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AutoScalingEventExecutorChooserFactory() — netty Function Reference

Architecture documentation for the AutoScalingEventExecutorChooserFactory() function in AutoScalingEventExecutorChooserFactory.java from the netty codebase.

Function java CommonUtil Concurrent

Entity Profile

Dependency Diagram

graph TD
  ee0e0ad8_8fca_c938_8fe4_3d22090bfe7a["AutoScalingEventExecutorChooserFactory()"]
  89513ff1_7570_ea60_1629_69d76191e92a["AutoScalingEventExecutorChooserFactory"]
  ee0e0ad8_8fca_c938_8fe4_3d22090bfe7a -->|defined in| 89513ff1_7570_ea60_1629_69d76191e92a
  style ee0e0ad8_8fca_c938_8fe4_3d22090bfe7a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

common/src/main/java/io/netty/util/concurrent/AutoScalingEventExecutorChooserFactory.java lines 107–130

    public AutoScalingEventExecutorChooserFactory(int minThreads, int maxThreads, long utilizationWindow,
                                                  TimeUnit windowUnit, double scaleDownThreshold,
                                                  double scaleUpThreshold, int maxRampUpStep, int maxRampDownStep,
                                                  int scalingPatienceCycles) {
        minChildren = ObjectUtil.checkPositiveOrZero(minThreads, "minThreads");
        maxChildren = ObjectUtil.checkPositive(maxThreads, "maxThreads");
        if (minThreads > maxThreads) {
            throw new IllegalArgumentException(String.format(
                    "minThreads: %d must not be greater than maxThreads: %d", minThreads, maxThreads));
        }
        utilizationCheckPeriodNanos = ObjectUtil.checkNotNull(windowUnit, "windowUnit")
                                                     .toNanos(ObjectUtil.checkPositive(utilizationWindow,
                                                                                       "utilizationWindow"));
        this.scaleDownThreshold = ObjectUtil.checkInRange(scaleDownThreshold, 0.0, 1.0, "scaleDownThreshold");
        this.scaleUpThreshold = ObjectUtil.checkInRange(scaleUpThreshold, 0.0, 1.0, "scaleUpThreshold");
        if (scaleDownThreshold >= scaleUpThreshold) {
            throw new IllegalArgumentException(
                    "scaleDownThreshold must be less than scaleUpThreshold: " +
                    scaleDownThreshold + " >= " + scaleUpThreshold);
        }
        this.maxRampUpStep = ObjectUtil.checkPositive(maxRampUpStep, "maxRampUpStep");
        this.maxRampDownStep = ObjectUtil.checkPositive(maxRampDownStep, "maxRampDownStep");
        this.scalingPatienceCycles = ObjectUtil.checkPositiveOrZero(scalingPatienceCycles, "scalingPatienceCycles");
    }

Domain

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Defined In

Source

Frequently Asked Questions

What does AutoScalingEventExecutorChooserFactory() do?
AutoScalingEventExecutorChooserFactory() is a function in the netty codebase, defined in common/src/main/java/io/netty/util/concurrent/AutoScalingEventExecutorChooserFactory.java.
Where is AutoScalingEventExecutorChooserFactory() defined?
AutoScalingEventExecutorChooserFactory() is defined in common/src/main/java/io/netty/util/concurrent/AutoScalingEventExecutorChooserFactory.java at line 107.

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