Riccardo Rotondo 13 年之前 Hi, nice guide. Thank you. I have a question. I have read many guides to optimize tomcat. Usually they suggest to add option -server in catalina.sh but you didn't metion. Why?Thanks for helpBye 请登录以投票。 以……回复 取消 Shuyang Zhou Riccardo Rotondo 13 年之前 This supposed to be general, not tie to any app-server. But since you are asking about tomcat, here are some tomcat only tricks you can do to improve GC.1)In conf/web.xml, set Jasper property genStrAsCharArray = false. This may seem a little odd, most people will tell you set it to true. But if you take a look at our StringBundler and JspFactorySwapper, you will see why.2)In conf/server.xml, add socketBuffer="-1" to your connector setting. This will trun off that connector's out going socket buffer. The upper logic has done all buffer, no need to buffer again.3)If you are using a newer version of tomcat which support Servlet Sepc2.5, in webapps/ROOT/WEB-INF/web.xml change the root element define to <web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/j2ee/web-app_2_5.xsd" version="2.5" metadata-complete="true">. This tells tomcat to skip JavaEE standard annotations dependency lookup, since liferay is not using them.With these 3 settings, you can see a significant GC difference. Try it yourself 请登录以投票。 以……回复 取消 Neon Liu Shuyang Zhou 13 年之前 Great post on jvm tuning 请登录以投票。 以……回复 取消 Riccardo Rotondo Shuyang Zhou 13 年之前 Thank you, I set parameter as you suggested. Despite the fact my server has only 4 GB RAM now it works better. Thank you very much for your help! 请登录以投票。 以……回复 取消 Riccardo Rotondo Riccardo Rotondo 13 年之前 Hi all. Can this option be used for Liferay 6.0.5 ?? I have just tried but I get this error: INFO: Server startup in 22550 ms11:35:45,699 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:45,703 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:49,196 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:49,197 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:53,370 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:53,372 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:57,071 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:57,072 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space11:35:59,656 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:59,657 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space 请登录以投票。 以……回复 取消 Shuyang Zhou Riccardo Rotondo 13 年之前 You should increase your perm space size to 256mb, liferay 60x has larger code base.-XX:MaxPermSize=256m 请登录以投票。 以……回复 取消
Shuyang Zhou Riccardo Rotondo 13 年之前 This supposed to be general, not tie to any app-server. But since you are asking about tomcat, here are some tomcat only tricks you can do to improve GC.1)In conf/web.xml, set Jasper property genStrAsCharArray = false. This may seem a little odd, most people will tell you set it to true. But if you take a look at our StringBundler and JspFactorySwapper, you will see why.2)In conf/server.xml, add socketBuffer="-1" to your connector setting. This will trun off that connector's out going socket buffer. The upper logic has done all buffer, no need to buffer again.3)If you are using a newer version of tomcat which support Servlet Sepc2.5, in webapps/ROOT/WEB-INF/web.xml change the root element define to <web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/j2ee/web-app_2_5.xsd" version="2.5" metadata-complete="true">. This tells tomcat to skip JavaEE standard annotations dependency lookup, since liferay is not using them.With these 3 settings, you can see a significant GC difference. Try it yourself 请登录以投票。 以……回复 取消 Neon Liu Shuyang Zhou 13 年之前 Great post on jvm tuning 请登录以投票。 以……回复 取消 Riccardo Rotondo Shuyang Zhou 13 年之前 Thank you, I set parameter as you suggested. Despite the fact my server has only 4 GB RAM now it works better. Thank you very much for your help! 请登录以投票。 以……回复 取消 Riccardo Rotondo Riccardo Rotondo 13 年之前 Hi all. Can this option be used for Liferay 6.0.5 ?? I have just tried but I get this error: INFO: Server startup in 22550 ms11:35:45,699 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:45,703 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:49,196 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:49,197 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:53,370 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:53,372 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:57,071 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:57,072 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space11:35:59,656 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:59,657 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space 请登录以投票。 以……回复 取消 Shuyang Zhou Riccardo Rotondo 13 年之前 You should increase your perm space size to 256mb, liferay 60x has larger code base.-XX:MaxPermSize=256m 请登录以投票。 以……回复 取消
Riccardo Rotondo Shuyang Zhou 13 年之前 Thank you, I set parameter as you suggested. Despite the fact my server has only 4 GB RAM now it works better. Thank you very much for your help! 请登录以投票。 以……回复 取消 Riccardo Rotondo Riccardo Rotondo 13 年之前 Hi all. Can this option be used for Liferay 6.0.5 ?? I have just tried but I get this error: INFO: Server startup in 22550 ms11:35:45,699 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:45,703 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:49,196 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:49,197 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:53,370 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:53,372 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:57,071 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:57,072 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space11:35:59,656 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:59,657 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space 请登录以投票。 以……回复 取消 Shuyang Zhou Riccardo Rotondo 13 年之前 You should increase your perm space size to 256mb, liferay 60x has larger code base.-XX:MaxPermSize=256m 请登录以投票。 以……回复 取消
Riccardo Rotondo Riccardo Rotondo 13 年之前 Hi all. Can this option be used for Liferay 6.0.5 ?? I have just tried but I get this error: INFO: Server startup in 22550 ms11:35:45,699 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:45,703 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:49,196 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:49,197 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:53,370 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:53,372 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space at java.lang.ClassLoader.defineClass(ClassLoader.java:632) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:134) at org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:66) at org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:628) at org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:144) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:329) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:551) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:488) at com.liferay.taglib.util.IncludeTag.include(IncludeTag.java:175)11:35:57,071 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:57,072 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space11:35:59,656 ERROR [IncludeTag:231] Current URL / generates exception: java.lang.OutOfMemoryError: PermGen space11:35:59,657 ERROR [IncludeTag:154] java.lang.OutOfMemoryError: PermGen space 请登录以投票。 以……回复 取消 Shuyang Zhou Riccardo Rotondo 13 年之前 You should increase your perm space size to 256mb, liferay 60x has larger code base.-XX:MaxPermSize=256m 请登录以投票。 以……回复 取消
Shuyang Zhou Riccardo Rotondo 13 年之前 You should increase your perm space size to 256mb, liferay 60x has larger code base.-XX:MaxPermSize=256m 请登录以投票。 以……回复 取消
Lulu Liu 12 年之前 Nice! Thanks! 请登录以投票。 以……回复 取消 Manish Kumar Jaiswal Lulu Liu DO Hung Thuan 11 年之前 HiI have poblem, i run liferay 6.0.6, when i run about 3 days, PS old gen memory to full 100%, i run GC anytime but not reducedI run: -XX:UseParallelOldGC. 请登录以投票。 以……回复 取消 Cosco SCJ 11 年之前 Good article.I need to increase my PermGen parameter to 256m.Now, sometimes i have this error: "Attempt to allocate stack guard pages failed newsize" Could you please help me? thanks 请登录以投票。 以……回复 取消 Muhammad Umer Zubair 10 年之前 Thanks for the very informative article. I have tried the settings with -Xmx 2048m, but apache does not startup. I have 8 gb ram and corei7 machine. Server starts up with 1048 memory settings. 请登录以投票。 以……回复 取消 (你) 9 年之前 [...] 5 tips for proper Java Heap size. Young Generation. Liferay JVM Tuning. How to Monitor Java Garbage Collection. Liferay Tips: Liferay Performance Tuning. Tuning Tomcat Performance For Optimum Speed... [...] Read More 请登录以投票。 以……回复 取消 Vishal Panchal 7 年之前 Excellent explanation, thanks for sharing - Vishal 请登录以投票。 以……回复 取消
Manish Kumar Jaiswal Lulu Liu DO Hung Thuan 11 年之前 HiI have poblem, i run liferay 6.0.6, when i run about 3 days, PS old gen memory to full 100%, i run GC anytime but not reducedI run: -XX:UseParallelOldGC. 请登录以投票。 以……回复 取消 Cosco SCJ 11 年之前 Good article.I need to increase my PermGen parameter to 256m.Now, sometimes i have this error: "Attempt to allocate stack guard pages failed newsize" Could you please help me? thanks 请登录以投票。 以……回复 取消 Muhammad Umer Zubair 10 年之前 Thanks for the very informative article. I have tried the settings with -Xmx 2048m, but apache does not startup. I have 8 gb ram and corei7 machine. Server starts up with 1048 memory settings. 请登录以投票。 以……回复 取消 (你) 9 年之前 [...] 5 tips for proper Java Heap size. Young Generation. Liferay JVM Tuning. How to Monitor Java Garbage Collection. Liferay Tips: Liferay Performance Tuning. Tuning Tomcat Performance For Optimum Speed... [...] Read More 请登录以投票。 以……回复 取消 Vishal Panchal 7 年之前 Excellent explanation, thanks for sharing - Vishal 请登录以投票。 以……回复 取消
DO Hung Thuan 11 年之前 HiI have poblem, i run liferay 6.0.6, when i run about 3 days, PS old gen memory to full 100%, i run GC anytime but not reducedI run: -XX:UseParallelOldGC. 请登录以投票。 以……回复 取消
Cosco SCJ 11 年之前 Good article.I need to increase my PermGen parameter to 256m.Now, sometimes i have this error: "Attempt to allocate stack guard pages failed newsize" Could you please help me? thanks 请登录以投票。 以……回复 取消
Muhammad Umer Zubair 10 年之前 Thanks for the very informative article. I have tried the settings with -Xmx 2048m, but apache does not startup. I have 8 gb ram and corei7 machine. Server starts up with 1048 memory settings. 请登录以投票。 以……回复 取消
(你) 9 年之前 [...] 5 tips for proper Java Heap size. Young Generation. Liferay JVM Tuning. How to Monitor Java Garbage Collection. Liferay Tips: Liferay Performance Tuning. Tuning Tomcat Performance For Optimum Speed... [...] Read More 请登录以投票。 以……回复 取消