A doubt regarding async client - does it sends the request on same connection before waiting for repose of previous request on same connection ? 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 <ol...@apache.org> 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 <ol...@apache.org> > 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 <ol...@apache.org > > > > > 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 < > ol...@apache.org > > > > > > > > > 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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