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Samebug tips

  1. ,
    via ibm.com by Unknown author

    Adjust the timeout barrier so that its more flexible on network delays. It is very important to consider doing that especially when your server application will run in a remote machine. Other than that, avoid whatever causes delays in network.

  2. ,
    via javacodegeeks.com by Unknown author

    This exception emerges when a blocking operation of the two, an accept or a read, is blocked for a certain amount of time, called the timeout.

java.net.SocketTimeoutException: Read timed out	at java.net.SocketInputStream.socketRead0(Native Method)	at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)	at java.net.SocketInputStream.read(SocketInputStream.java:170)	at java.net.SocketInputStream.read(SocketInputStream.java:141)	at org.apache.http.impl.io.AbstractSessionInputBuffer.fillBuffer(AbstractSessionInputBuffer.java:160)	at org.apache.http.impl.io.SocketInputBuffer.fillBuffer(SocketInputBuffer.java:84)	at org.apache.http.impl.io.AbstractSessionInputBuffer.readLine(AbstractSessionInputBuffer.java:273)	at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:140)	at org.apache.http.impl.conn.DefaultHttpResponseParser.parseHead(DefaultHttpResponseParser.java:57)	at org.apache.http.impl.io.AbstractMessageParser.parse(AbstractMessageParser.java:261)	at org.apache.http.impl.AbstractHttpClientConnection.receiveResponseHeader(AbstractHttpClientConnection.java:283)	at org.apache.http.impl.conn.DefaultClientConnection.receiveResponseHeader(DefaultClientConnection.java:259)	at org.apache.http.impl.conn.AbstractClientConnAdapter.receiveResponseHeader(AbstractClientConnAdapter.java:232)	at org.apache.http.protocol.HttpRequestExecutor.doReceiveResponse(HttpRequestExecutor.java:272)	at org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:124)	at org.apache.http.impl.client.DefaultRequestDirector.tryExecute(DefaultRequestDirector.java:686)	at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:488)	at org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:884)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:117)	at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:55)	at com.sun.jersey.client.apache4.ApacheHttpClient4Handler.handle(ApacheHttpClient4Handler.java:173)	at com.sun.jersey.api.client.Client.handle(Client.java:652)	at com.sun.jersey.api.client.WebResource.handle(WebResource.java:682)	at com.sun.jersey.api.client.WebResource.access$200(WebResource.java:74)	at com.sun.jersey.api.client.WebResource$Builder.post(WebResource.java:570)	at com.netflix.niws.client.http.RestClient.execute(RestClient.java:621)	at com.netflix.niws.client.http.RestClient.execute(RestClient.java:527)	at com.netflix.niws.client.http.RestClient.execute(RestClient.java:92)	at com.netflix.client.AbstractLoadBalancerAwareClient$1.call(AbstractLoadBalancerAwareClient.java:109)	at com.netflix.loadbalancer.reactive.LoadBalancerCommand$3$1.call(LoadBalancerCommand.java:303)	at com.netflix.loadbalancer.reactive.LoadBalancerCommand$3$1.call(LoadBalancerCommand.java:287)	at rx.internal.util.ScalarSynchronousObservable$4.call(ScalarSynchronousObservable.java:223)	at rx.internal.util.ScalarSynchronousObservable$4.call(ScalarSynchronousObservable.java:220)	at rx.Observable.unsafeSubscribe(Observable.java:8460)	at rx.internal.operators.OnSubscribeConcatMap$ConcatMapSubscriber.drain(OnSubscribeConcatMap.java:286)	at rx.internal.operators.OnSubscribeConcatMap$ConcatMapSubscriber.onNext(OnSubscribeConcatMap.java:144)	at com.netflix.loadbalancer.reactive.LoadBalancerCommand$1.call(LoadBalancerCommand.java:185)	at com.netflix.loadbalancer.reactive.LoadBalancerCommand$1.call(LoadBalancerCommand.java:180)	at rx.Observable.unsafeSubscribe(Observable.java:8460)	at rx.internal.operators.OnSubscribeConcatMap.call(OnSubscribeConcatMap.java:94)	at rx.internal.operators.OnSubscribeConcatMap.call(OnSubscribeConcatMap.java:42)	at rx.Observable.unsafeSubscribe(Observable.java:8460)	at rx.internal.operators.OperatorRetryWithPredicate$SourceSubscriber$1.call(OperatorRetryWithPredicate.java:131)	at rx.internal.schedulers.TrampolineScheduler$InnerCurrentThreadScheduler.enqueue(TrampolineScheduler.java:76)	at rx.internal.schedulers.TrampolineScheduler$InnerCurrentThreadScheduler.schedule(TrampolineScheduler.java:55)	at rx.internal.operators.OperatorRetryWithPredicate$SourceSubscriber.onNext(OperatorRetryWithPredicate.java:83)	at rx.internal.operators.OperatorRetryWithPredicate$SourceSubscriber.onNext(OperatorRetryWithPredicate.java:49)	at rx.internal.util.ScalarSynchronousObservable$WeakSingleProducer.request(ScalarSynchronousObservable.java:268)	at rx.Subscriber.setProducer(Subscriber.java:209)	at rx.internal.util.ScalarSynchronousObservable$1.call(ScalarSynchronousObservable.java:79)	at rx.internal.util.ScalarSynchronousObservable$1.call(ScalarSynchronousObservable.java:75)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.Observable.subscribe(Observable.java:8553)	at rx.Observable.subscribe(Observable.java:8520)	at rx.observables.BlockingObservable.blockForSingle(BlockingObservable.java:433)	at rx.observables.BlockingObservable.single(BlockingObservable.java:332)	at com.netflix.client.AbstractLoadBalancerAwareClient.executeWithLoadBalancer(AbstractLoadBalancerAwareClient.java:102)	at com.netflix.client.AbstractLoadBalancerAwareClient.executeWithLoadBalancer(AbstractLoadBalancerAwareClient.java:81)	at org.springframework.cloud.netflix.zuul.filters.route.RestClientRibbonCommand.forward(RestClientRibbonCommand.java:135)	at org.springframework.cloud.netflix.zuul.filters.route.RestClientRibbonCommand.run(RestClientRibbonCommand.java:106)	at org.springframework.cloud.netflix.zuul.filters.route.RestClientRibbonCommand.run(RestClientRibbonCommand.java:50)	at com.netflix.hystrix.HystrixCommand$1.call(HystrixCommand.java:293)	at com.netflix.hystrix.HystrixCommand$1.call(HystrixCommand.java:289)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:46)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:35)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.Observable.unsafeSubscribe(Observable.java:8460)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:51)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:35)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.Observable.unsafeSubscribe(Observable.java:8460)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:51)	at rx.internal.operators.OnSubscribeDefer.call(OnSubscribeDefer.java:35)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:50)	at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30)	at rx.Observable.subscribe(Observable.java:8553)	at rx.Observable.subscribe(Observable.java:8520)	at rx.internal.operators.BlockingOperatorToFuture.toFuture(BlockingOperatorToFuture.java:57)	at rx.observables.BlockingObservable.toFuture(BlockingObservable.java:401)	at com.netflix.hystrix.HystrixCommand.queue(HystrixCommand.java:373)	at com.netflix.hystrix.HystrixCommand.execute(HystrixCommand.java:329)	at org.springframework.cloud.netflix.zuul.filters.route.RibbonRoutingFilter.forward(RibbonRoutingFilter.java:136)	at org.springframework.cloud.netflix.zuul.filters.route.RibbonRoutingFilter.run(RibbonRoutingFilter.java:79)	at com.netflix.zuul.ZuulFilter.runFilter(ZuulFilter.java:112)	at com.netflix.zuul.FilterProcessor.processZuulFilter(FilterProcessor.java:197)	at com.netflix.zuul.FilterProcessor.runFilters(FilterProcessor.java:161)	at com.netflix.zuul.FilterProcessor.route(FilterProcessor.java:120)	at com.netflix.zuul.ZuulRunner.route(ZuulRunner.java:96)	at com.netflix.zuul.http.ZuulServlet.route(ZuulServlet.java:116)	at com.netflix.zuul.http.ZuulServlet.service(ZuulServlet.java:81)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.boot.actuate.autoconfigure.EndpointWebMvcAutoConfiguration$ApplicationContextHeaderFilter.doFilterInternal(EndpointWebMvcAutoConfiguration.java:261)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:115)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:316)	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:114)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:169)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:48)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.authentication.ui.DefaultLoginPageGeneratingFilter.doFilter(DefaultLoginPageGeneratingFilter.java:162)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:205)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.oauth2.provider.authentication.OAuth2AuthenticationProcessingFilter.doFilter(OAuth2AuthenticationProcessingFilter.java:176)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:120)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:64)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:91)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:53)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:213)	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:176)	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:87)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:103)	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672)	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1502)	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1458)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)