -XX:+UseSerialGC )
return new SerialCollectorModule(beans);

2
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/ParallelCollectorModule.java
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@ -6,7 +6,7 @@ import java.util.List;
/**
* @author wusheng
*/
public class ParallelCollectorModule extends MemoryPoolModule{
public class ParallelCollectorModule extends MemoryPoolModule {
public ParallelCollectorModule(List<MemoryPoolMXBean> beans) {
super(beans);

2
apm-sniffer/apm-agent-core/src/main/java/org/skywalking/apm/agent/core/jvm/memorypool/UnknownMemoryPool.java
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@ -18,6 +18,6 @@ public class UnknownMemoryPool implements MemoryPoolMetricAccessor {
poolList.add(MemoryPool.newBuilder().setType(PoolType.SURVIVOR_USAGE).build());
poolList.add(MemoryPool.newBuilder().setType(PoolType.PERMGEN_USAGE).build());
poolList.add(MemoryPool.newBuilder().setType(PoolType.METASPACE_USAGE).build());
return poolList;
return new LinkedList<MemoryPool>();
}
}