在linux下安装tomcat后启动后服务器没有响应，运行startup.sh后显示：
Using CATALINA_BASE: /home/gavin/apache-tomcat
Using CATALINA_HOME: /home/gavin/apache-tomcat
Using CATALINA_TMPDIR: /home/gavin/apache-tomcat/temp
Using JRE_HOME: /usr
Using CLASSPATH: /home/gavin/apache-tomcat/bin/bootstrap.jar:/home/gavin/apache-tomcat/bin/tomcat-juli.jar
Tomcat started.
catalina.out显示内容如下：
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Server version: Apache Tomcat/7.0.79
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Server built: Jun 26 2017 16:25:20 UTC
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Server number: 7.0.79.0
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: OS Name: Linux
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: OS Version: 3.19.0-39-generic
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Architecture: amd64
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Java Home: /usr/lib/jvm/java-7-openjdk-amd64/jre
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: JVM Version: 1.7.0_121-b00
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: JVM Vendor: Oracle Corporation
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: CATALINA_BASE: /home/gavin/apache-tomcat
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: CATALINA_HOME: /home/gavin/apache-tomcat
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.util.logging.config.file=/home/gavin/apache-tomcat/conf/logging.properties
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djdk.tls.ephemeralDHKeySize=2048
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.endorsed.dirs=/home/gavin/apache-tomcat/endorsed
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Dcatalina.base=/home/gavin/apache-tomcat
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Dcatalina.home=/home/gavin/apache-tomcat
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.VersionLoggerListener log
INFO: Command line argument: -Djava.io.tmpdir=/home/gavin/apache-tomcat/temp
Jul 11, 2017 9:34:24 PM org.apache.catalina.core.AprLifecycleListener lifecycleEvent
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/java/packages/lib/amd64:/usr/lib/x86_64-linux-gnu/jni:/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu:/usr/lib/jni:/lib:/usr/lib
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.Catalina load
SEVERE: Catalina.start
org.apache.catalina.LifecycleException: Failed to initialize component [StandardServer[8005]]
at org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:107)
at org.apache.catalina.startup.Catalina.load(Catalina.java:643)
at org.apache.catalina.startup.Catalina.load(Catalina.java:668)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:253)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:427)
Caused by: java.security.ProviderException: Could not initialize NSS
at sun.security.pkcs11.SunPKCS11.(SunPKCS11.java:223)
at sun.security.pkcs11.SunPKCS11.(SunPKCS11.java:103)
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:526)
at sun.security.jca.ProviderConfig$2.run(ProviderConfig.java:224)
at sun.security.jca.ProviderConfig$2.run(ProviderConfig.java:206)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.jca.ProviderConfig.doLoadProvider(ProviderConfig.java:206)
at sun.security.jca.ProviderConfig.getProvider(ProviderConfig.java:187)
at sun.security.jca.ProviderList.loadAll(ProviderList.java:282)
at sun.security.jca.ProviderList.removeInvalid(ProviderList.java:299)
at sun.security.jca.Providers.getFullProviderList(Providers.java:173)
at java.security.Security.getProviders(Security.java:456)
at org.apache.catalina.core.JreMemoryLeakPreventionListener.lifecycleEvent(JreMemoryLeakPreventionListener.java:437)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:388)
at org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:101)
... 8 more
Caused by: java.io.IOException: NSS initialization failed
at sun.security.pkcs11.Secmod.initialize(Secmod.java:223)
at sun.security.pkcs11.SunPKCS11.(SunPKCS11.java:218)
... 27 more
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 812 ms
Jul 11, 2017 9:34:24 PM org.apache.catalina.core.StandardService startInternal
INFO: Starting service Catalina
Jul 11, 2017 9:34:24 PM org.apache.catalina.core.StandardEngine startInternal
INFO: Starting Servlet Engine: Apache Tomcat/7.0.79
Jul 11, 2017 9:34:24 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory /home/gavin/apache-tomcat/webapps/host-manager
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /home/gavin/apache-tomcat/webapps/host-manager has finished in 606 ms
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory /home/gavin/apache-tomcat/webapps/examples
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /home/gavin/apache-tomcat/webapps/examples has finished in 402 ms
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory /home/gavin/apache-tomcat/webapps/docs
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /home/gavin/apache-tomcat/webapps/docs has finished in 61 ms
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory /home/gavin/apache-tomcat/webapps/manager
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /home/gavin/apache-tomcat/webapps/manager has finished in 75 ms
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory /home/gavin/apache-tomcat/webapps/ROOT
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /home/gavin/apache-tomcat/webapps/ROOT has finished in 59 ms
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol init
INFO: Initializing ProtocolHandler ["http-bio-8022"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["http-bio-8022"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol init
INFO: Initializing ProtocolHandler ["ajp-bio-8009"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol start
INFO: Starting ProtocolHandler ["ajp-bio-8009"]
Jul 11, 2017 9:34:25 PM org.apache.catalina.startup.Catalina start
INFO: Server startup in 1318 ms
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol pause
INFO: Pausing ProtocolHandler ["http-bio-8022"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol pause
INFO: Pausing ProtocolHandler ["ajp-bio-8009"]
Jul 11, 2017 9:34:25 PM org.apache.catalina.core.StandardService stopInternal
INFO: Stopping service Catalina
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol stop
INFO: Stopping ProtocolHandler ["http-bio-8022"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol stop
INFO: Stopping ProtocolHandler ["ajp-bio-8009"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol destroy
INFO: Destroying ProtocolHandler ["http-bio-8022"]
Jul 11, 2017 9:34:25 PM org.apache.coyote.AbstractProtocol destroy
INFO: Destroying ProtocolHandler ["ajp-bio-8009"]
