com.yahoo.vespa.model.container.DefaultThreadpoolProvider Maven / Gradle / Ivy
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.container;
import com.yahoo.container.bundle.BundleInstantiationSpecification;
import com.yahoo.container.handler.ThreadPoolProvider;
import com.yahoo.container.handler.ThreadpoolConfig;
import com.yahoo.osgi.provider.model.ComponentModel;
import com.yahoo.vespa.model.container.component.SimpleComponent;
/**
* Component definition for the jdisc default threadpool provider ({@link ThreadPoolProvider}).
*
* @author bjorncs
*/
class DefaultThreadpoolProvider extends SimpleComponent implements ThreadpoolConfig.Producer {
private final ContainerCluster cluster;
private final int defaultWorkerThreads;
DefaultThreadpoolProvider(ContainerCluster cluster, int defaultWorkerThreads) {
super(new ComponentModel(
BundleInstantiationSpecification.fromStrings(
"default-threadpool",
ThreadPoolProvider.class.getName(),
null)));
this.cluster = cluster;
this.defaultWorkerThreads = defaultWorkerThreads;
}
@Override
public void getConfig(ThreadpoolConfig.Builder builder) {
if (cluster instanceof ApplicationContainerCluster) {
// Core pool size of 2xcores, and max of 100xcores and using a synchronous Q
// This is the default pool used by both federation and generally when you ask for an Executor.
builder.corePoolSize(-2).maxthreads(-100).queueSize(0);
} else {
// Container clusters such as logserver, metricsproxy and clustercontroller
builder.corePoolSize(defaultWorkerThreads).maxthreads(defaultWorkerThreads).queueSize(50);
}
}
}