Support Article
Importing ADM model thows Exception
SA-30511
Summary
When trying to import a Adaptive Decision Manager (ADM) model from a different environment, SocketTimeoutException is thrown.
Thread dump from ADM server shows ModelFactory.setConfiguration() being called for the new model version import, but looks like it simply did not return within the default 30 seconds.
Error Messages
2016-11-08 13:21:10,429 [.PRPCWorkManager : 5] [ STANDARD] [ NBAHub:01.01.01] ( adm.server.ServerStub) ERROR admin - ADM Server connection SLA violated due to exception:
org.springframework.remoting.RemoteAccessException: Could not access HTTP invoker remote service at [http://sADMhostname:Port/adm7/ADMServer]; nested exception is java.net.SocketTimeoutException: Read timed out
at org.springframework.remoting.httpinvoker.HttpInvokerClientInterceptor.convertHttpInvokerAccessException(HttpInvokerClientInterceptor.java:216)
at org.springframework.remoting.httpinvoker.HttpInvokerClientInterceptor.invoke(HttpInvokerClientInterceptor.java:147)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)
at com.sun.proxy.$Proxy28.setConfiguration(Unknown Source)
at sun.reflect.GeneratedMethodAccessor142.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.pega.decision.common.concurrent.CircuitBreakers$CircuitBreakerHandler.invokeMethod(CircuitBreakers.java:392)
at com.pega.decision.common.concurrent.CircuitBreakers$CircuitBreakerHandler.invokePrimary(CircuitBreakers.java:340)
at com.pega.decision.common.concurrent.CircuitBreakers$CircuitBreakerHandler.invoke(CircuitBreakers.java:321)
at com.sun.proxy.$Proxy29.setConfiguration(Unknown Source)
at com.pega.decision.adm.client.impl.ClientImpl.addPredictor(ClientImpl.java:187)
at com.pegarules.generated.activity.ra_action_pydoonsave_c77fdc7f851042684940c6c2a2a95e8f.step1_circum0(ra_action_pydoonsave_c77fdc7f851042684940c6c2a2a95e8f.java:278)
at com.pegarules.generated.activity.ra_action_pydoonsave_c77fdc7f851042684940c6c2a2a95e8f.perform(ra_action_pydoonsave_c77fdc7f851042684940c6c2a2a95e8f.java:69)
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3510)
at com.pega.pegarules.session.internal.mgmt.Executable.invokeActivity(Executable.java:10587)
at com.pegarules.generated.activity.ra_action_pzonsave_c9144dfb58c63430d30f63bc42f9daac.step1_circum0(ra_action_pzonsave_c9144dfb58c63430d30f63bc42f9daac.java:169)
at com.pegarules.generated.activity.ra_action_pzonsave_c9144dfb58c63430d30f63bc42f9daac.perform(ra_action_pzonsave_c9144dfb58c63430d30f63bc42f9daac.java:69)
at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(Executable.java:3510)
at com.pega.pegarules.exec.internal.declare.infengine.ChainingEngineUtilImpl.runActivity(ChainingEngineUtilImpl.java:225)
at com.pega.pegarules.exec.internal.declare.infengine.TriggerImpl.evaluateNetworks(TriggerImpl.java:307)
at com.pega.pegarules.data.internal.access.DatabaseImpl.performTriggers(DatabaseImpl.java:13324)
at com.pega.pegarules.data.internal.access.Saver.performTriggers(Saver.java:676)
at com.pega.pegarules.data.internal.access.Saver.saveDeferred(Saver.java:380)
at com.pega.pegarules.data.internal.access.DatabaseImpl.saveDeferred(DatabaseImpl.java:5089)
at com.pega.pegarules.data.internal.access.DatabaseImpl.saveDeferred(DatabaseImpl.java:15187)
at com.pega.pegarules.deploy.internal.loaders.SaverLoader.importContents(SaverLoader.java:462)
at com.pega.pegarules.deploy.internal.util.ImportImpl.performImport(ImportImpl.java:888)
at com.pega.pegarules.deploy.internal.util.ImportImpl.performImport(ImportImpl.java:743)
at com.pega.pegarules.deploy.internal.util.ImportImpl.importArchive(ImportImpl.java:700)
.......
Caused by: java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
at java.io.BufferedInputStream.read(BufferedInputStream.java:237)
at com.pega.apache.commons.httpclient.HttpParser.readRawLine(HttpParser.java:78)
at com.pega.apache.commons.httpclient.HttpParser.readLine(HttpParser.java:106)
at com.pega.apache.commons.httpclient.HttpConnection.readLine(HttpConnection.java:1116)
at com.pega.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.readLine(MultiThreadedHttpConnectionManager.java:1374)
at com.pega.apache.commons.httpclient.HttpMethodBase.readStatusLine(HttpMethodBase.java:1833)
at com.pega.apache.commons.httpclient.HttpMethodBase.readResponse(HttpMethodBase.java:1591)
at com.pega.apache.commons.httpclient.HttpMethodBase.execute(HttpMethodBase.java:996)
at com.pega.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:398)
at com.pega.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)
at com.pega.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)
at com.pega.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:325)
at com.pega.decision.util.spring.IgnorantHttpInvokerRequestExecutor.executePostMethod(IgnorantHttpInvokerRequestExecutor.java:250)
at com.pega.decision.util.spring.IgnorantHttpInvokerRequestExecutor.doExecuteRequest(IgnorantHttpInvokerRequestExecutor.java:168)
at org.springframework.remoting.httpinvoker.AbstractHttpInvokerRequestExecutor.executeRequest(AbstractHttpInvokerRequestExecutor.java:138)
at org.springframework.remoting.httpinvoker.HttpInvokerClientInterceptor.executeRequest(HttpInvokerClientInterceptor.java:194)
at org.springframework.remoting.httpinvoker.HttpInvokerClientInterceptor.executeRequest(HttpInvokerClientInterceptor.java:176)
at org.springframework.remoting.httpinvoker.HttpInvokerClientInterceptor.invoke(HttpInvokerClientInterceptor.java:144)
... 80 more
Steps to Reproduce
Import RAP with ADM model with an older model version that already exists in target environment.
Root Cause
A defect or configuration issue in the operating environment.
Import fails because it tries to save Adaptive Model rule with new predictors.
This calls to the server to update all models for that rule. If there are 5000+ models, it could be time consuming and the call to the server times out - failing the import.
Resolution
Apply HFix-30477.
The default timeout is now 180 seconds, so modify adm-client-config.xml in adm-client-7.2.0.jar to increase readTimeout for client server connection.
Published November 22, 2016 - Updated October 8, 2020
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