class com.sun.management.internal.OperatingSystemImpl extends sun.management.BaseOperatingSystemImpl implements com.sun.management.UnixOperatingSystemMXBean
minor version: 0
major version: 59
flags: flags: (0x0020) ACC_SUPER
this_class: com.sun.management.internal.OperatingSystemImpl
super_class: sun.management.BaseOperatingSystemImpl
{
private static final int MAX_ATTEMPTS_NUMBER;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 10
private final jdk.internal.platform.Metrics containerMetrics;
descriptor: Ljdk/internal/platform/Metrics;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=0, locals=0, args_size=0
0: invokestatic com.sun.management.internal.OperatingSystemImpl.initialize0:()V
1: return
LocalVariableTable:
Start End Slot Name Signature
void <init>(sun.management.VMManagement);
descriptor: (Lsun/management/VMManagement;)V
flags: (0x0000)
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
aload 1
invokespecial sun.management.BaseOperatingSystemImpl.<init>:(Lsun/management/VMManagement;)V
1: aload 0
invokestatic jdk.internal.platform.Container.metrics:()Ljdk/internal/platform/Metrics;
putfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
2: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Lcom/sun/management/internal/OperatingSystemImpl;
0 3 1 vm Lsun/management/VMManagement;
MethodParameters:
Name Flags
vm
public long getCommittedVirtualMemorySize();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getCommittedVirtualMemorySize0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/management/internal/OperatingSystemImpl;
public long getTotalSwapSpaceSize();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=5, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 5
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryAndSwapLimit:()J
lstore 1
start local 1 2: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryLimit:()J
lstore 3
start local 3 3: lload 1
lconst_0
lcmp
iflt 5
lload 3
lconst_0
lcmp
iflt 5
4: lload 1
lload 3
lsub
lreturn
end local 3 end local 1 5: StackMap locals:
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getTotalSwapSpaceSize0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lcom/sun/management/internal/OperatingSystemImpl;
2 5 1 limit J
3 5 3 memLimit J
public long getFreeSwapSpaceSize();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=16, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 19
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryAndSwapLimit:()J
lstore 1
start local 1 2: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryLimit:()J
lstore 3
start local 3 3: lload 1
lconst_0
lcmp
iflt 19
lload 3
lconst_0
lcmp
iflt 19
4: lload 1
lload 3
lsub
lstore 5
start local 5 5: lload 5
lconst_0
lcmp
ifgt 7
6: lconst_0
lreturn
7: StackMap locals: long long long
StackMap stack:
iconst_0
istore 7
start local 7 8: goto 18
9: StackMap locals: int
StackMap stack:
aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryAndSwapUsage:()J
lstore 8
start local 8 10: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryUsage:()J
lstore 10
start local 10 11: lload 8
lconst_0
lcmp
ifle 17
lload 10
lconst_0
lcmp
ifle 17
12: lload 8
lload 10
lsub
lstore 12
start local 12 13: lload 12
lconst_0
lcmp
iflt 17
14: lload 5
lload 12
lsub
lstore 14
start local 14 15: lload 14
lconst_0
lcmp
iflt 17
16: lload 14
lreturn
end local 14 end local 12 end local 10 end local 8 17: StackMap locals:
StackMap stack:
iinc 7 1
StackMap locals:
StackMap stack:
18: iload 7
bipush 10
if_icmplt 9
end local 7 end local 5 end local 3 end local 1 19: StackMap locals: com.sun.management.internal.OperatingSystemImpl
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getFreeSwapSpaceSize0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 20 0 this Lcom/sun/management/internal/OperatingSystemImpl;
2 19 1 memSwapLimit J
3 19 3 memLimit J
5 19 5 deltaLimit J
8 19 7 attempt I
10 17 8 memSwapUsage J
11 17 10 memUsage J
13 17 12 deltaUsage J
15 17 14 freeSwap J
public long getProcessCpuTime();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getProcessCpuTime0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/management/internal/OperatingSystemImpl;
public long getFreeMemorySize();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=5, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 5
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryUsage:()J
lstore 1
start local 1 2: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryLimit:()J
lstore 3
start local 3 3: lload 1
lconst_0
lcmp
ifle 5
lload 3
lconst_0
lcmp
iflt 5
4: lload 3
lload 1
lsub
lreturn
end local 3 end local 1 5: StackMap locals:
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getFreeMemorySize0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lcom/sun/management/internal/OperatingSystemImpl;
2 5 1 usage J
3 5 3 limit J
public long getTotalMemorySize();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=3, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 4
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getMemoryLimit:()J
lstore 1
start local 1 2: lload 1
lconst_0
lcmp
iflt 4
3: lload 1
lreturn
end local 1 4: StackMap locals:
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getTotalMemorySize0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Lcom/sun/management/internal/OperatingSystemImpl;
2 4 1 limit J
public long getOpenFileDescriptorCount();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getOpenFileDescriptorCount0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/management/internal/OperatingSystemImpl;
public long getMaxFileDescriptorCount();
descriptor: ()J
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getMaxFileDescriptorCount0:()J
lreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/management/internal/OperatingSystemImpl;
public double getCpuLoad();
descriptor: ()D
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=13, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 30
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuQuota:()J
lstore 1
start local 1 2: lload 1
lconst_0
lcmp
ifle 13
3: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuPeriod:()J
lstore 3
start local 3 4: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuNumPeriods:()J
lstore 5
start local 5 5: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuUsage:()J
lstore 7
start local 7 6: lload 3
lconst_0
lcmp
ifle 12
lload 5
lconst_0
lcmp
ifle 12
lload 7
lconst_0
lcmp
ifle 12
7: getstatic java.util.concurrent.TimeUnit.MICROSECONDS:Ljava/util/concurrent/TimeUnit;
lload 3
lload 5
lmul
invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
lstore 9
start local 9 8: lload 7
l2d
lload 9
l2d
ddiv
dstore 11
start local 11 9: dconst_0
dload 11
invokestatic java.lang.Math.max:(DD)D
dstore 11
10: dconst_1
dload 11
invokestatic java.lang.Math.min:(DD)D
dstore 11
11: dload 11
dreturn
end local 11 end local 9 12: StackMap locals: com.sun.management.internal.OperatingSystemImpl long long long long
StackMap stack:
ldc -1.0
dreturn
end local 7 end local 5 end local 3 13: StackMap locals:
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.isCpuSetSameAsHostCpuSet:()Z
ifeq 15
14: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getCpuLoad0:()D
dreturn
15: StackMap locals:
StackMap stack:
aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getEffectiveCpuSetCpus:()[I
astore 3
start local 3 16: aload 3
ifnull 17
aload 3
arraylength
ifgt 18
17: StackMap locals: int[]
StackMap stack:
aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuSetCpus:()[I
astore 3
18: StackMap locals:
StackMap stack:
aload 3
ifnull 29
aload 3
arraylength
ifle 29
19: dconst_0
dstore 4
start local 4 20: aload 3
dup
astore 9
arraylength
istore 8
iconst_0
istore 7
goto 27
StackMap locals: com.sun.management.internal.OperatingSystemImpl long int[] double top int int int[]
StackMap stack:
21: aload 9
iload 7
iaload
istore 6
start local 6 22: aload 0
iload 6
invokevirtual com.sun.management.internal.OperatingSystemImpl.getSingleCpuLoad0:(I)D
dstore 10
start local 10 23: dload 10
dconst_0
dcmpg
ifge 25
24: ldc -1.0
dreturn
25: StackMap locals: com.sun.management.internal.OperatingSystemImpl long int[] double int int int int[] double
StackMap stack:
dload 4
dload 10
dadd
dstore 4
end local 10 end local 6 26: iinc 7 1
StackMap locals: com.sun.management.internal.OperatingSystemImpl long int[] double top int int int[]
StackMap stack:
27: iload 7
iload 8
if_icmplt 21
28: dload 4
aload 3
arraylength
i2d
ddiv
dreturn
end local 4 29: StackMap locals: com.sun.management.internal.OperatingSystemImpl long int[]
StackMap stack:
ldc -1.0
dreturn
end local 3 end local 1 30: StackMap locals:
StackMap stack:
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getCpuLoad0:()D
dreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 31 0 this Lcom/sun/management/internal/OperatingSystemImpl;
2 30 1 quota J
4 13 3 periodLength J
5 13 5 numPeriods J
6 13 7 usageNanos J
8 12 9 elapsedNanos J
9 12 11 systemLoad D
16 30 3 cpuSet [I
20 29 4 systemLoad D
22 26 6 cpu I
23 26 10 cpuLoad D
public double getProcessCpuLoad();
descriptor: ()D
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getProcessCpuLoad0:()D
dreturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/sun/management/internal/OperatingSystemImpl;
private boolean isCpuSetSameAsHostCpuSet();
descriptor: ()Z
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
ifnull 3
aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuSetCpus:()[I
ifnull 3
1: aload 0
getfield com.sun.management.internal.OperatingSystemImpl.containerMetrics:Ljdk/internal/platform/Metrics;
invokeinterface jdk.internal.platform.Metrics.getCpuSetCpus:()[I
arraylength
aload 0
invokevirtual com.sun.management.internal.OperatingSystemImpl.getHostOnlineCpuCount0:()I
if_icmpne 2
iconst_1
ireturn
StackMap locals:
StackMap stack:
2: iconst_0
ireturn
3: StackMap locals:
StackMap stack:
iconst_0
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/sun/management/internal/OperatingSystemImpl;
private native long getCommittedVirtualMemorySize0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getFreeMemorySize0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getFreeSwapSpaceSize0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getMaxFileDescriptorCount0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getOpenFileDescriptorCount0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getProcessCpuTime0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native double getProcessCpuLoad0();
descriptor: ()D
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native double getCpuLoad0();
descriptor: ()D
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getTotalMemorySize0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native long getTotalSwapSpaceSize0();
descriptor: ()J
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native double getSingleCpuLoad0(int);
descriptor: (I)D
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
MethodParameters:
Name Flags
cpuNum
private native int getHostConfiguredCpuCount0();
descriptor: ()I
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private native int getHostOnlineCpuCount0();
descriptor: ()I
flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
private static native void initialize0();
descriptor: ()V
flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
}
SourceFile: "OperatingSystemImpl.java"