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提高Drools Fusion启动性能_Drools_Drools Fusion - Fatal编程技术网

提高Drools Fusion启动性能

提高Drools Fusion启动性能,drools,drools-fusion,Drools,Drools Fusion,我正在linux(openembedded)上运行Drools 7.10.0-FINAL Fusion(单核600MHz、512MB RAM、Java SE Embedded 1.8),并寻找改进Drools启动时间的方法。现在约为32秒,最好将其减半 我用kie maven插件构建的一个kjar模块中有一个.drl文件,其中包含两条简单规则,即mvn clean install-DgenerateModel=YES-e 启动会话作为 1 KieServices ks = KieServices

我正在linux(openembedded)上运行Drools 7.10.0-FINAL Fusion(单核600MHz、512MB RAM、Java SE Embedded 1.8),并寻找改进Drools启动时间的方法。现在约为32秒,最好将其减半

我用kie maven插件构建的一个kjar模块中有一个.drl文件,其中包含两条简单规则,即
mvn clean install-DgenerateModel=YES-e

启动会话作为

1 KieServices ks = KieServices.Factory.get();
2 //this is slower KieContainer kContainer = ks.getKieClasspathContainer();
3 ReleaseId releaseId = ks.newReleaseId("...", "KnowledgeBase", "1.0");
4 KieContainer kContainer = ks.newKieContainer(releaseId);
5 this.kieSession1 = kContainer.newKieSession();
我得到的时间

1  06:11:06,141 INFO  (ServiceDiscoveryImpl.java:107)  Loading kie.conf from  jar:!/META-INF/kie.conf in classloader sun.misc.Launcher$AppClassLoader@387f44
2  06:11:06,591 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.compiler.kie.builder.impl.KieServicesImpl
3  06:11:06,890 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.compiler.builder.impl.KnowledgeBuilderFactoryServiceImpl
4  06:11:06,969 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.core.io.impl.ResourceFactoryServiceImpl
5  06:11:07,065 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.core.marshalling.impl.MarshallerProviderImpl
6  06:11:07,120 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.core.concurrent.ExecutorProviderImpl   
7  06:11:07,140 INFO  (ServiceDiscoveryImpl.java:107)  Loading kie.conf from  jar:drools-model-compiler-7.10.0.Final.jar!/META-INF/kie.conf in classloader sun.misc.Launcher$AppClassLoader@387f44
8  06:11:07,280 INFO  (ServiceDiscoveryImpl.java:141)  Adding Service org.drools.modelcompiler.CanonicalKieModuleProvider
9  06:11:07,452 DEBUG (KieRepositoryImpl.java:89)      Cannot load a KieRepositoryScanner, using the DummyKieScanner
10 06:11:07,489 DEBUG (KieRepositoryImpl.java:130)     KieModule Lookup. ReleaseId KnowledgeBase:1.0 was not in cache, checking classpath
11 06:11:07,522 INFO  (KieRepositoryImpl.java:184)     Adding KieModule from classpath: file:KnowledgeBase-1.0.jar
12 06:11:07,788 DEBUG (ClasspathKieProject.java:397)   KieModule URL type=jar url=KnowledgeBase-1.0.jar
13 06:11:20,511 DEBUG (ClasspathKieProject.java:265)   Found and used pom.properties META-INF/maven/.../KnowledgeBase/pom.properties    
14 06:11:38,421 INFO  (RuleEngineModule.java:95)       KieSession started
大部分时间(日志条目7-13)花费在
KieContainer kContainer=ks.newKieContainer(releaseId)中


任何已知的技术或有根据的猜测如何加速kie容器的实例化?

在Maven工件中是否真的有规则?我认为以这种方式创建一个容器会尝试实际解决映射到该releaseId的Maven工件。