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https://issues.apache.org/jira/browse/AXIS2-5768?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Rajesh updated AXIS2-5768:
--------------------------
    Description: 
I have a java(axis2 1.4.1 client) component in middleware which consumes a web 
service hosted in another application. Am facing some issues in it. 

Please find the code snippet below 

================================
ConfigurationContext configContxt; 
MultiThreadedHttpConnectionManager connxMgr = new 
MultiThreadedHttpConnectionManager(); 
HttpConnectionManagerParams params = connxMgr.getParams(); 
params.setDefaultMaxConnectionsPerHost(50); 
params.setMaxTotalConnections(50); 
connxMgr .setParams(params); 
HttpClient client = new HttpClient(connxMgr); 
configContxt.setProperty(HTTPConstants.REUSE_HTTP_CLIENT, "True"); 
================================

Please help to clarify the below queries, 

1. Whenever a new request comes in, a new connection is getting created. This 
can be confirmed by doing 'netstat -a|grep <<provider URI>>' 

When we were using axis2 1.3v client earlier there was no new connection 
created, please clarify why this is creating a new connection while using axis2 
1.4.1? 

To prevent this, I have set REUSE_HTTP_CLIENT property in ConfigurationContext 
to TRUE. So this will reuse the existing (already established) connection to 
the server. 


2. I have set the setDefaultMaxConnectionsPerHost and setMaxTotalConnections as 
50. When I do the load test from SoapUI by triggering 50 requests, only 3 
connections were created. Later I increased to 200 requests, but still the 
connections count didnt exceed 3. 

Am not sure why it is not able to serve with only one connection (since reuse 
property is used) and also why the number of connections did not gradually 
increase with the number of requests (3 connx for 50 requests and again same 3 
connx for 200 requests) 

How will the reuse propery (HTTPConstants.REUSE_HTTP_CLIENT) behave ? 

3. How many transactions can be done per connection concurrently while using " 
REUSE_HTTP_CLIENT property" in the code? 

4. Another Issue is: 
I have set the closeIdleConnections with the timeout of 30 secs. 
httpClient.getHttpConnectionManager().closeIdleConnections(30000); 

Even this is not working. The unused connections are closed only after 5 mins. 
I just want to know If there could be some property set at server side which 
overriding this 30 seconds which am setting at client side ? 

  was:
I have a java(axis2 1.4.1 client) component in middleware which consumes a web 
service hosted in another application. Am facing some issues in it. 

Please find the code snippet below 
ConfigurationContext configContxt; 
MultiThreadedHttpConnectionManager connxMgr = new 
MultiThreadedHttpConnectionManager(); 
HttpConnectionManagerParams params = connxMgr.getParams(); 
params.setDefaultMaxConnectionsPerHost(50); 
params.setMaxTotalConnections(50); 
connxMgr .setParams(params); 
HttpClient client = new HttpClient(connxMgr); 
configContxt.setProperty(HTTPConstants.REUSE_HTTP_CLIENT, "True"); 


Please help to clarify the below queries, 

1. Whenever a new request comes in, a new connection is getting created. This 
can be confirmed by doing 'netstat -a|grep <<provider URI>>' 

When we were using axis2 1.3v client earlier there was no new connection 
created, please clarify why this is creating a new connection while using axis2 
1.4.1? 

To prevent this, I have set REUSE_HTTP_CLIENT property in ConfigurationContext 
to TRUE. So this will reuse the existing (already established) connection to 
the server. 


2. I have set the setDefaultMaxConnectionsPerHost and setMaxTotalConnections as 
50. When I do the load test from SoapUI by triggering 50 requests, only 3 
connections were created. Later I increased to 200 requests, but still the 
connections count didnt exceed 3. 

Am not sure why it is not able to serve with only one connection (since reuse 
property is used) and also why the number of connections did not gradually 
increase with the number of requests (3 connx for 50 requests and again same 3 
connx for 200 requests) 

How will the reuse propery (HTTPConstants.REUSE_HTTP_CLIENT) behave ? 

3. How many transactions can be done per connection concurrently while using " 
REUSE_HTTP_CLIENT property" in the code? 

4. Another Issue is: 
I have set the closeIdleConnections with the timeout of 30 secs. 
httpClient.getHttpConnectionManager().closeIdleConnections(30000); 

Even this is not working. The unused connections are closed only after 5 mins. 
I just want to know If there could be some property set at server side which 
overriding this 30 seconds which am setting at client side ? 


> Axis2 (1.4.1) Client Connection Issue
> -------------------------------------
>
>                 Key: AXIS2-5768
>                 URL: https://issues.apache.org/jira/browse/AXIS2-5768
>             Project: Axis2
>          Issue Type: Bug
>          Components: transports
>            Reporter: Rajesh
>
> I have a java(axis2 1.4.1 client) component in middleware which consumes a 
> web service hosted in another application. Am facing some issues in it. 
> Please find the code snippet below 
> ================================
> ConfigurationContext configContxt; 
> MultiThreadedHttpConnectionManager connxMgr = new 
> MultiThreadedHttpConnectionManager(); 
> HttpConnectionManagerParams params = connxMgr.getParams(); 
> params.setDefaultMaxConnectionsPerHost(50); 
> params.setMaxTotalConnections(50); 
> connxMgr .setParams(params); 
> HttpClient client = new HttpClient(connxMgr); 
> configContxt.setProperty(HTTPConstants.REUSE_HTTP_CLIENT, "True"); 
> ================================
> Please help to clarify the below queries, 
> 1. Whenever a new request comes in, a new connection is getting created. This 
> can be confirmed by doing 'netstat -a|grep <<provider URI>>' 
> When we were using axis2 1.3v client earlier there was no new connection 
> created, please clarify why this is creating a new connection while using 
> axis2 1.4.1? 
> To prevent this, I have set REUSE_HTTP_CLIENT property in 
> ConfigurationContext to TRUE. So this will reuse the existing (already 
> established) connection to the server. 
> 2. I have set the setDefaultMaxConnectionsPerHost and setMaxTotalConnections 
> as 50. When I do the load test from SoapUI by triggering 50 requests, only 3 
> connections were created. Later I increased to 200 requests, but still the 
> connections count didnt exceed 3. 
> Am not sure why it is not able to serve with only one connection (since reuse 
> property is used) and also why the number of connections did not gradually 
> increase with the number of requests (3 connx for 50 requests and again same 
> 3 connx for 200 requests) 
> How will the reuse propery (HTTPConstants.REUSE_HTTP_CLIENT) behave ? 
> 3. How many transactions can be done per connection concurrently while using 
> " REUSE_HTTP_CLIENT property" in the code? 
> 4. Another Issue is: 
> I have set the closeIdleConnections with the timeout of 30 secs. 
> httpClient.getHttpConnectionManager().closeIdleConnections(30000); 
> Even this is not working. The unused connections are closed only after 5 
> mins. 
> I just want to know If there could be some property set at server side which 
> overriding this 30 seconds which am setting at client side ? 



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