Hi,
I changed the maxthreads limit in tomcat server.xml to 400 and tried the
same testplan again..but few sample requests gets failed and throws
exception.
what should I do to solve the problem.
Exception:-
java.net.ConnectException: Connection refused: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
at java.net.Socket.connect(Socket.java:519)
at java.net.Socket.connect(Socket.java:469)
at sun.net.NetworkClient.doConnect(NetworkClient.java:157)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:382)
at sun.net.www.http.HttpClient.openServer(HttpClient.java:494)
at sun.net.www.http.HttpClient.<init>(HttpClient.java:231)
at sun.net.www.http.HttpClient.New(HttpClient.java:304)
at sun.net.www.http.HttpClient.New(HttpClient.java:316)
at
sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:817)
at
sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:769)
at
sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:694)
at
org.apache.jmeter.protocol.http.sampler.HTTPSampler.sample(HTTPSampler.java:431)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1021)
at
org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1007)
at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:290)
at java.lang.Thread.run(Thread.java:595)
Thanks
Maumita
On Fri, Sep 11, 2009 at 3:07 PM, sebb <[email protected]> wrote:
> On 11/09/2009, Mytho Logic <[email protected]> wrote:
> > Hi,
> >
> > In tomcat server.xml, I changed the maxtheads limit to 300 and kept
> > JAVA_OPTS=-Xms512m -Xmx1024m
> >
> > But not succeed.I am getting same "java.net.ConnectException: Connection
> > refused: connect" exception. Am I missing anything to change in
> server.xml
> > file.
> > The machine on which tomcat server is running has 2 GB RAM.
> >
> > Please help on this.
>
> This appears to be a Tomcat configuaration issue.
>
> Read the Tomcat documentation carefully, and if that does not answer
> your query, then post a question on the Tomcat user list.
>
> > Thanks
> > Maumita
> >
> >
> > On Fri, Sep 11, 2009 at 10:15 AM, Deepak Shetty <[email protected]>
> wrote:
> >
> > > Hi
> > > http://tomcat.apache.org/tomcat-5.5-doc/config/http.html
> > > There are three thread related properties in server.xml . You seem to
> have
> > > run into maxThreads limit
> > > Note that if your server cant handle the load that is a server/OS
> problem ,
> > > you are more likely to get help on a tomcat forum. Jmeter is
> generating the
> > > load correctly.
> > > regards
> > > deepak
> > >
> > > On Thu, Sep 10, 2009 at 9:38 PM, Mytho Logic <
> [email protected]
> > > >wrote:
> > >
> > > > Hi,
> > > >
> > > > I am using jmeter version 2.3.2.
> > > > To test my application for 200 concurrent users I have used
> distibuted
> > > > testing set up.
> > > > It works fine for 200 users.
> > > > The test plan was -
> > > > 1. 200 concurrent users will first hit the home page
> > > > 2. After that 200 concurrent users will hit the products page
> > > > 3. After that 200 concurrent users will hit the product Detail page
> > > >
> > > > For concurrent user setup I have used 'Synchronizing Timer' above
> the
> > > > thread
> > > > groups and mentioned 200.
> > > > It works fine and I got the result.
> > > >
> > > > Setup:-
> > > >
> > > > Tomcat server, Jmeter client and Jmeter server all are in 3
> different
> > > > machine.
> > > >
> > > > Tomcat Server
> > > > -------------
> > > > JAVA_OPTS=-Xms1024m -Xmx1024m
> > > >
> > > > Jmeter Client
> > > > -------------
> > > > HEAP=-Xms512m -Xmx1024m
> > > >
> > > > Jmeter Server
> > > > -------------
> > > > HEAP=-Xms512m -Xmx4096m
> > > >
> > > > Using the same configuration and same setup,when i tried for 220
> > > concurrent
> > > > users for few few sample requests I got
> > > > "java.net.ConnectException: Connection refused: connect: exception.
> > > > Sometime I succeded for 220 concurrent users without any errors.But
> next
> > > > time whne I again run the test plan for
> > > > 220 concurrent users I got exception.
> > > >
> > > > What is the reason behind this exception and how can I solve this?
> > > > I need to load my application upto 500 concurrent users. Please
> suggesst
> > > > how
> > > > can I do this?
> > > >
> > > > This is an urgent requirement.
> > > >
> > > > Thanks
> > > > Maumita
> > > >
> > >
> >
>
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