com.facebook.buck.util.concurrent

Class ConcurrencyLimit

java.lang.Object

com.facebook.buck.util.concurrent.ConcurrencyLimit

public class ConcurrencyLimit
extends Object

Amalgamation of parameters that control how many jobs we can run at once.

Field Summary

Fields

Modifier and Type	Field and Description
ResourceAmounts	defaultAmounts Default resource amounts that job would require.
int	managedThreadCount Number of threads that Buck can manage and use them as worker threads.
ResourceAmounts	maximumAmounts Maximum resource amounts that are available on the system for all jobs to share.
ResourceAllocationFairness	resourceAllocationFairness
int	threadLimit Considered as number of build threads that are available for extensive computations.

Constructor Summary

Constructors

Constructor and Description
ConcurrencyLimit(int threadLimit, ResourceAllocationFairness resourceAllocationFairness, int managedThreadCount, ResourceAmounts defaultAmounts, ResourceAmounts maximumAmounts)

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

threadLimit

public final int threadLimit

Considered as number of build threads that are available for extensive computations.

resourceAllocationFairness

public final ResourceAllocationFairness resourceAllocationFairness

managedThreadCount

public final int managedThreadCount

Number of threads that Buck can manage and use them as worker threads. This number includes threadLimit value. The rest of the threads may be used for lightweight tasks, I/O blocking tasks, etc.

defaultAmounts

public final ResourceAmounts defaultAmounts

Default resource amounts that job would require.

maximumAmounts

public final ResourceAmounts maximumAmounts

Maximum resource amounts that are available on the system for all jobs to share.

Constructor Detail

ConcurrencyLimit

public ConcurrencyLimit(int threadLimit,
                        ResourceAllocationFairness resourceAllocationFairness,
                        int managedThreadCount,
                        ResourceAmounts defaultAmounts,
                        ResourceAmounts maximumAmounts)