Sendt fra min iPhone
> Den 21. aug. 2015 kl. 00.39 skrev Shushant Arora <[email protected]>: > > Thanks ! > > shall the value of tcp_fin_timeout be reduced(from default 60 to 30) in > heavy concurrent requests? Heavy? What do you mean? > Does it have any side affect? Seriously? > > On Fri, Aug 21, 2015 at 2:12 AM, Stefan Magnus Landrø < > [email protected]> wrote: > >> >> >> Sendt fra min iPhone >> >>>> Den 20. aug. 2015 kl. 21.06 skrev Shushant Arora < >>> [email protected]>: >>> >>> A doubt regarding async client - does it sends the request on same >>> connection before waiting for repose of previous request on same >> connection >> >> No request multiplexing in http 1.1 >> >>> ? Or it will reuse the connection only when first request's response has >>> arrived or request timeouts ? >>> >>> Since I doubt connection close is not coming because of server rather >>> client machine tcp socket connections limit - Same http client with same >>> pool size to same same server is working fine but giving connection close >>> exception on another machine. >>> >>> >>> When I saw the value of sysctl net.ipv4.ip_local_port_range >>> On machine where exceptions are coming its >>> net.ipv4.ip_local_port_range = 32768 61000 >>> but on another machibe its net.ipv4.ip_local_port_range = 1024 65500 >>> >>>> On Thu, Aug 20, 2015 at 8:40 PM, Oleg Kalnichevski <[email protected]> >> wrote: >>>> >>>>> On Thu, 2015-08-20 at 20:31 +0530, Shushant Arora wrote: >>>>> but its failing my job .Is there any eviction policy I should be >> handling >>>>> or its automatically taken care of evicting the closed connections. >>>> >>>> You have not been listening, have you? The server closes the connection >>>> on its end _prematurely_. >>>> >>>> Oleg >>>> >>>>>> On Thu, Aug 20, 2015 at 8:02 PM, Oleg Kalnichevski <[email protected]> >>>>> wrote: >>>>> >>>>>>> On Thu, 2015-08-20 at 20:00 +0530, Shushant Arora wrote: >>>>>>> Unplugging is not possible. >>>>>>> >>>>>>> How to capture the exception in code and detect if a connection is >>>>>> closed - >>>>>>> don't use it in further requests and create new one in pool (set to >>>> max >>>>>>> connnection pool)? >>>>>> >>>>>> HttpClient manages persistent connections internally and automatically >>>>>> discards connections that cannot be re-used. >>>>>> >>>>>> Oleg >>>>>> >>>>>> >>>>>>> On Thu, Aug 20, 2015 at 7:55 PM, Oleg Kalnichevski <[email protected] >>>>> >>>>>> wrote: >>>>>>> >>>>>>>>> On Thu, 2015-08-20 at 19:55 +0530, Shushant Arora wrote: >>>>>>>>> how to avoid this exception - how to handle this. >>>>>>>> >>>>>>>> Unplugging your computer from the network will reliably eliminate >>>> the >>>>>>>> problem. >>>>>>>> >>>>>>>> Oleg >>>>>>>> >>>>>>>>> On Thu, Aug 20, 2015 at 7:45 PM, Oleg Kalnichevski < >>>> [email protected] >>>>>>> >>>>>>>> wrote: >>>>>>>>> >>>>>>>>>>> On Thu, 2015-08-20 at 19:43 +0530, Shushant Arora wrote: >>>>>>>>>>> Hi >>>>>>>>>>> >>>>>>>>>>> I am using HttpAsyncClients and >>>>>> PoolingNHttpClientConnectionManager . >>>>>>>>>>> Getting below exception when I increase no of http clients on >>>>>>>> machine. >>>>>>>>>> What >>>>>>>>>>> could be the reason and solution for this. >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> org.apache.http.ConnectionClosedException: Connection closed >>>>>>>>>>> at >> org.apache.http.nio.protocol.HttpAsyncRequestExecutor.endOfInput(HttpAsyncRequestExecutor.java:321) >>>>>>>>>>> at >>>>>>>>>> >>>>>>>>>> The opposite endpoint closed the connection on its end without >>>>>>>> correctly >>>>>>>>>> completing the message. >>>>>>>>>> >>>>>>>>>> Oleg >> org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:263) >>>>>>>>>>> at >> org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:81) >>>>>>>>>>> at >> org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:39) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:116) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:164) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:339) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:317) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:278) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:106) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:590) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.SessionInputBufferImpl.fill(SessionInputBufferImpl.java:206) >>>>>>>>>>> at >> org.apache.http.impl.nio.codecs.AbstractMessageParser.fillBuffer(AbstractMessageParser.java:138) >>>>>>>>>>> at >> org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:243) >>>>>>>>>>> at >> org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:81) >>>>>>>>>>> at >> org.apache.http.impl.nio.client.InternalIODispatch.onInputReady(InternalIODispatch.java:39) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:116) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:164) >>>>>>>>>>> at >> org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:3 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