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Posted to users@tomcat.apache.org by balaraju mandala <ba...@gmail.com> on 2006/04/27 08:31:17 UTC

i want to know load on Tomcat

Dear Comunity,

I want to know how much load is on my Tomcat. How can i do this?

I hav a Client, which continues calls set of  Servlets. I want to test how
many Clients(max) i can run at a time, for this i want to know load on
Tomcat.

regards,
bala

Re: i want to know load on Tomcat

Posted by tang jie <cr...@gmail.com>.
I think you can use JMeter to execute load test on web server.

On 4/27/06, balaraju mandala <ba...@gmail.com> wrote:
>
> Dear Comunity,
>
> I want to know how much load is on my Tomcat. How can i do this?
>
> I hav a Client, which continues calls set of  Servlets. I want to test how
> many Clients(max) i can run at a time, for this i want to know load on
> Tomcat.
>
> regards,
> bala
>
>

Re: i want to know load on Tomcat

Posted by David Smith <dn...@cornell.edu>.
As I remember, the same is true of of Tomcat 4.1

 -- David

tang jie wrote:
> On 4/27/06, Tim Lucia <ti...@yahoo.com> wrote:
>   
>>     
>>> Rajeev i need some more Help, I searched in my Tomcat manager but did not
>>> find any link of 'server status'. Can u tell where it resides!, i am
>>>       
>> using
>>     
>>> Tomcat 4.1 ver.
>>>       
>
>
> In  Tomcat5,I  use  www.xxx.com/manager/html, the username and pwd are
> stored in tomcat-users.xml.I don't know Tomcat4.1.Maybe they are the same?
>
>   


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Re: i want to know load on Tomcat

Posted by tang jie <cr...@gmail.com>.
On 4/27/06, Tim Lucia <ti...@yahoo.com> wrote:
>
>
> >
> >Rajeev i need some more Help, I searched in my Tomcat manager but did not
> >find any link of 'server status'. Can u tell where it resides!, i am
> using
> >Tomcat 4.1 ver.


In  Tomcat5,I  use  www.xxx.com/manager/html, the username and pwd are
stored in tomcat-users.xml.I don't know Tomcat4.1.Maybe they are the same?

RE: i want to know load on Tomcat

Posted by Tim Lucia <ti...@yahoo.com>.
http://localhost:8080/manager/html/list

adjust localhost:8080 as appropriate.

-----Original Message-----
From: Rajeev Jha [mailto:jha.rajeev@gmail.com] 
Sent: Thursday, April 27, 2006 6:48 AM
To: Tomcat Users List
Subject: Re: i want to know load on Tomcat

No clue if the manager application is available with 4.x. i have 5.5.x. 
maybe a reason to update ?
if you are running your tomcat with jdk1.5 , you can enable JMX and see 
the number of active threads in JVM.

balaraju mandala wrote:

>Hi Tang and Rajeev,
>
>Thank You very much for u r reply.
>
>Rajeev i need some more Help, I searched in my Tomcat manager but did not
>find any link of 'server status'. Can u tell where it resides!, i am using
>Tomcat 4.1 ver.
>
>regards,
>bala
>
>  
>


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Re: i want to know load on Tomcat

Posted by Rajeev Jha <jh...@gmail.com>.
No clue if the manager application is available with 4.x. i have 5.5.x. 
maybe a reason to update ?
if you are running your tomcat with jdk1.5 , you can enable JMX and see 
the number of active threads in JVM.

balaraju mandala wrote:

>Hi Tang and Rajeev,
>
>Thank You very much for u r reply.
>
>Rajeev i need some more Help, I searched in my Tomcat manager but did not
>find any link of 'server status'. Can u tell where it resides!, i am using
>Tomcat 4.1 ver.
>
>regards,
>bala
>
>  
>


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Re: i want to know load on Tomcat

Posted by balaraju mandala <ba...@gmail.com>.
Hi Tang and Rajeev,

Thank You very much for u r reply.

Rajeev i need some more Help, I searched in my Tomcat manager but did not
find any link of 'server status'. Can u tell where it resides!, i am using
Tomcat 4.1 ver.

regards,
bala

RE: i want to know load on Tomcat

Posted by Tim Lucia <ti...@yahoo.com>.
You can use JMeter (as pointed out earlier) as a load-generation client, but
you can also use it as a Tomcat monitor.  In the latter mode, it will give
you most of the stats you want, but so will JMX.

Finding the upper limit is somewhat of an iterative process and is
influenced by many things - what your app does, who it communicates with
(DBs, web services, ...) and how, etc.  The configuration/environment
determines the fixed upper limit (as well as the number of idle threads,
connections, etc.) but only careful testing will determine the practical
limit.

Tim

-----Original Message-----
From: Rajeev Jha [mailto:jha.rajeev@gmail.com] 
Sent: Thursday, April 27, 2006 5:37 AM
To: Tomcat Users List
Subject: Re: i want to know load on Tomcat

Your config (or Environment ;o) will fix the number of maximum 
simultaneous clients.  Tomcat manager application has a server status 
link. you can use that or you can start catalina with JMX support and 
see number of active threads!

balaraju mandala wrote:

>Dear Comunity,
>
>I want to know how much load is on my Tomcat. How can i do this?
>
>I hav a Client, which continues calls set of  Servlets. I want to test how
>many Clients(max) i can run at a time, for this i want to know load on
>Tomcat.
>
>regards,
>bala
>
>  
>


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Re: i want to know load on Tomcat

Posted by Rajeev Jha <jh...@gmail.com>.
Your config (or Environment ;o) will fix the number of maximum 
simultaneous clients.  Tomcat manager application has a server status 
link. you can use that or you can start catalina with JMX support and 
see number of active threads!

balaraju mandala wrote:

>Dear Comunity,
>
>I want to know how much load is on my Tomcat. How can i do this?
>
>I hav a Client, which continues calls set of  Servlets. I want to test how
>many Clients(max) i can run at a time, for this i want to know load on
>Tomcat.
>
>regards,
>bala
>
>  
>


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