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POHow to avoid minutes delay during Tomcat startup
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  1. POHow to avoid minutes delay during Tomcat startup
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    copied!<p>We're experiencing a significant delay during server startup of minutes on a number of production servers but cannot reproduce this in a test environment. Does anyone have any suggestions on how to debug or fix this? It happens on both Tomcat 6 and Tomcat 7</p> <p>Our setup is Tomcat 7 Spring 3.1.2 Hibernate 4.1.7 BoneCP 0.7.1 Mysql connection 5.1.23 New Relic</p> <p>It <strong>seems</strong> related to Bone CP</p> <pre><code>[MSA] DEBUG [2013-02-18 14:58:34,903] DefaultListableBeanFactory.invokeInitMethods(1498) | Invoking afterPropertiesSet() on bean with name 'dataSource' [MSA] DEBUG [2013-02-18 14:58:34,919] BoneCPDataSource.maybeInit(148) | JDBC URL = jdbc:mysql://1.1.1.1:3306/db_prod?createDatabaseIfNotExist=true&amp;amp;useUnicode=true&amp;amp;characterEncoding=utf-8&amp;amp;sessionVariables=FOREIGN_KEY_CHECKS=0, Username = xyz, partitions = 3, max (per partition) = 30, min (per partition) = 10, helper threads = 3, idle max age = 3 min, idle test period = 2 min [MSA] DEBUG [2013-02-18 15:01:11,474] DefaultListableBeanFactory.doGetBean(245) | Returning cached instance of singleton bean 'managerTx' </code></pre> <p>Our Bone CP setup is as follows</p> <pre><code>&lt;bean id="dataSource" class="org.springframework.jdbc.datasource.LazyConnectionDataSourceProxy"&gt; &lt;property name="targetDataSource"&gt; &lt;ref local="mainDataSource" /&gt; &lt;/property&gt; &lt;/bean&gt; &lt;bean id="mainDataSource" class="com.jolbox.bonecp.BoneCPDataSource" destroy-method="close"&gt; &lt;property name="driverClass" value="${jdbc.driverClassName}"/&gt; &lt;property name="jdbcUrl" value="${jdbc.url}"/&gt; &lt;property name="username" value="${jdbc.username}"/&gt; &lt;property name="password" value="${jdbc.password}"/&gt; &lt;property name="idleMaxAgeInMinutes" value="3"/&gt; &lt;property name="idleConnectionTestPeriodInMinutes" value="2"/&gt; &lt;property name="maxConnectionsPerPartition" value="30"/&gt; &lt;property name="minConnectionsPerPartition" value="10"/&gt; &lt;property name="partitionCount" value="3"/&gt; &lt;property name="acquireIncrement" value="2"/&gt; &lt;property name="statementsCacheSize" value="100"/&gt; &lt;property name="releaseHelperThreads" value="3"/&gt; &lt;/bean&gt; </code></pre> <p>Based on Mindas suggestion. Here's a stacktrace of what's happening during the wait</p> <pre><code>"pool-3-thread-1" prio=10 tid=0x00007fd26c004000 nid=0x5c7e runnable [0x00007fd2c4722000] java.lang.Thread.State: RUNNABLE at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.read(SocketInputStream.java:150) at java.net.SocketInputStream.read(SocketInputStream.java:121) at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:114) at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:161) at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:189) - locked &lt;0x00000000ccf12490&gt; (a com.mysql.jdbc.util.ReadAheadInputStream) at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:3049) at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:597) at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1084) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2465) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2498) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2283) - locked &lt;0x00000000ccf04310&gt; (a com.mysql.jdbc.JDBC4Connection) at com.mysql.jdbc.ConnectionImpl.&lt;init&gt;(ConnectionImpl.java:822) at com.mysql.jdbc.JDBC4Connection.&lt;init&gt;(JDBC4Connection.java:47) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:525) at com.mysql.jdbc.Util.handleNewInstance(Util.java:411) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:404) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:317) at java.sql.DriverManager.getConnection(DriverManager.java:579) at java.sql.DriverManager.getConnection(DriverManager.java:221) at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:256) at com.jolbox.bonecp.ConnectionHandle.obtainInternalConnection(ConnectionHandle.java:211) at com.jolbox.bonecp.ConnectionHandle.&lt;init&gt;(ConnectionHandle.java:170) at com.jolbox.bonecp.BoneCP.&lt;init&gt;(BoneCP.java:371) at com.jolbox.bonecp.BoneCPDataSource.maybeInit(BoneCPDataSource.java:150) at com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:112) at org.springframework.jdbc.datasource.LazyConnectionDataSourceProxy.afterPropertiesSet(LazyConnectionDataSourceProxy.java:163) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1514) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1452) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456) at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225) - locked &lt;0x00000000dc56d780&gt; (a java.util.concurrent.ConcurrentHashMap) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193) at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:322) at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:106) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1360) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1118) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456) at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225) - locked &lt;0x00000000dc56d780&gt; (a java.util.concurrent.ConcurrentHashMap) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291) </code></pre>
 

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