IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

Hello, we are running a Tomcat 5.0.28 on W2k Server with 2 GB RAM and JVM 1.5.0_11-b03 which is mainly used as application server for (Axis-based) SOAP Services. From time to time our Tomcat blows up to use almost the whole available RAM and finally it crashes. In the logfile, we find the

Re: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

Stefan Rainer wrote: [...] SEVERE: An exception or error occurred in the container during the request processing java.lang.OutOfMemoryError: Java heap space Exception in thread http-16302-Processor151 java.lang.OutOfMemoryError: Java heap space Extract from configuration / status, if needed:

Re: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

Sorry, I was so shocked by the last info about 64 MB, that I missed what you wrote about the physical machine... Stefan Rainer wrote: Hello, we are running a Tomcat 5.0.28 on W2k Server with 2 GB RAM and JVM 1.5.0_11-b03 which is mainly used as application server for (Axis-based) SOAP

Resin to Tomcat migration(context name is null)

I am trying to migrate my application from Resin to Tomcat 6.0.18. The application runs fine, but my application context name(the context is created) is coming as null in Tomcat. I tried using context.xml but still I am facing the same problem. In Resin the equivalent configuration in resin.conf

Re: mod_jk 1.2.27 and an empty POST

Mladen Turk-3 wrote: Henk Fictorie wrote: Hi, I think that I've been bitten by a resolved bug in mod_jk 1.2.27. The changelog is describing this as: AJP13: Always send initial POST packet even if the client disconnected after sending request but before providing POST data. In that

Re: Resin to Tomcat migration(context name is null)

Abhi wrote: I am trying to migrate my application from Resin to Tomcat 6.0.18. The application runs fine, but my application context name(the context is created) is coming as null in Tomcat. How are you getting the context name? web-app id=/Foo root-directory=webapps/Foo/ Can someone

Re: Resin to Tomcat migration(context name is null)

Thanks Mark. I am getting the context name using the session object session.getServletContext().getServletContextName() On Mon, Dec 1, 2008 at 5:23 PM, Mark Thomas [EMAIL PROTECTED] wrote: Abhi wrote: I am trying to migrate my application from Resin to Tomcat 6.0.18. The application runs

j_security_check-behaviour - looking for workaround

Hi there, we're running some websites which are heavily framed (unfortunately) using IFrames. Authorization is done via FormBased Auth using Tomcat's built-in j_security_check-method. However, this is giving us some headaches when an application times out. As you may know, j_security_check

Re: Resin to Tomcat migration(context name is null)

This is an issue with the way getServletContextName() is implemented in Resin and Tomcat. In Tomcat this returns the display-name of the application where as in Resin it returns the URL prefix for the servlet context. Once I added a display name to my web application I am getting the context name

Re: Resin to Tomcat migration(context name is null)

I apologize for not being clear. The code is in the init method. On Mon, Dec 1, 2008 at 6:14 PM, André Warnier [EMAIL PROTECTED] wrote: Abhi wrote: This is an issue with the way getServletContextName() is implemented in Resin and Tomcat. In Tomcat this returns the display-name of the

Re: Resin to Tomcat migration(context name is null)

Abhi wrote: This is an issue with the way getServletContextName() is implemented in Resin and Tomcat. In Tomcat this returns the display-name of the application where as in Resin it returns the URL prefix for the servlet context. Once I added a display name to my web application I am getting the

Re: j_security_check-behaviour - looking for workaround

Gregor Schneider wrote: Now enlarge your personal karma and be so kind to post some suggestions, please ;) Try http://securityfilter.sourceforge.net/ -- Mikolaj Rydzewski [EMAIL PROTECTED] - To start a new topic, e-mail:

Re: Resin to Tomcat migration(context name is null)

Abhi wrote: I apologize for not being clear. The code is in the init method. Tomcat 6.x implements Servlet API 2.5. There's appropiate ServletContext#getContextPath() method: http://tinyurl.com/5scpfz . So you can use it from Filter#init() without any problems. -- Mikolaj Rydzewski

Re: Resin to Tomcat migration(context name is null)

Thanks a ton. On Mon, Dec 1, 2008 at 6:50 PM, Mikolaj Rydzewski [EMAIL PROTECTED] wrote: Abhi wrote: I apologize for not being clear. The code is in the init method. Tomcat 6.x implements Servlet API 2.5. There's appropiate ServletContext#getContextPath() method: http://tinyurl.com/5scpfz

Re: j_security_check-behaviour - looking for workaround

Hi Mikolaj, On Mon, Dec 1, 2008 at 1:50 PM, Mikolaj Rydzewski [EMAIL PROTECTED] wrote: Try http://securityfilter.sourceforge.net/ - the good news: Your karma has grown - the bad news: Since SecurityFilter does not support SingleSignOn, looks that I'm not able to use it without adapting the

AW: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

Hello Andre, thank you very much for your comments. We've modified the java heap memory configuration and will observe the system. Is there any possibiliy in Tomcat 5.0.28 to turn off session-persistence? I would like to avoid the creation of [catalina-home]\work\ . We don't use persistant

Re: j_security_check-behaviour - looking for workaround

Gregor Schneider wrote: - the bad news: Since SecurityFilter does not support SingleSignOn, looks that I'm not able to use it without adapting the code. Another thought: Might a customized JAAS-implementation be a solution? Since I haven't been dealing with JAAS yet - does anybody know a good

jvm cowardly refuses to print a thread dump

Hi, we have recently had some hangups of tomcat (5.5.20 on 1.6.05 on linux 2.6.18). The tomcats just stoped replying (all connections timeouted), but the strange thing was, that we were unable to create a thread dump (kill -QUIT pid was just ignored by the jvm). The machines were idling, no high

Memory consumption of Tomcat?

Hello, analyzing some memory problems I am wondering what's about the memory consumption for tomcat.exe shown in the windows task manager? - Java Heap size is configured as default (64MB) - tomcat uses 150 MB according to windows task manager (win 2000, tomcat running as service) - Addionally I

Re: AW: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

Stefan Rainer wrote: Hello Andre, thank you very much for your comments. We've modified the java heap memory configuration and will observe the system. Is there any possibiliy in Tomcat 5.0.28 to turn off session-persistence? I would like to avoid the creation of [catalina-home]\work\ . We

RE: Memory consumption of Tomcat?

From: Stefan Rainer [mailto:[EMAIL PROTECTED] Subject: Memory consumption of Tomcat? - Java Heap size is configured as default (64MB) Which is rather small for any serious work. What's up with the 150 MB RAM for tomcat.exe? The process memory space consists of a lot more than just the Java

RE: jvm cowardly refuses to print a thread dump

From: Leon Rosenberg [mailto:[EMAIL PROTECTED] Subject: jvm cowardly refuses to print a thread dump we were unable to create a thread dump (kill -QUIT pid was just ignored by the jvm). That's ugly. Sounds like either the OS failed to deliver the signal, or the JVM is locked up internally

Re: Memory consumption of Tomcat?

Stefan Rainer wrote: Hello, analyzing some memory problems I am wondering what's about the memory consumption for tomcat.exe shown in the windows task manager? - Java Heap size is configured as default (64MB) - tomcat uses 150 MB according to windows task manager (win 2000, tomcat running as

RE: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space

From: Stefan Rainer [mailto:[EMAIL PROTECTED] Subject: AW: IOException while loading persisted sessions / java.lang.OutOfMemoryError: Java heap space Is there any possibiliy in Tomcat 5.0.28 to turn off session-persistence? First, you should be aware that 5.0.28 is no longer supported. In

no jsp files will compile

Hi, I am trying to learn how to use jsp, tomcat and Java but I am having some problems getting any jsp pages to run for my webapp. I have java 1.5 installed and tomcat5.5 on a Ubuntu machine. I was able to configure tomcat to get my webapp running in the directory: /var/www/marlowe/ This

calculate memory

Hello: How I can calculate the memory that must use a Java application and the memory that I have to install to a tomcat server to function properly with that application. Bye

AW: Memory consumption of Tomcat?

Hello Andre, thx for your explanations and the hint with the jconsole tool. I am already monitoring with it ... @Chuck: Thank you for your commt. It would be important to be able to plan the memory consumption of an application in productive environment. Therefore I am trying to analyze the

RE: no jsp files will compile

From: marlowe [mailto:[EMAIL PROTECTED] Subject: no jsp files will compile I have java 1.5 installed and tomcat5.5 on a Ubuntu machine. Is this a real Tomcat (i.e., one downloaded from tomcat.apache.org), or is it a 3rd-party repackaged version? There are no end of problems with the

Re: calculate memory

Hi Alberto, I think this is merely try and error. Maybe jconsole would help as suggested by other people today. I personally have not used it before. Cheers. --- Creo que la única manera de averiguarlo es prueba y error. Hoy, ya varias personas han mencionado una utilidad que se llama jconsole,

RE: Memory consumption of Tomcat?

From: Stefan Rainer [mailto:[EMAIL PROTECTED] Subject: AW: Memory consumption of Tomcat? It would be important to be able to plan the memory consumption of an application in productive environment. The only way to reliably determine that is to actually run the application under load in an

Re: calculate memory

thanks... 2008/12/2 Pieter Temmerman [EMAIL PROTECTED] Hi Alberto, I think this is merely try and error. Maybe jconsole would help as suggested by other people today. I personally have not used it before. Cheers. --- Creo que la única manera de averiguarlo es prueba y error. Hoy, ya

RE: jvm cowardly refuses to print a thread dump

From: Caldarale, Charles R [mailto:[EMAIL PROTECTED] That's ugly. Sounds like either the OS failed to deliver the signal, or the JVM is locked up internally (probably the latter). That's rather what I was reckoning. I've had signal delivery fail before if all the threads were stuck in

Re: jvm cowardly refuses to print a thread dump

its very weird indeed. We had acted proactively on a tomcat which started to show same symptoms (cpu load going higher (35%) but users going down (means it replies slower than the other machines and the lb gives less traffic to it) and after checking the logs, sent the QUIT signal which worked

Re: [Http]ServletResponseWrapper.getOutputStream()

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Michael, Michael Ludwig wrote: [Handing out multiple objects] seems to have caused the effect observed, which was the absence of the HTML file included via RequestDispatcher.include() in both the buffer used to capture the response and the

Re: jvm cowardly refuses to print a thread dump

Leon Rosenberg schrieb: We assume that the other tomcats didn't produce any thread dumps because our trigger happy system admins just sent the kill -9 too soon after the kill -3, and the jvm was overloaded. Well it's a wild guess, but i have no better one yet (unless jvm really locked up

RE: jvm cowardly refuses to print a thread dump

From: Leon Rosenberg [mailto:[EMAIL PROTECTED] Subject: Re: jvm cowardly refuses to print a thread dump and two in at java.util.ArrayList.size(ArrayList.java:177) Just for grins, can you post the full stack trace for those two? (Or e-mail me the whole thing.) There's nothing unusual at

Re: j_secuity check and https

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Snaglefrac, Snaglefrac wrote: Now, when someone logs in they are using an unsecured login screen and there passwords are sent unencrypted. The solution! HTTPS, no sweat, i have this working to. The only problem I have is having the https and LDAP

Re: Question on Performance Tuning

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Vasanth, Vasanth Kumar ravi wrote: Chuck We tried using the jprobe to profile the application. Now we are trying out lighter profiler as the jprobe was a heavy one. Don't worry too much about the weight of the profiler: the whole point is to see

Re: Session affinity

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Chuck, Caldarale, Charles R wrote: From: Andrew Hole [mailto:[EMAIL PROTECTED] Subject: Re: Session affinity Is not very smart... There is some problem with that? I think so - without some intelligence in the load balancer, I don't think you

Re: mysql timeout

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Adam, AD wrote: I am trying to troubleshoot an error that seems to occur quite frequently with no real solution. I constantly see com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure in my application after the

Re: Deploying mysql-connector-java-5.1.7-bin.jar in /WEB-INF/lib

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Iñigo, Iñigo Mediavilla Saiz wrote: org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot load JDBC driver class 'org.gjt.mm.mysql.Driver' Others have answered your original question. Note that Connector/J has used the com.mysql.jdbc.Driver

Re: Filter and ServletResponseWrapper obligations

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Michael, Michael Ludwig wrote: But then, this is without any filters. Let's add a filter. included HTML before include after include This is wrong. The output order is mangled. What happened? Is this the filter you wrote in your other

RE: no jsp files will compile

Caldarale, Charles R wrote: From: marlowe [mailto:[EMAIL PROTECTED] Subject: no jsp files will compile I have java 1.5 installed and tomcat5.5 on a Ubuntu machine. Is this a real Tomcat (i.e., one downloaded from tomcat.apache.org), or is it a 3rd-party repackaged version? There are

RE: no jsp files will compile

From: marlowe [mailto:[EMAIL PROTECTED] Subject: RE: no jsp files will compile I installed it from ubuntu apt-get. Try installing a real Tomcat and see if the problem persists. Running Tomcat as root is really not recommended: http://wiki.apache.org/tomcat/FAQ/Security#Q3

RE: jvm cowardly refuses to print a thread dump

From: Peter Crowther [mailto:[EMAIL PROTECTED] Subject: RE: jvm cowardly refuses to print a thread dump Might the code have ended up with all threads stuck in OS calls? It feels a little unlikely, as I assume the JVM keeps a couple of threads for itself... Unlikely that everybody's off in

Re: Tomcat 6 unstable

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Michael, Michael Ludwig wrote: The very fact that object leak from one web app into another is a possibility seems to constitute a strong argument in favour of strict monitoring, be it only to shield oneself from errors that might be difficult to

What exactly happens when I configure a different host

Hi, I am trying to deploy a simple war file into a freshly downloaded tomcat 6.0.18. I noticed a strange behavior when I tried to configure a virtual host by changing the Host Name in server.xml from the default localhost to mydomain.com. The strange behavior goes like this 1. the web.xml

Re: Updating users

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Chuck, Caldarale, Charles R wrote: From: Prastein, Rebeccah H [mailto:[EMAIL PROTECTED] Subject: RE: Updating users There must be a way - Managing users is one of the things that the admin webapp does. The admin webapp had access to Tomcat's

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: What exactly happens when I configure a different host I noticed a strange behavior when I tried to configure a virtual host by changing the Host Name in server.xml from the default localhost to mydomain.com. If that's all you did, then you

Re: [OT] log4j FileAppenders not flushing

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Rebeccah, Prastein, Rebeccah H wrote: I'm hoping someone here can help me with this; I've searched all over the web, and any references to FileAppenders not flushing in the log4j lists get the response, not a log4j problem, must be your

RE: Updating users

From: Christopher Schultz [mailto:[EMAIL PROTECTED] Subject: Re: Updating users What the OP needs is to use a real user database instead of the tomcat-users.xml. Yes, Hassan already told her that, and that's what I tried to imply by suggesting she implement her own Realm. - Chuck THIS

j_security_check

I would like Tomcat to automatically redirect to a special session expiry notification page when a user session times out. I am currently using the meta tag to force redirection as follows: meta http-equiv=refresh content=${pageContext.session.maxInactiveInterval};url=sessionTimeout.jsp However,

Re: What exactly happens when I configure a different host

Thats exactly what I have. Here is the server.xml configuration - Service name=Tomcat-Standalone-Admin Connector port=80 protocol=HTTP/1.1 connectionTimeout=2 redirectPort=443 address=10.168.51.12/ Connector port=443

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: Re: What exactly happens when I configure a different host Thats exactly what I have. Good. Context path= docBase=admin-web Valve className=org.apache.catalina.valves.AccessLogValve

Re: What exactly happens when I configure a different host

I did these steps - 1. Renamed admin-web to ROOT. 2. made sure to delete existing ROOT folder that comes bundled with tomcat. 3. Added context.xml to webapps/ROOT/META-INF with contents being Context /Context 4. This is the error on restarting INFO: Marking servlet action as unavailable Dec 1,

compiling jakarta-tomcat-connectors-4.1.24-src

I downloaded jakarta-tomcat-connectors-4.1.24-src. But compilation gave me: /usr/ports/www/mod_webapp/work/jakarta-tomcat-connectors-4.1.24-src/weba pp/include/apr_network_io.h:121: error: syntax error before apr_uint32_t /usr/ports/www/mod_webapp/work/jakarta-tomcat-connectors-4.1.24-src/weba

Re: Manager app language

Michael Ludwig schrieb am 26.11.2008 um 20:57:12 (+0100): LC_MESSAGES or LC_ALL would be the ones to look out for. LC_CTYPE is for character classification. Watch out for LANG, which overrides everything else. I was mistaken here. LANG is *not* the one that overrides everything else. LANG is

Re: Tomcat 6 unstable

Christopher Schultz schrieb am 01.12.2008 um 16:16:49 (-0500): Michael Ludwig wrote: The very fact that object leak from one web app into another is a possibility seems to constitute a strong argument in favour of strict monitoring, be it only to shield oneself from errors that might be

RE: no jsp files will compile

Thanks for your help Chuck, I probably should have installed a 'real' version as you said but I did figure out the problem. Under the work directory, the directory for my webapp has it's permissions set to root. I don't know how this directory got created but, once I changed the permissions to

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: Re: What exactly happens when I configure a different host java.lang.ClassNotFoundException: com.psi.servlet.Log4jInitializerServlet So where is the class file for com.psi.servlet.Log4jInitializerServlet located? - Chuck THIS

Re: What exactly happens when I configure a different host

The thing is this servlet is not present at all. It is wrongly being referenced web.xml. The original point of my question was just that.. When I configure host name as localhost ( which is by default ) , tomcat doesnt throw error saying this class is not found. But When I change the host name to

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: Re: What exactly happens when I configure a different host The thing is this servlet is not present at all. Have you modified conf/web.xml at all? Delete everything under conf/Catalina to make sure there are no left-over Context elements

Re: What exactly happens when I configure a different host

Have you modified conf/web.xml at all? [No.. I have not modified web.xml, because the war I have deployed has its own web.xml ] Delete everything under conf/Catalina to make sure there are no left-over Context elements pointing to webapps somewhere. [I have done this. Same error even after that]

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: Re: What exactly happens when I configure a different host Here is the web.xml from my webapp - servlet servlet-nameaction/servlet-name servlet-classcom.psi.servlet.Log4jInitializerServlet/servlet-class init-param

Re: What exactly happens when I configure a different host

I extremely sorry for not being able to clarify to you. There is definitely a reference to the Log4jInitialiserservlet in my web.xml ( pasted above ). The servlet is missing in my jars/wars. . So i expect tomcat to throw error when it starts When tomcat starts with host name = localhost, it does

RE: What exactly happens when I configure a different host

From: Anand HS [mailto:[EMAIL PROTECTED] Subject: Re: What exactly happens when I configure a different host When tomcat starts with host name = localhost, it does NOT throw any error about missing class file. Sorry, now I understand your concern. Have you tried changing the Host name and

Re: Manager app language

Michael Ludwig wrote: Michael Ludwig schrieb am 26.11.2008 um 20:57:12 (+0100): LC_MESSAGES or LC_ALL would be the ones to look out for. LC_CTYPE is for character classification. Watch out for LANG, which overrides everything else. I was mistaken here. LANG is *not* the one that overrides

ISAPI_REDIRECT on AMD Opteron x64

Hello everybody, I have installed many, many servers with Windows 2003 R2 x64 and Intel CPUs and IIS and Tomcat with ISAPI Connector and it works great. But now I have a hosting server with an AMD Opteron Quad Core 1352 2 ,1Ghz CPU and installed Windows 2003 Server R2 Standard. I make the same

Re: What exactly happens when I configure a different host

Yes. I changed the Host Name and Engine defaultHost back to localhost and the error vanishes. However, it re appears when I give a different name than localhost. On Mon, Dec 1, 2008 at 10:14 PM, Caldarale, Charles R [EMAIL PROTECTED] wrote: From: Anand HS [mailto:[EMAIL PROTECTED]