PROTECTED]
Sent: Sunday, August 14, 2005 7:39 PM
To: Tomcat Users List
Subject: Re: virtual host memory usage
I am sorry, what do you mean by host class loader? From what
I understand
there are 3 ways to load classes, /common/lib (used by
tomcat), shared/lib
(used by all applications
.
George Sexton
MH Software, Inc.
http://www.mhsoftware.com/
Voice: 303 438 9585
-Original Message-
From: Oleg [mailto:[EMAIL PROTECTED]
Sent: Sunday, August 14, 2005 7:39 PM
To: Tomcat Users List
Subject: Re: virtual host memory usage
I am sorry, what do you mean by host
: Oleg [mailto:[EMAIL PROTECTED]
Sent: Saturday, August 13, 2005 11:20 AM
To: Tomcat Users List
Subject: virtual host memory usage
Why running 100 virutal hosts in Tomcat takes up much more
memory than
running a 100 identical applications under one host? Is there
a way to
configure
Why running 100 virutal hosts in Tomcat takes up much more memory than
running a 100 identical applications under one host? Is there a way to
configure Tomcat to run both the same?
Thank you
Oleg
-user@jakarta.apache.org
Sent: Saturday, August 13, 2005 1:19 PM
Subject: virtual host memory usage
Why running 100 virutal hosts in Tomcat takes up much more memory than
running a 100 identical applications under one host? Is there a way to
configure Tomcat to run both the same?
Thank you
Oleg
[mailto:[EMAIL PROTECTED]
Sent: Saturday, August 13, 2005 11:20 AM
To: Tomcat Users List
Subject: virtual host memory usage
Why running 100 virutal hosts in Tomcat takes up much more
memory than
running a 100 identical applications under one host? Is there
a way to
configure Tomcat to run
Hi everyone,
I'm not quite sure where to post this problem - the tomcat, tapestry or
cayenne mailing list - but here goes...
I have an app built on the mentioned technologies. I click arround and
monitor the memory usage (using the Win task manager - good enough for
rough measurements
On Fri, Mar 18, 2005 at 07:43:41PM +0100, t.n.a. wrote:
: rough measurements). The memory usage seems to grow up to a 100 MB
: (Cayenne accesses a single table of about fifty attributes and a 1000
: rows - don't ask) and sometimes - I can't reproduce the problem now -
: the app brakes when
Hi.
I'm trying to build a Servlet to retrieve some memory information about tomcat.
I'm using Tomcat 5.5.7.
Which bean contains the jvm memory data?
Thanx
___
Roberto Cosenza
http://robcos.com
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Apache Version: 2.0.47
Tomcat Version: 4.1.29
Connector: mod_jk
Server: SunOS 5.9 Generic_112233-07 sun4u sparc SUNW,Ultra-250
Does Tomcat have a configurable maximum number of simultaneous connections
(ala Apache's MaxClients property)? If so, how/where is this value
configured?
If not, is the
To answer the first part of your question, you can configure the number
of request threads on a per-connector basis:
http://jakarta.apache.org/tomcat/tomcat-4.1-doc/config/coyote.html
http://jakarta.apache.org/tomcat/tomcat-4.1-doc/config/jk2.html
[EMAIL PROTECTED] 12/3/2004 1:55:39 PM
to do
some coding.
Yoav Shapira http://www.yoavshapira.com
-Original Message-
From: David Rickard [mailto:[EMAIL PROTECTED]
Sent: Friday, December 03, 2004 2:56 PM
To: [EMAIL PROTECTED]
Subject: Tomcat Connections And Memory Usage
Apache Version: 2.0.47
Tomcat Version: 4.1.29
Connector
Nandish Rudra wrote:
Hello Everyone,
I am writing about this error from yesterday. I used JProfiler to monitor my
memory usage. And am now sure that each and every static object is trashed
when the application is undeployed and the profiler shows that memory is
free and all instance of the objects
Hi,
LONG-snip /
Does anyone have any idea as to why this is happening?
Try looking at jvmstat
(http://developers.sun.com/dev/coolstuff/jvmstat/)
My own tests with show that its the permanent space of objects that
gets
filled up and not reclaimed after each reload.
Yup, that's as expected.
ECI Conference Call Services, LLC
-Original Message-
From: Joseph Shraibman [mailto:[EMAIL PROTECTED]
Sent: Wednesday, August 11, 2004 8:54 PM
To: Tomcat Users List
Subject: Re: FW: Memory Usage - Tomcat 5.0.25
Nandish Rudra wrote:
Hello Everyone,
I am writing about this error
Users List
Subject: Re: FW: Memory Usage - Tomcat 5.0.25
Nandish Rudra wrote:
Hello Everyone,
I am writing about this error from yesterday. I used JProfiler to monitor
my
memory usage. And am now sure that each and every static object is trashed
when the application is undeployed and the profiler shows
-Original Message-
From: QM [mailto:[EMAIL PROTECTED]
Sent: Tuesday, August 10, 2004 8:38 PM
To: Tomcat Users List
Subject: Re: FW: Memory Usage - Tomcat 5.0.25
On Tue, Aug 10, 2004 at 04:54:26PM -0400, Nandish Rudra wrote:
: I am writing about this error from yesterday. I used JProfiler
To: 'Tomcat Users List'
Subject: RE: FW: Memory Usage - Tomcat 5.0.25
Hello QM,
Thanks for your reply, it really cleared some things. First, tomcat has two
levels for memory - allocated vs. used. While allocated increases with every
spike by some amout and stays there, the used memor fluctuates
Nandish Rudra wrote:
Hello Everyone,
I am writing about this error from yesterday. I used JProfiler to monitor my
memory usage. And am now sure that each and every static object is trashed
when the application is undeployed and the profiler shows that memory is
free and all instance
Hello Everyone,
I am writing about this error from yesterday. I used JProfiler to monitor my
memory usage. And am now sure that each and every static object is trashed
when the application is undeployed and the profiler shows that memory is
free and all instance of the objects are GC'd
Hello Everyone,
I am writing about this error from yesterday. I used JProfiler to monitor my
memory usage. And am now sure that each and every static object is trashed
when the application is undeployed and the profiler shows that memory is
free and all instance of the objects are GC'd
On Tue, Aug 10, 2004 at 04:54:26PM -0400, Nandish Rudra wrote:
: I am writing about this error from yesterday. I used JProfiler to monitor my
: memory usage. And am now sure that each and every static object is trashed
: when the application is undeployed and the profiler shows that memory
is my problem. When I undeploy/remove an application, Tomcat does not
reclaim the memory being used by the web application and when the
application is re-deployed/re-installed a significant increase in memory is
seen. This increase is obviously the memory usage by the new instance of the
web application
is my problem. When I undeploy/remove an application, Tomcat does not
reclaim the memory being used by the web application and when the
application is re-deployed/re-installed a significant increase in memory is
seen. This increase is obviously the memory usage by the new instance of the
web application
It took the message a while to showup on the list so resent it with some
modification. please disregard the first message. The problem does happen on
Windows. I was looking at the wrong process.
NR
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To unsubscribe, e-mail:
anyways so to count on this behavior is not smart. It is
expected that every time you reload your webapp the overall memory usage
of the server will go up a bit, as not all objects are gone (for
example, if you have a static reference than the old classloader and
anything that references it strongly
by the webapp is
reclaimed, but in my case absolutely no memory is being reclaimed. For
example, say, i start tomcat and it starts with 30M initial memory usage
without the application. Now when i deploy the application the size jumps by
8M to 38M. As the app is undeploy and re-deploy the memory usage
I have a web application which I want to deploy
several times on one server, so that every customer
has his own instance.
How should I do this so that the memory footprint per
deployment is minimized?
A colleague suggested creating one .war file and
referencing this file in several
Hi,
please let me know how can i control the JVM memory usage in tomcat
Same as other java programs, using the java command-line options. See
for example JAVA_OPTS in $CATALINA_HOME/bin/catalina.sh, or search this
list's archives.
Yoav Shapira
This e-mail, including any attachments
Hi all
We've setup Tomcat to use a max of 256Mb. I've been tracking memory usage
using:
Runtime r = Runtime.getRuntime();
System.out.println(M: +r.maxMemory());
System.out.println(T: +r.totalMemory());
System.out.println(A: +r.freeMemory());
System.runFinalization();
System.gc
Hi,
We've setup Tomcat to use a max of 256Mb. I've been tracking memory
usage
using:
System.runFinalization();
System.gc();
Be aware that the above two lines are misleading, as they are
suggestions and not guaranteed to actually do anything.
What I've noticed is that the the 'T' value
on projected traffic)?
bort
Shapira, Yoav [EMAIL PROTECTED] wrote in message
news:[EMAIL PROTECTED]
Hi,
We've setup Tomcat to use a max of 256Mb. I've been tracking memory
usage
using:
System.runFinalization();
System.gc();
Be aware that the above two lines are misleading
system has enough,
consider running with a profiler to see if there are leaks or other
unnecessary memory usage patterns.
Yoav Shapira
This e-mail, including any attachments, is a confidential business communication, and
may contain information that is confidential, proprietary and/or privileged
bort wrote:
If System.runFinalization() and System.gc() are misleading... what should I
use instead, to force to garbage collection?
So, the amount of memory the JVM uses, will always increase? How do I get
it to decrease?
You can't get it to decrease, but if you have the memory large enough
Hi,
JDK1.5.0beta seems to have an improved garbage collection tuning
built
Care to elaborate or provide a reference? Thanks,
Yoav Shapira
Millennium Research Informatics
This e-mail, including any attachments, is a confidential business communication, and
may contain information that is
Shapira, Yoav wrote:
Hi,
JDK1.5.0beta seems to have an improved garbage collection tuning
built
Care to elaborate or provide a reference? Thanks,
http://java.sun.com/j2se/1.5.0/docs/relnotes/features.html#vm_selftune
Based on my own experience, doing various performance related
Hi,
Great, exactly what I wanted. Thanks,
Yoav Shapira
Millennium Research Informatics
-Original Message-
From: James Black [mailto:[EMAIL PROTECTED]
Sent: Monday, March 15, 2004 2:21 PM
To: Tomcat Users List
Subject: Re: Memory Usage
Shapira, Yoav wrote:
Hi,
JDK1.5.0beta seems
Thank you for the information!
James Black [EMAIL PROTECTED] wrote in message
news:[EMAIL PROTECTED]
bort wrote:
If System.runFinalization() and System.gc() are misleading... what should
I
use instead, to force to garbage collection?
So, the amount of memory the JVM uses, will always
, increase available memory (-Xmx) and repeat. If you
run out of memory but you're fairly sure your system has enough,
consider running with a profiler to see if there are leaks or other
unnecessary memory usage patterns.
Yoav Shapira
This e-mail, including any attachments, is a confidential
Hi all,
I m new to tomcat
please let me know how can i control the JVM memory usage in tomcat
where to edit..
thanks
akki
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I was wondering how the memory usage of Tomcat should compare in the
following two cases:
I have application a, b, c. Each application uses x.jar, y.jar and
z.jar.
Scenario 1:
Each application is deployed with the three jars under their respective
WEB-INF/lib directories.
Scenario 2:
Nothing
Hi,
Scenario 1:
Each application is deployed with the three jars under their respective
WEB-INF/lib directories.
Scenario 2:
Nothing is placed in the respective WEB-INF/lib directories. Rather the
three jars are placed in tomcat's common/lib directory.
Would the memory usage of tomcat differ
PROTECTED]
Sent: Wednesday, March 10, 2004 2:55 PM
To: Tomcat Users List
Subject: Memory Usage/Common Lib
I have application a, b, c. Each application uses x.jar, y.jar and
z.jar.
Scenario 1:
Each application is deployed with the three jars under their
respective
WEB-INF/lib
Every time that i reload a context (through the tomcat manager) the
memory usage of the tomcat grows up a bit, and it doesn't go down again.
Every time the context is reloaded the memory usage raises, until the
jvm begins to throw OutOfMemory errors. Then i have to restart tomcat
(of course
ChemInformatics
-Original Message-
From: Vitor Buitoni [mailto:[EMAIL PROTECTED]
Sent: Wednesday, February 04, 2004 6:58 AM
To: Tomcat Users List
Subject: Memory usage raises when reloading a context
Every time that i reload a context (through the tomcat manager) the
memory usage of the tomcat
Hello All,
I've searched the archives for this and while I've found related
information I haven't seen anything definitive.
I'm using jsvc to run Tomcat 5.0.16 as a daemon and after startup when
it's doing nothing it's using between 120 and 160 megs of physical
memory. This seems high to me.
to be reloadable.
My problem is that everytime the context is reloaded, top shows a memory
usage increase with about 2Mb, until tomcat runs out of memory.
What can I do ?
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Andrei Ivanov wrote:
I've created a context for my application and I used the manager to reload
the context and now I've configured the context to be reloadable.
First, start with using a profiler to ensure that your application
isn't leaking memory.
Look at
I've searched bugzilla, but there doesn't seem to be any bug filled about
something like this.
About using a profiler... could you recommend one ?
Thanks..
On Tue, 30 Dec 2003, James Black wrote:
Andrei Ivanov wrote:
I've created a context for my application and I used the manager to
About using a profiler... could you recommend one ?
JProfiler
JProbe
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Andrei Ivanov wrote:
I've searched bugzilla, but there doesn't seem to be any bug filled about
something like this.
About using a profiler... could you recommend one ?
JProfiler I like, mainly because of the cost, but also because it
integrates in well with Netbeans. g
Look at
On Tue, 30 Dec 2003, James Black wrote:
Andrei Ivanov wrote:
I've searched bugzilla, but there doesn't seem to be any bug filled about
something like this.
About using a profiler... could you recommend one ?
JProfiler I like, mainly because of the cost, but also because it
Howdy,
Look at http://nagoya.apache.org/bugzilla/show_bug.cgi?id=20758 and
see if that is your problem.
This may also help:
http://www.junlu.com/msg/38658.html
I clicked the above and surprisingly saw my own message ;)
Anyways, note that bug 20758 is filed against tomcat 4.1.24. There's no
So let's say that I have a web app that is slowly but surely leaking.
Eventually, I will get a java.lang.OutOfMemory error.
With how Tomcat is internally architected, or with how the JVM operates,
does this cause a problem for all other applications running under
Tomcat? Is there now no more
-
From: Mike Curwen [mailto:[EMAIL PROTECTED]
Sent: Wednesday, September 17, 2003 11:17 AM
To: [EMAIL PROTECTED]
Subject: Memory Usage, Leakage and java.lang.OutofMemory
So let's say that I have a web app that is slowly but surely leaking.
Eventually, I will get a java.lang.OutOfMemory error.
With how
]
Sent: Wednesday, September 17, 2003 5:18 PM
To: Tomcat Users List
Subject: RE: Memory Usage, Leakage and java.lang.OutofMemory
Once you get an OutOfMemoryError, your JVM is in an
unpredictable state and must be restarted.
This is not specific to tomcat. Reloading the
webapp will not do
The recently installed Tomcat 4.1.24 on startup takes about 60M of memory.
Is it my configuration. I have not noticed previous versions consuming so
much.
I have 6 or so applications in webapps - mainly struts - documentaion,
examples etc.
Using j2sdk1.4.0.
Regards
Hi,
I believe many other of you have encountered the high memory usage with
tomcat? Is there a way to decrease the amount the java processes use?
Furthermore, all the java processes are started under user root.
Is there a way to start the java processes under another user?
Any particular version
I believe many other of you have encountered the high memory usage with
tomcat? Is there a way to decrease the amount the java processes use?
yes, take a close look at the Tomcat configuration reference (Connectors)
Furthermore, all the java processes are started under user root
on Wed, 20 Aug 2003 15:55:50 +0200 (MET DST) Mipam [EMAIL PROTECTED]
wrote:
Hi,
[..]
Furthermore, all the java processes are started under user root.
Actually it's not up to java or tomcat.
Is there a way to start the java processes under another user?
su user -c path_to_executable
or
Howdy,
Yann Cébron [mailto:[EMAIL PROTECTED], said:
Regarding TC versions: always try to stay as up to date as possible - there
are lot of continuos improvements regarding speed, stability, memory
consumption and of cause fixed bugs. Additionally, TC5 has seen a lot of
improvements regarding
Is there a quick and easy way to figure out the actual memory use of everything
related to the tomcat server?
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Checkout jvmstat on http://developers.sun.com/techtopics/emergingtech/
-Original Message-
From: Luc Foisy [mailto:[EMAIL PROTECTED]
Sent: Thursday, July 10, 2003 3:19 PM
To: Tomcat User List (E-mail)
Subject: Memory usage
Is there a quick and easy way to figure out the actual
Hi,
You could turn on verbose garbage collection and it will give you
detailed info on the gc'ing. It will show you how much memory it is
using... like a kinda before the collection and after the collection
reading. This isn't something you want to run in production (for a long
time at least).
I use 'ps' to figure it out (are you using linux?)
I do something like:
ps aux | grep tomcat
i grep tomcat because that is the user my tomcat runs
as... you could also use 'top'
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this was helpful,
Regards,
Will Hartung
([EMAIL PROTECTED])
- Original Message -
From: Turoff, Steve [EMAIL PROTECTED]
To: Will Hartung [EMAIL PROTECTED]
Sent: Tuesday, January 14, 2003 10:07 AM
Subject: RE: Memory Usage and Garbage Collection
Will,
I too am experiencing memory
much for your help.
Steve
-Original Message-
From: Will Hartung [mailto:[EMAIL PROTECTED]]
Sent: Friday, January 03, 2003 4:54 PM
To: Tomcat Users List
Subject: Re: Memory Usage and Garbage Collection
From: Brandon Cruz [EMAIL PROTECTED]
Sent: Friday, January 03, 2003 2:23 PM
Hi all,
I have installed jdk1.3/apache1.3.27/tomcat4.1.12 in RH Linux 7.1..
If I see the process most of the memory more than 80% is occupied by jdk1.3
and so the system is slow and sites which are running there is slowwhat
may be the reason
thanks in advance
Regards
Laxmikanth M S
Off :
:[LAXMIAKNTH] - MEMORY USAGE
Hi all,
I have installed jdk1.3/apache1.3.27/tomcat4.1.12 in RH Linux 7.1..
If I see the process most of the memory more than 80% is occupied by jdk1.3
and so the system is slow and sites which are running there is slowwhat
may be the reason
thanks in advance
Regards
the outofmemory error.
saurabh
[EMAIL PROTECTED] 01/04/03 01:12AM
On Fri, 3 Jan 2003, Saurabh Arora wrote:
Date: Fri, 03 Jan 2003 02:33:17 -0700
From: Saurabh Arora [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Subject: RE: Memory Usage and Garbage
So the instance, and it's string, can still be GC'd, right?
Nope.
There is still a live reference to each OtherObject instance sitting in
the static HashMap cache. Therefore, this instance cannot be GC'd, even
though *you* have released your own reference to it. And, if the
OtherObject class
Hi Craig,
please see intermixed.
On 2 Jan 2003 at 18:18, Craig R. McClanahan wrote:
Instances can be garbage collected IF AND ONLY IF there are no
live references to that object in a static/instance/local
variable of some other object that is also in memory. Only
instances that are no
Just wanted to know, does the current implementation of tomcat 4.1.18
also has the same problem of keeping the jsp's
in memory. or it was only present in 4.0.4
saurabh
[EMAIL PROTECTED] 01/03/03 02:26PM
Hi Craig,
please see intermixed.
On 2 Jan 2003 at 18:18, Craig R. McClanahan wrote:
Hi,
There's clearly some misconceptions on the topic of garbage collection
;) These questions come up very often it seems, on this list and
others.
Please consider the following service() or doGet() or so of a
servlet:
public void service(ServletRequest request, ServletResponse
response)
Hi thank you,
your reply calms me down again. I guess I got a bit confused by
the preceding discussion.
Andreas
On 3 Jan 2003 at 8:59, Shapira, Yoav wrote:
Hi,
There's clearly some misconceptions on the topic of garbage
collection ;) These questions come up very often it seems, on
this
On Fri, 3 Jan 2003, Andreas Probst wrote:
Hi Craig,
please see intermixed.
On 2 Jan 2003 at 18:18, Craig R. McClanahan wrote:
Instances can be garbage collected IF AND ONLY IF there are no
live references to that object in a static/instance/local
variable of some other object that
On Fri, 3 Jan 2003, Saurabh Arora wrote:
Date: Fri, 03 Jan 2003 02:33:17 -0700
From: Saurabh Arora [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Subject: RE: Memory Usage and Garbage Collection
Just wanted to know, does the current implementation
Hi Craig,
thank you very much for this complete explanation. That's
perfectly understandable and the GC-behaviour which I had
expected before. I must have understood something wrong in this
thread's discussion, which went on yesterday.
Again, thank you very much for your helpful responses
created will take up all the available RAM. Is
this correct?
Brandon
-Original Message-
From: Craig R. McClanahan [mailto:[EMAIL PROTECTED]]
Sent: Friday, January 03, 2003 1:43 PM
To: Tomcat Users List
Subject: RE: Memory Usage and Garbage Collection
On Fri, 3 Jan 2003, Saurabh
From: Brandon Cruz [EMAIL PROTECTED]
Sent: Friday, January 03, 2003 2:23 PM
Subject: RE: Memory Usage and Garbage Collection
1)For every single request to a servlet or JSP page, a new instance of
that
class is created? For example, if there is one JSP page and ten people
access that one
On Fri, 3 Jan 2003, Brandon Cruz wrote:
Date: Fri, 3 Jan 2003 16:23:24 -0600
From: Brandon Cruz [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED],
[EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: RE: Memory Usage and Garbage Collection
Craig,
From
: Fri, 3 Jan 2003 16:23:24 -0600
From: Brandon Cruz [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED],
[EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: RE: Memory Usage and Garbage Collection
Craig,
From what you have been saying...
1)For every single request
Instead, you'd want to use a single JSP page for each basic *style*
of output (essentially the JSP page would be a formatting template)
that pulls in the unique information for a particular report (from
the database, from XML, or whatever) dynamically.
For example, with the web site for The
There is still a live reference to each OtherObject instance sitting in
the static HashMap cache.
there is no way to ***ever*** GC this instance
Another example of a similar memory leak is the File.deleteOnExit method.
It should not be used without extreme care and understanding in a server
Hi,
When I run top command on linux, it is showing memory usage of java process is
two times more than what java heap is taking, I got java heap size inside java program
using Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
I didn't understand why it is showing
enough memory to support that without having to use swap space.
The problem occurs when the memory usage number before the - gets up to
about 130. The system is using swap space and eventually out of memory
errors start showing up.
Any ideas? More Ram, more tuning, different site architecture
On Thu, 2 Jan 2003, Brandon Cruz wrote:
Date: Thu, 2 Jan 2003 16:16:23 -0600
From: Brandon Cruz [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED],
[EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: Memory Usage and Garbage Collection
Do loaded jsp
List; [EMAIL PROTECTED]
Subject: Re: Memory Usage and Garbage Collection
On Thu, 2 Jan 2003, Brandon Cruz wrote:
Date: Thu, 2 Jan 2003 16:16:23 -0600
From: Brandon Cruz [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED],
[EMAIL PROTECTED]
To: Tomcat Users List [EMAIL
: Friday, January 03, 2003 1:12 AM
Subject: Re: Memory Usage and Garbage Collection
On Thu, 2 Jan 2003, Brandon Cruz wrote:
Date: Thu, 2 Jan 2003 16:16:23 -0600
From: Brandon Cruz [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED],
[EMAIL PROTECTED]
To: Tomcat Users List
On Thu, 2 Jan 2003, Brandon Cruz wrote:
Date: Thu, 2 Jan 2003 19:04:55 -0600
From: Brandon Cruz [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Subject: RE: Memory Usage and Garbage Collection
Craig,
Thanks for your comments, I still have a few
On Fri, 3 Jan 2003, Julian Löffelhardt wrote:
Date: Fri, 3 Jan 2003 02:01:58 +0100
From: Julian Löffelhardt [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: Re: Memory Usage and Garbage Collection
Looking at the jasper
Hi all,
Earlier I installed tomcat3.3.1 with apache1.3.27 ...the performance of the
machine was better...
Now I have installed Tomcat4.1.12 with apache1.3.27 the system Memory usage
is full and almost it hangsis this the problem with tomcat4.1.12...do i
need to do some extra setting to improve
This is probably a more general java question:
My long-running Tomcat processes become huge. I have the max heap set
to -Xmx512m, yet after a day or so the virtual size of java reaches
upwards of 2GB, and the resident size sometimes exceeds 1GB. Shouldn't
I get OutOfMemoryErrors sooner? If
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-Original Message-
From: Schnitzer, Jeff [mailto:[EMAIL PROTECTED]]
Sent: 04 December 2002 12:59
To: [EMAIL PROTECTED]
Subject: Memory usage
: RE: Memory usage?
you using JDBC?
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Hi,
OptimizeIt 5.0, the newest, claims to be able to display this sort of
thing, if your servlets are each a different class, which is normally
the case. But keep in mind all you'll see, with any of today's tools
that I know of, is the memory usage of the servlet instance itself, not
including
Any clues/pointers to get this info!
-Sriram
-Original Message-
From: Sriraman.R [mailto:[EMAIL PROTECTED]]
Sent: Friday, November 22, 2002 7:18 PM
To: Tomcat Users List
Subject: Displaying servlets and its memory usage
hi all,
I have tomcat 3.2.4 and few servlets running. I
ember 22, 2002 7:18 PM
To: Tomcat Users List
Subject: Displaying servlets and its memory usage
hi all,
I have tomcat 3.2.4 and few servlets running. I want to see the memory
usage of each serlvet
running. However I get memory hogging often. I would like to find which
servlet is causing this
hi all,
I have tomcat 3.2.4 and few servlets running. I want to see the memory
usage of each serlvet
running. However I get memory hogging often. I would like to find which
servlet is causing this problem.
Is there a tool/java program to dump each servlet and its memory usage
.
thanks,
David
[EMAIL PROTECTED] on 10/24/2002 03:47:45 PM
Please respond to Tomcat Users List [EMAIL PROTECTED]
To:Tomcat Users List [EMAIL PROTECTED]
cc:
Subject:Tomcat memory usage
Hi.
Would anyone be able to explain some details about Tomcat memory usage when
it is being
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