ot; <[EMAIL PROTECTED]>
Sent: Friday, October 24, 2003 1:35 PM
Subject: RE: tomcat jitters, then hangs - please help
> Hi all,
>
> Just an update on issues we were experiencing when running Tomcat on Red
Hat
> 9.
>
> As mentioned previously in this thread, the problem
ira, Yoav [mailto:[EMAIL PROTECTED]
> Sent: 15 October 2003 14:07
> To: Tomcat Users List
> Subject: RE: tomcat jitters, then hangs - please help
>
>
>
> Howdy,
> Cool, please keep us updated ;) I want these linux questions better
> documented in the list archives ;)
&g
Nice, and at least you got the speed to post issue sorted..
-Original Message-
From: Ryan Lissack [mailto:[EMAIL PROTECTED]
Sent: 24 October 2003 12:35
To: 'Tomcat Users List'
Subject: RE: tomcat jitters, then hangs - please help
Hi all,
Just an update on issues we were ex
: RE: tomcat jitters, then hangs - please help
Howdy,
Cool, please keep us updated ;) I want these linux questions better
documented in the list archives ;)
Yoav Shapira
Millennium ChemInformatics
>-Original Message-
>From: Noam Camiel [mailto:[EMAIL PROTECTED]
>Sent:
ot;'Tomcat Users List'" <[EMAIL PROTECTED]>
Sent: Tuesday, October 21, 2003 10:54 AM
Subject: RE: tomcat jitters, then hangs - please help
Excellent news Noam.. Our testing (LD_ASSUME_KERNEL=2.4.1) is in progress
but too early to confirm anything. Another option is to stick with th
ot;
https://rhn.redhat.com/errata/RHBA-2003-136.html
If anyone tests this please drop the list a mail..
Cheers
Euan
-Original Message-
From: Remy Maucherat [mailto:[EMAIL PROTECTED]
Sent: 20 October 2003 14:32
To: Tomcat Users List
Subject: Re: tomcat jitters, then hangs - please help
Noam Ca
> I believe that I am having the same problem with IBMJava,
Be careful that, according to IBM documentation, 1.4.0 and 1.4.1 do NOT handle the
libpthread so-called optimizations the same way. Please give your version of the Jvm,
thanks.
François.
21000
Daniel Gibby
-Message d'origine-
De : Zhao Hui [mailto:[EMAIL PROTECTED]
Envoyé : mardi 21 octobre 2003 01:35
À : Tomcat Users List
Objet : Re: tomcat jitters, then hangs - please help
Hi folks,
We encountered the same problem where tomcat on our linux box will
hang
occasion
> -Message d'origine-
> De : Zhao Hui [mailto:[EMAIL PROTECTED]
> Envoyé : mardi 21 octobre 2003 01:35
> À : Tomcat Users List
> Objet : Re: tomcat jitters, then hangs - please help
>
> Hi folks,
>
> We encountered the same problem where tom
gt;
Sent: Tuesday, October 21, 2003 12:45 AM
Subject: RE: tomcat jitters, then hangs - please help
Hi,
LD_ASSUME_KERNEL
> > Problem: Tomcat Server becomes unresponsive to new requests after
> several
> > hours, regardless of load.
> > OS RH9; Tomcat 4 or 5; VM Sun or IBM (J
Hi,
LD_ASSUME_KERNEL
> > Problem: Tomcat Server becomes unresponsive to new requests after
> several
> > hours, regardless of load.
> > OS RH9; Tomcat 4 or 5; VM Sun or IBM (JDK 1.4)
> > Solve: (tcsh): setenv LD_ASSUME_KERNEL 2.2.5
[...]
> Q: would the assume kernel 2.4 work as well ? I believe i
Noam Camiel wrote:
Hi folks,
A week's gone by and all seems fine. Server is stable and working properly.
Thanks for all who helped out! Ryan, Remi Yoav and Arthur, many thanks.
It may be a good idea to document this for others who may stumble over this
problem.
All the best
Noam Camiel
Details:
P
>From: Noam Camiel [mailto:[EMAIL PROTECTED]
>Sent: Monday, October 20, 2003 7:37 AM
>To: Tomcat Users List
>Subject: Re: tomcat jitters, then hangs - please help
>
>Hi folks,
>A week's gone by and all seems fine. Server is stable and working
>properly.
>Thanks f
" <[EMAIL PROTECTED]>
Sent: Wednesday, October 15, 2003 3:06 PM
Subject: RE: tomcat jitters, then hangs - please help
Howdy,
Cool, please keep us updated ;) I want these linux questions better
documented in the list archives ;)
Yoav Shapira
Millennium ChemInformatics
>-Original
Shapira, Yoav wrote:
Howdy,
Cool, please keep us updated ;) I want these linux questions better
documented in the list archives ;)
Given that RH 9 / HTTP/1.1 seems a fairly common configuration, this
should be added to the known issues and the FAQ if confirmed.
Since there are three options, I
idge; Tomcat Users List
>Subject: Re: tomcat jitters, then hangs - please help
>
>Hi Euan
>
>Please note the server is now up for 48 hours strait.
>The change I've made is I've set LD_ASSUME_KERNEL to 2.2.5
>I will update again in another 48 hours or if the server ha
t; <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, October 15, 2003 9:42 AM
Subject: FW: tomcat jitters, then hangs - please help
> Hi Noam,
>
> I work with Ryan on tomcat issues. I would be grateful if you would let me
> know if your tomcat installation is *s
Hi,
On Friday, October 10, 2003 11:09 AM "Ryan Lissack"
<[EMAIL PROTECTED]> wrote:
> Remy pointed out to me previously that RH9 uses a new form of threading
and
> based on this we have done some investigation.
>
> RH9 uses NTPL (Native POSIX Thread Library)
> http://www.redhat.com/docs/manuals/l
o far. Jetty is very fast and about 1/3 the memory footprint.
Good luck.
-Original Message-
From: Noam Camiel [mailto:[EMAIL PROTECTED]
Sent: Monday, April 07, 2003 5:09 AM
To: Tomcat Users List
Subject: Re: tomcat jitters, then hangs - please help
On Thursday, October 09, 2003 10:39 PM
ion a period of about a day before an incident.
Thanks, let me know if there's any news.
Regards,
Noam
- Original Message -
From: "Remy Maucherat" <[EMAIL PROTECTED]>
To: "Tomcat Users List" <[EMAIL PROTECTED]>
Sent: Thursday, October 09, 2003 10:39 P
ack [mailto:[EMAIL PROTECTED]
>Sent: Friday, October 10, 2003 5:09 AM
>To: 'Tomcat Users List'
>Subject: RE: tomcat jitters, then hangs - please help
>
>Hi Noam,
>
>Remy pointed out to me previously that RH9 uses a new form of threading
and
>based on this we h
lto:[EMAIL PROTECTED]
Sent: 04 April 2003 18:36
To: Tomcat Users List
Subject: Re: tomcat jitters, then hangs - please help
On Thursday, October 09, 2003 5:11 PM "Ryan Lissack"
<[EMAIL PROTECTED]> wrote:
> Hi Noam,
>
> We have experienced similar problems. You will notice in
Noam Camiel wrote:
On Thursday, October 09, 2003 5:11 PM "Ryan Lissack"
<[EMAIL PROTECTED]> wrote:
Hi Noam,
We have experienced similar problems. You will notice in the thread dump
that there is no thread from the connectors thread pool waiting on an
accept
I see your what you mean, I compared
Arthur Veinstein wrote:
Noam,
I suspect that the tomcat doesn't hangs but rather you reach the max TCP
connection that your server accepts.
The best will be to write a small program you run by calling a servlet which
write to the output "I'm a live" every 10 min.
Run the program after you restart t
Hiya,
> On Wednesday, October 01, 2003 5:53 PM "Shapira, Yoav"
<[EMAIL PROTECTED]> Wrote:
>
> It seems you also have a JK connector setup: let's try to reduce the
> variables by running tomcat standalone with only one Coyote connector.
> Disable the JK/JK2/whatever connectors to Apache, especial
Shapira, Yoav wrote:
Howdy,
At that time, if you send the VM a SIGQUIT, what are the threads
doing?
I've got a thread dump at the end of the file. Please have a look and
tell
me if you see something odd.
It seems you also have a JK connector setup: let's try to reduce the
variables by runnin
To: "Tomcat Users List" <[EMAIL PROTECTED]>
Sent: Wednesday, October 01, 2003 7:11 PM
Subject: Re: tomcat jitters, then hangs - please help
> Hi, and thanks for the comments,
>
> > On Wednesday, October 01, 2003 2:52 PM "Shapira, Yoav"
> <[EMAIL PROTEC
iting on condition [4d31f000..4d31f310]
> at java.lang.Thread.sleep(Native Method)
> at
>org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run
(Con
>t
>ainerBase.java:1636)
> at java.lang.Thread.run(Thread.java:536)
>
>"Signal Dispatcher" daemon pr
Socket.java:419)
at org.apache.catalina.core.StandardServer.await(StandardServer.java:552)
at org.apache.catalina.startup.Catalina.await(Catalina.java:634)
at org.apache.catalina.startup.Catalina.start(Catalina.java:596)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.refle
I would also get a thread dump from the JVM.
dwh
Arthur Veinstein wrote:
Hi Noam,
Sounds like you have some problem with the DB connection.
Can you provide the server.xml configuration ?
-
To unsubscribe, e-mail: [EMAIL
Hi Noam,
Sounds like you have some problem with the DB connection.
Can you provide the server.xml configuration ?
Arthur
- Original Message -
From: "Noam Camiel" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Wednesday, October 01, 2003 4:38 PM
Subject: tomc
Howdy,
Oh, these problems are invariably a pain to debug ;)
>My Tomcat installation works fine until sometimes (usually after 24
hours),
>calling the simplest servlet locks up the Tomcat threads,
>causing the tomcat engine to be unresponsive.
At that time, if you send the VM a SIGQUIT, what are
Hi,
My Tomcat installation works fine until sometimes (usually after 24 hours),
calling the simplest servlet locks up the Tomcat threads,
causing the tomcat engine to be unresponsive.
The servlets I'm running work with a mysql JDBC connector connecting to
mysql database.
In the following case, a
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