public class org.terracotta.offheapstore.buffersource.TimingBufferSource implements org.terracotta.offheapstore.buffersource.BufferSource
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: org.terracotta.offheapstore.buffersource.TimingBufferSource
super_class: java.lang.Object
{
private static final org.slf4j.Logger LOGGER;
descriptor: Lorg/slf4j/Logger;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private final org.terracotta.offheapstore.buffersource.BufferSource delegate;
descriptor: Lorg/terracotta/offheapstore/buffersource/BufferSource;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final long slowNanos;
descriptor: J
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final long criticalNanos;
descriptor: J
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final boolean haltOnCritical;
descriptor: Z
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=1, locals=0, args_size=0
0: ldc Lorg/terracotta/offheapstore/buffersource/TimingBufferSource;
invokestatic org.slf4j.LoggerFactory.getLogger:(Ljava/lang/Class;)Lorg/slf4j/Logger;
putstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
return
LocalVariableTable:
Start End Slot Name Signature
public void <init>(org.terracotta.offheapstore.buffersource.BufferSource, long, java.util.concurrent.TimeUnit, long, java.util.concurrent.TimeUnit, boolean);
descriptor: (Lorg/terracotta/offheapstore/buffersource/BufferSource;JLjava/util/concurrent/TimeUnit;JLjava/util/concurrent/TimeUnit;Z)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=9, args_size=7
start local 0 start local 1 start local 2 start local 4 start local 5 start local 7 start local 8 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
putfield org.terracotta.offheapstore.buffersource.TimingBufferSource.delegate:Lorg/terracotta/offheapstore/buffersource/BufferSource;
2: aload 0
aload 4
lload 2
invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
putfield org.terracotta.offheapstore.buffersource.TimingBufferSource.slowNanos:J
3: aload 0
aload 7
lload 5
invokevirtual java.util.concurrent.TimeUnit.toNanos:(J)J
putfield org.terracotta.offheapstore.buffersource.TimingBufferSource.criticalNanos:J
4: aload 0
iload 8
putfield org.terracotta.offheapstore.buffersource.TimingBufferSource.haltOnCritical:Z
5: return
end local 8 end local 7 end local 5 end local 4 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lorg/terracotta/offheapstore/buffersource/TimingBufferSource;
0 6 1 source Lorg/terracotta/offheapstore/buffersource/BufferSource;
0 6 2 slow J
0 6 4 slowUnit Ljava/util/concurrent/TimeUnit;
0 6 5 critical J
0 6 7 criticalUnit Ljava/util/concurrent/TimeUnit;
0 6 8 haltOnCritical Z
MethodParameters:
Name Flags
source
slow
slowUnit
critical
criticalUnit
haltOnCritical
public java.nio.ByteBuffer allocateBuffer(int);
descriptor: (I)Ljava/nio/ByteBuffer;
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=8, args_size=2
start local 0 start local 1 0: invokestatic java.lang.System.nanoTime:()J
lstore 2
start local 2 1: aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.delegate:Lorg/terracotta/offheapstore/buffersource/BufferSource;
iload 1
invokeinterface org.terracotta.offheapstore.buffersource.BufferSource.allocateBuffer:(I)Ljava/nio/ByteBuffer;
astore 5
2: invokestatic java.lang.System.nanoTime:()J
lload 2
lsub
lstore 6
start local 6 3: lload 6
aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.criticalNanos:J
lcmp
iflt 10
4: aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.haltOnCritical:Z
ifeq 8
5: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is way too slow - attempting to halt VM to prevent swap depletion. Please review your -XX:MaxDirectMemorySize and make sure the OS has sufficient resources."
invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;)V
6: ldc "attempted VM halt"
invokestatic org.terracotta.offheapstore.buffersource.TimingBufferSource.commitSuicide:(Ljava/lang/String;)V
7: goto 12
8: StackMap locals: org.terracotta.offheapstore.buffersource.TimingBufferSource int long top java.nio.ByteBuffer long
StackMap stack:
getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is way too slow. Please review your -XX:MaxDirectMemorySize and make sure the OS has sufficient resources."
invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;)V
9: goto 12
StackMap locals:
StackMap stack:
10: lload 6
aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.slowNanos:J
lcmp
ifle 12
11: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is too slow - is the OS swapping?"
invokeinterface org.slf4j.Logger.warn:(Ljava/lang/String;)V
end local 6 12: StackMap locals:
StackMap stack:
aload 5
areturn
13: StackMap locals: org.terracotta.offheapstore.buffersource.TimingBufferSource int long
StackMap stack: java.lang.Throwable
astore 4
14: invokestatic java.lang.System.nanoTime:()J
lload 2
lsub
lstore 6
start local 6 15: lload 6
aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.criticalNanos:J
lcmp
iflt 22
16: aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.haltOnCritical:Z
ifeq 20
17: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is way too slow - attempting to halt VM to prevent swap depletion. Please review your -XX:MaxDirectMemorySize and make sure the OS has sufficient resources."
invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;)V
18: ldc "attempted VM halt"
invokestatic org.terracotta.offheapstore.buffersource.TimingBufferSource.commitSuicide:(Ljava/lang/String;)V
19: goto 24
20: StackMap locals: org.terracotta.offheapstore.buffersource.TimingBufferSource int long java.lang.Throwable top long
StackMap stack:
getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is way too slow. Please review your -XX:MaxDirectMemorySize and make sure the OS has sufficient resources."
invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;)V
21: goto 24
StackMap locals:
StackMap stack:
22: lload 6
aload 0
getfield org.terracotta.offheapstore.buffersource.TimingBufferSource.slowNanos:J
lcmp
ifle 24
23: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "Off heap memory allocation is too slow - is the OS swapping?"
invokeinterface org.slf4j.Logger.warn:(Ljava/lang/String;)V
end local 6 24: StackMap locals: org.terracotta.offheapstore.buffersource.TimingBufferSource int long java.lang.Throwable
StackMap stack:
aload 4
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 25 0 this Lorg/terracotta/offheapstore/buffersource/TimingBufferSource;
0 25 1 size I
1 25 2 beforeAllocationTime J
3 12 6 allocationDelay J
15 24 6 allocationDelay J
Exception table:
from to target type
1 2 13 any
MethodParameters:
Name Flags
size
private static void commitSuicide(java.lang.String);
descriptor: (Ljava/lang/String;)V
flags: (0x000a) ACC_PRIVATE, ACC_STATIC
Code:
stack=3, locals=2, args_size=1
start local 0 0: new java.lang.Thread
dup
invokedynamic run()Ljava/lang/Runnable;
Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
Method arguments:
()V
org/terracotta/offheapstore/buffersource/TimingBufferSource.lambda$0()V (6)
()V
invokespecial java.lang.Thread.<init>:(Ljava/lang/Runnable;)V
astore 1
start local 1 1: aload 1
iconst_1
invokevirtual java.lang.Thread.setDaemon:(Z)V
2: aload 1
invokevirtual java.lang.Thread.start:()V
3: new java.lang.Error
dup
aload 0
invokespecial java.lang.Error.<init>:(Ljava/lang/String;)V
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 msg Ljava/lang/String;
1 4 1 t Ljava/lang/Thread;
MethodParameters:
Name Flags
msg
private static void lambda$0();
descriptor: ()V
flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
Code:
stack=3, locals=1, args_size=0
0: iconst_m1
invokestatic java.lang.System.exit:(I)V
1: goto 4
StackMap locals:
StackMap stack: java.lang.SecurityException
2: astore 0
start local 0 3: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "SecurityException prevented system exit"
aload 0
invokeinterface org.slf4j.Logger.info:(Ljava/lang/String;Ljava/lang/Throwable;)V
end local 0 4: StackMap locals:
StackMap stack:
ldc 5000
invokestatic java.lang.Thread.sleep:(J)V
5: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "VM is in an unreliable state - please abort it!"
invokeinterface org.slf4j.Logger.error:(Ljava/lang/String;)V
6: goto 4
7: StackMap locals:
StackMap stack: java.lang.InterruptedException
pop
8: getstatic org.terracotta.offheapstore.buffersource.TimingBufferSource.LOGGER:Lorg/slf4j/Logger;
ldc "JVM Instability logger terminated by interrupt"
invokeinterface org.slf4j.Logger.info:(Ljava/lang/String;)V
9: return
LocalVariableTable:
Start End Slot Name Signature
3 4 0 ex Ljava/lang/SecurityException;
Exception table:
from to target type
0 1 2 Class java.lang.SecurityException
4 7 7 Class java.lang.InterruptedException
}
SourceFile: "TimingBufferSource.java"
InnerClasses:
public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles