On Wed, 2008-12-24 at 09:32 +0800, alin(王霖) wrote:
> Dear Oleg:
> Thanks for your reply. And here is my simple code (usging
> httpclient4.0-beta2):
>
> private void initHttpClient() {
> SchemeRegistry schemeRegistry = new SchemeRegistry();
> schemeRegistry.register(
> new Scheme("http", PlainSocketFactory.getSocketFactory(),
> 80));
> httpParams = new BasicHttpParams();
> HttpProtocolParams.setVersion(httpParams, HttpVersion.HTTP_1_1);
> this.setMaxTotalConnections(DEFAULT_MAX_TOTAL_CONNECTIONS);
> this.setReadTimeout(DEFAULT_READ_TIMEOUT);
> ClientConnectionManager cm = new ThreadSafeClientConnManager(
> httpParams, schemeRegistry);
> httpClient = new DefaultHttpClient(cm, httpParams);
> }
>
The code looks all right to me, but it is of little use. I need to see a
_complete_ wire / context log of the HTTP session to be able to tell why
connections are not kept alive.
Oleg
>
> On Tue, Dec 23, 2008 at 10:51 PM, Oleg Kalnichevski <[email protected]>wrote:
>
> > On Mon, 2008-12-22 at 17:46 +0800, alin(王霖) wrote:
> > > HI:
> > > I use httpclient3 and httpclient4 for a multi-thread load test, and
> > > always set http request header with "Connection:Keep-Alive".
> > > When i input command "netstat -na | grep myserverhost:myserverport" in
> > > console(My system is windows xp + cygwin) , output like following:
> > >
> > > C:\Documents and Settings\lin.wangl>netstat -na | grep
> > 192.168.208.110:80
> > > TCP 10.1.26.82:4159 192.168.208.110:80 ESTABLISHED
> > > TCP 10.1.26.82:4160 192.168.208.110:80 ESTABLISHED
> > >
> > > But the ports of client connections(here is 10.1.26.82) is changing
> > while
> > > load test is running.
> > > through log4j, httpclient4 told me:
> > >
> > > 17:33:33,049 DEBUG DefaultRequestDirector:463 - Connection can be kept
> > alive
> > > for 15000 ms
> > > 17:33:33,065 DEBUG ThreadSafeClientConnManager:221 - Released connection
> > is
> > > reusable.
> > > 17:33:33,065 DEBUG ConnPoolByRoute:374 - Releasing connection
> > > [HttpRoute[{}->http://192.168.208.110]][null]
> > > 17:33:33,065 DEBUG ConnPoolByRoute:394 - Pooling connection
> > [HttpRoute[{}->
> > > http://192.168.208.110]][null]; keep alive for 15000 MILLISECONDS
> > >
> > > Who can tell me why this is?
> > >
> > >
> >
> >
> > It is just not possible to tell from 16 milliseconds of logs.
> >
> > Oleg
> >
> >
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> >
> >
>
>
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