public class org.apache.zookeeper.server.util.JvmPauseMonitor extends java.lang.Object
{
private static final org.slf4j.Logger LOG;
public static final java.lang.String JVM_PAUSE_MONITOR_FEATURE_SWITCH_KEY;
protected long sleepTimeMs;
public static final java.lang.String SLEEP_TIME_MS_KEY;
public static final long SLEEP_TIME_MS_DEFAULT;
protected long warnThresholdMs;
public static final java.lang.String WARN_THRESHOLD_KEY;
public static final long WARN_THRESHOLD_DEFAULT;
protected long infoThresholdMs;
public static final java.lang.String INFO_THRESHOLD_KEY;
public static final long INFO_THRESHOLD_DEFAULT;
private long numGcWarnThresholdExceeded;
private long numGcInfoThresholdExceeded;
private long totalGcExtraSleepTime;
private java.lang.Thread monitorThread;
private volatile boolean shouldRun;
public void <init>(org.apache.zookeeper.server.quorum.QuorumPeerConfig)
{
org.apache.zookeeper.server.quorum.QuorumPeerConfig v;
long v, v, v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v := @parameter: org.apache.zookeeper.server.quorum.QuorumPeerConfig;
specialinvoke v.<java.lang.Object: void <init>()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcWarnThresholdExceeded> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcInfoThresholdExceeded> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long totalGcExtraSleepTime> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: boolean shouldRun> = 1;
v = virtualinvoke v.<org.apache.zookeeper.server.quorum.QuorumPeerConfig: long getJvmPauseWarnThresholdMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long warnThresholdMs> = v;
v = virtualinvoke v.<org.apache.zookeeper.server.quorum.QuorumPeerConfig: long getJvmPauseInfoThresholdMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long infoThresholdMs> = v;
v = virtualinvoke v.<org.apache.zookeeper.server.quorum.QuorumPeerConfig: long getJvmPauseSleepTimeMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long sleepTimeMs> = v;
return;
}
public void <init>(org.apache.zookeeper.server.ServerConfig)
{
long v, v, v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
org.apache.zookeeper.server.ServerConfig v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v := @parameter: org.apache.zookeeper.server.ServerConfig;
specialinvoke v.<java.lang.Object: void <init>()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcWarnThresholdExceeded> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcInfoThresholdExceeded> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long totalGcExtraSleepTime> = 0L;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: boolean shouldRun> = 1;
v = virtualinvoke v.<org.apache.zookeeper.server.ServerConfig: long getJvmPauseWarnThresholdMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long warnThresholdMs> = v;
v = virtualinvoke v.<org.apache.zookeeper.server.ServerConfig: long getJvmPauseInfoThresholdMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long infoThresholdMs> = v;
v = virtualinvoke v.<org.apache.zookeeper.server.ServerConfig: long getJvmPauseSleepTimeMs()>();
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long sleepTimeMs> = v;
return;
}
public void serviceStart()
{
org.apache.zookeeper.server.util.JvmPauseMonitor$JVMMonitor v;
java.lang.Thread v, v, v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = new java.lang.Thread;
v = new org.apache.zookeeper.server.util.JvmPauseMonitor$JVMMonitor;
specialinvoke v.<org.apache.zookeeper.server.util.JvmPauseMonitor$JVMMonitor: void <init>(org.apache.zookeeper.server.util.JvmPauseMonitor)>(v);
specialinvoke v.<java.lang.Thread: void <init>(java.lang.Runnable)>(v);
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread> = v;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
virtualinvoke v.<java.lang.Thread: void setDaemon(boolean)>(1);
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
virtualinvoke v.<java.lang.Thread: void start()>();
return;
}
public void serviceStop()
{
java.lang.InterruptedException v;
java.lang.Thread v, v, v, v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v.<org.apache.zookeeper.server.util.JvmPauseMonitor: boolean shouldRun> = 0;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
if v == null goto label;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
virtualinvoke v.<java.lang.Thread: void interrupt()>();
label:
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
virtualinvoke v.<java.lang.Thread: void join()>();
label:
goto label;
label:
v := @caughtexception;
v = staticinvoke <java.lang.Thread: java.lang.Thread currentThread()>();
virtualinvoke v.<java.lang.Thread: void interrupt()>();
label:
return;
catch java.lang.InterruptedException from label to label with label;
}
public boolean isStarted()
{
org.apache.zookeeper.server.util.JvmPauseMonitor v;
boolean v;
java.lang.Thread v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: java.lang.Thread monitorThread>;
if v == null goto label;
v = 1;
goto label;
label:
v = 0;
label:
return v;
}
public long getNumGcWarnThresholdExceeded()
{
long v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcWarnThresholdExceeded>;
return v;
}
public long getNumGcInfoThresholdExceeded()
{
long v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcInfoThresholdExceeded>;
return v;
}
public long getTotalGcExtraSleepTime()
{
long v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long totalGcExtraSleepTime>;
return v;
}
private java.lang.String formatMessage(long, java.util.Map, java.util.Map)
{
java.lang.Object[] v;
long v, v, v, v;
java.util.ArrayList v;
java.util.HashSet v;
byte v;
java.lang.Long v, v, v;
java.util.Map v, v;
java.lang.String v, v, v, v, v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
boolean v, v;
java.util.Iterator v;
org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes v;
java.util.Set v, v;
java.lang.Object v, v, v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v := @parameter: long;
v := @parameter: java.util.Map;
v := @parameter: java.util.Map;
v = new java.util.HashSet;
v = interfaceinvoke v.<java.util.Map: java.util.Set keySet()>();
specialinvoke v.<java.util.HashSet: void <init>(java.util.Collection)>(v);
v = interfaceinvoke v.<java.util.Map: java.util.Set keySet()>();
interfaceinvoke v.<java.util.Set: boolean retainAll(java.util.Collection)>(v);
v = new java.util.ArrayList;
specialinvoke v.<java.util.ArrayList: void <init>()>();
v = interfaceinvoke v.<java.util.Set: java.util.Iterator iterator()>();
label:
v = interfaceinvoke v.<java.util.Iterator: boolean hasNext()>();
if v == 0 goto label;
v = interfaceinvoke v.<java.util.Iterator: java.lang.Object next()>();
v = interfaceinvoke v.<java.util.Map: java.lang.Object get(java.lang.Object)>(v);
v = interfaceinvoke v.<java.util.Map: java.lang.Object get(java.lang.Object)>(v);
v = specialinvoke v.<org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes: org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes subtract(org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes)>(v);
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes: long gcCount>;
v = v cmp 0L;
if v == 0 goto label;
v = virtualinvoke v.<org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes: java.lang.String toString()>();
v = dynamicinvoke "makeConcatWithConstants" <java.lang.String (java.lang.String,java.lang.String)>(v, v) <java.lang.invoke.StringConcatFactory: java.lang.invoke.CallSite makeConcatWithConstants(java.lang.invoke.MethodHandles$Lookup,java.lang.String,java.lang.invoke.MethodType,java.lang.String,java.lang.Object[])>("GC pool \'\u0001\' had collection(s): \u0001");
interfaceinvoke v.<java.util.List: boolean add(java.lang.Object)>(v);
goto label;
label:
v = newarray (java.lang.Object)[3];
v = staticinvoke <java.lang.Long: java.lang.Long valueOf(long)>(v);
v[0] = v;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcInfoThresholdExceeded>;
v = staticinvoke <java.lang.Long: java.lang.Long valueOf(long)>(v);
v[1] = v;
v = v.<org.apache.zookeeper.server.util.JvmPauseMonitor: long numGcWarnThresholdExceeded>;
v = staticinvoke <java.lang.Long: java.lang.Long valueOf(long)>(v);
v[2] = v;
v = staticinvoke <java.lang.String: java.lang.String format(java.lang.String,java.lang.Object[])>("Detected pause in JVM or host machine (eg GC): pause of approximately %d ms, total pause: info level: %d, warn level: %d %n", v);
v = interfaceinvoke v.<java.util.List: boolean isEmpty()>();
if v == 0 goto label;
v = dynamicinvoke "makeConcatWithConstants" <java.lang.String (java.lang.String)>(v) <java.lang.invoke.StringConcatFactory: java.lang.invoke.CallSite makeConcatWithConstants(java.lang.invoke.MethodHandles$Lookup,java.lang.String,java.lang.invoke.MethodType,java.lang.String,java.lang.Object[])>("\u0001No GCs detected");
goto label;
label:
v = staticinvoke <java.lang.String: java.lang.String join(java.lang.CharSequence,java.lang.Iterable)>("\n", v);
v = dynamicinvoke "makeConcatWithConstants" <java.lang.String (java.lang.String,java.lang.String)>(v, v) <java.lang.invoke.StringConcatFactory: java.lang.invoke.CallSite makeConcatWithConstants(java.lang.invoke.MethodHandles$Lookup,java.lang.String,java.lang.invoke.MethodType,java.lang.String,java.lang.Object[])>("\u0001\u0001");
label:
return v;
}
private java.util.Map getGcTimes()
{
java.util.Iterator v;
org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes v;
java.util.HashMap v;
java.util.List v;
java.lang.Object v;
java.lang.String v;
org.apache.zookeeper.server.util.JvmPauseMonitor v;
boolean v;
v := @this: org.apache.zookeeper.server.util.JvmPauseMonitor;
v = new java.util.HashMap;
specialinvoke v.<java.util.HashMap: void <init>()>();
v = staticinvoke <java.lang.management.ManagementFactory: java.util.List getGarbageCollectorMXBeans()>();
v = interfaceinvoke v.<java.util.List: java.util.Iterator iterator()>();
label:
v = interfaceinvoke v.<java.util.Iterator: boolean hasNext()>();
if v == 0 goto label;
v = interfaceinvoke v.<java.util.Iterator: java.lang.Object next()>();
v = interfaceinvoke v.<java.lang.management.GarbageCollectorMXBean: java.lang.String getName()>();
v = new org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes;
specialinvoke v.<org.apache.zookeeper.server.util.JvmPauseMonitor$GcTimes: void <init>(java.lang.management.GarbageCollectorMXBean)>(v);
interfaceinvoke v.<java.util.Map: java.lang.Object put(java.lang.Object,java.lang.Object)>(v, v);
goto label;
label:
return v;
}
static void <clinit>()
{
org.slf4j.Logger v;
v = staticinvoke <org.slf4j.LoggerFactory: org.slf4j.Logger getLogger(java.lang.Class)>(class "Lorg/apache/zookeeper/server/util/JvmPauseMonitor;");
<org.apache.zookeeper.server.util.JvmPauseMonitor: org.slf4j.Logger LOG> = v;
return;
}
}