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nicktindallnicktindall
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Docker affinity test harness
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‎Dockerfile‎

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FROM openjdk:17
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COPY ./affinity/target/affinity-3.21ea84-SNAPSHOT-jar-with-dependencies.jar /app/
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COPY ./affinity/run.sh /app/
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WORKDIR /app
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ENTRYPOINT ["./run.sh"]

‎affinity/pom.xml‎

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~ limitations under the License.
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-->
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>net.openhft</groupId>
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<artifactId>java-parent-pom</artifactId>
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<version>1.1.29</version>
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<relativePath />
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<relativePath/>
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</parent>
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<artifactId>affinity</artifactId>
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<groupId>org.jetbrains</groupId>
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<artifactId>annotations</artifactId>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-simple</artifactId>
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</dependency>
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<dependency>
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<groupId>org.easymock</groupId>
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<artifactId>junit</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-simple</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>net.openhft</groupId>
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<artifactId>chronicle-test-framework</artifactId>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-assembly-plugin</artifactId>
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<version>3.3.0</version>
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<executions>
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<execution>
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<id>make-uber-jar</id>
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<phase>package</phase>
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<goals>
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<goal>single</goal>
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</goals>
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<configuration>
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<descriptorRefs>
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<descriptorRef>jar-with-dependencies</descriptorRef>
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</descriptorRefs>
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</configuration>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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<!-- todo remove once next parent pom is adopted -->

‎affinity/run.sh‎

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#!/bin/sh
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java -cp affinity-3.21ea84-SNAPSHOT-jar-with-dependencies.jar net.openhft.affinity.test.BindingTest $@
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‎affinity/src/main/java/net/openhft/affinity/test/BindingTest.java‎

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package net.openhft.affinity.test;
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import net.openhft.affinity.AffinityLock;
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public class BindingTest {
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public static void main(String[] args) {
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String cpuToBindTo = args.length > 0 ? args[0] : "last";
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System.out.println("Binding to " + cpuToBindTo);
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try (AffinityLock affinityLock = AffinityLock.acquireLock(cpuToBindTo)) {
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while (!Thread.currentThread().isInterrupted()) {
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// Do nothing, just busy wait
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}
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}
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}
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}

‎pom.xml‎

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~ limitations under the License.
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-->
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>net.openhft</groupId>
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<artifactId>root-parent-pom</artifactId>
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<version>1.2.13</version>
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<relativePath />
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<relativePath/>
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</parent>
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<artifactId>Java-Thread-Affinity</artifactId>

‎run-experiment.sh‎

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#!/bin/bash
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docker build -t affinity-ex .
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docker run -it --rm --cpuset-cpus=2,3 affinity-ex last

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