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SiddhantA Member since 2014 11 posts
Incessant technologies
Posted: May 30, 2018
Last activity: May 30, 2018
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Sockettimeout exception

Hi,

We are seeing a lot of socket time out exception in our Prod environment below is the log:

2018-05-29 06:44:42,635 [ttp-apr-8080-exec-31] [ ] [ ] [ ] ( web.impl.WebStandardImpl) ERROR - xx.xx.xx.xx: Problem retrieving input data:
java.net.SocketTimeoutException
at org.apache.coyote.http11.InternalAprInputBuffer.fill(InternalAprInputBuffer.java:615)
at org.apache.coyote.http11.InternalAprInputBuffer$SocketInputBuffer.doRead(InternalAprInputBuffer.java:657)
at org.apache.coyote.http11.filters.IdentityInputFilter.doRead(IdentityInputFilter.java:137)
at org.apache.coyote.http11.InternalAprInputBuffer.doRead(InternalAprInputBuffer.java:541)
at org.apache.coyote.Request.doRead(Request.java:438)
at org.apache.catalina.connector.InputBuffer.realReadBytes(InputBuffer.java:290)
at org.apache.tomcat.util.buf.ByteChunk.substract(ByteChunk.java:449)
at org.apache.catalina.connector.InputBuffer.read(InputBuffer.java:315)
at org.apache.catalina.connector.CoyoteInputStream.read(CoyoteInputStream.java:200)
at com.pega.pegarules.web.impl.HttpUtilities.getPostBytes(HttpUtilities.java:556)
at com.pega.pegarules.web.impl.HttpUtilities.extractRequest(HttpUtilities.java:266)
at com.pega.pegarules.web.impl.WebStandardImpl.makeEtierRequest(WebStandardImpl.java:524)
at com.pega.pegarules.web.impl.WebStandardImpl.doPost(WebStandardImpl.java:374)
at sun.reflect.GeneratedMethodAccessor141.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethod(PRBootstrap.java:370)
at com.pega.pegarules.internal.bootstrap.PRBootstrap.invokeMethodPropagatingThrowable(PRBootstrap.java:411)
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethodPropagatingThrowable(AppServerBridgeToPega.java:224)
at com.pega.pegarules.boot.internal.extbridge.AppServerBridgeToPega.invokeMethod(AppServerBridgeToPega.java:273)
at com.pega.pegarules.internal.web.servlet.WebStandardBoot.doPost(WebStandardBoot.java:121)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:506)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:683)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2549)
at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2538)
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:748)

We checked and could see there is a lot of activity with our database management system is happening during this. But are not sure that's the issue as the activities happen a lot throughout the day.

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