Team, Below are the links which says it is a BUG in Google GUICE and It is fixed in next version .
https://stackoverflow.com/questions/6025089/guice-tomcat-potential-memory-leak https://github.com/google/guice/issues/288 I am using Java : *jdk1.8.0_102 and Tomcat : apache-tomcat-7.0.52* *Please let me know if my environment is not correct .* *Regards,* *Amarjeet Singh* <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> Virus-free. www.avast.com <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> On Sun, Mar 25, 2018 at 11:32 AM, Amarjeet Singh <[email protected]> wrote: > Hi Team, > > I am getting the below errors in TOMCAT if 30-50 users are trying to > logged in within 20 sec. > > Tomcat stops after these errors and I have to restart it every time. > > Remote OS : Windows 10 , Local OS : Windows 10 > > Guacamole-Client Version : Latest code from GIT > Guacamole-Server Version : Latest Code form GIT > > FreeRDP : Version 1.0.2 > > INFO: Starting ProtocolHandler ["ajp-bio-127.0.0.1-8009"] >> Mar 24, 2018 9:55:29 PM org.apache.catalina.startup.Catalina start >> INFO: Server startup in 5811 ms >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol pause >> INFO: Pausing ProtocolHandler ["http-bio-127.0.0.1-8080"] >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol pause >> INFO: Pausing ProtocolHandler ["ajp-bio-127.0.0.1-8009"] >> Mar 24, 2018 9:55:38 PM org.apache.catalina.core.StandardService >> stopInternal >> INFO: Stopping service Catalina >> Mar 24, 2018 9:55:38 PM org.apache.catalina.loader.WebappClassLoader >> clearReferencesThreads >> SEVERE: The web application [/guacamole-0.9.14] appears to have started >> a thread named [com.google.inject.internal.util.$Finalizer] but has >> failed to stop it. This is very likely to create a memory leak. >> Mar 24, 2018 9:55:38 PM org.apache.catalina.loader.WebappClassLoader >> checkThreadLocalMapForLeaks >> SEVERE: The web application [/ guacamole-0.9.14 ] created a ThreadLocal >> with key of type [com.google.inject.internal.InjectorImpl$1] (value >> [com.google.inject.internal.InjectorImpl$1@37cb77e0]) and a value of >> type [java.lang.Object[]] (value [[Ljava.lang.Object;@165d7330]) but >> failed to remove it when the web application was stopped. Threads are going >> to be renewed over time to try and avoid a probable memory leak. >> Mar 24, 2018 9:55:38 PM org.apache.catalina.loader.WebappClassLoader >> checkThreadLocalMapForLeaks >> SEVERE: The web application [/ guacamole-0.9.14 ] created a ThreadLocal >> with key of type [com.sun.xml.bind.v2.ClassFactory$1] (value >> [com.sun.xml.bind.v2.ClassFactory$1@490ea269]) and a value of type >> [java.util.WeakHashMap] (value [{class javax.xml.bind.annotation. >> W3CDomHandler=java.lang.ref.WeakReference@753c37f7}]) but failed to >> remove it when the web application was stopped. Threads are going to be >> renewed over time to try and avoid a probable memory leak. >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol stop >> INFO: Stopping ProtocolHandler ["http-bio-127.0.0.1-8080"] >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol stop >> INFO: Stopping ProtocolHandler ["ajp-bio-127.0.0.1-8009"] >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol destroy >> INFO: Destroying ProtocolHandler ["http-bio-127.0.0.1-8080"] >> Mar 24, 2018 9:55:38 PM org.apache.coyote.AbstractProtocol destroy >> INFO: Destroying ProtocolHandler ["ajp-bio-127.0.0.1-8009"] > > > I have tried with the fresh code from GIT ( with no modifications ) as > well but same error. > > Please advice what could I do ? > > > Thanks and Regards, > Amarjeet Singh > > > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> > Virus-free. > www.avast.com > <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> > <#m_-437813883249438917_DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> >
