Notification service related errors in Virtual Network Assurance logs

Products

• CA Virtual Network Assurance
• DX NetOps

Issue/Introduction

This error is seen in the oc.log file.

2021-09-30 16:52:15,499 ERROR (EE-ManagedThreadFactory-default-Thread-3) Viptela_b3f1725b-f3f8-4e9f-8c4e-126ac854e788=Performance Poll [OC_ACQUISITION] TimProcessFunction 182  Failed to invoke plugin ViptelaHttpFunction from ViptelaHttpFunction Acquisition Viptela tunnel statistics: java.lang.reflect.InvocationTargetException
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Caused by: java.lang.NegativeArraySizeException

This error is seen in the server.log file. It is a frequently repeated Notification related error causing server.log file growth. It also is a contributor to possible performance issues with swagger web UI access.

2021-10-04 16:36:16,479 ERROR [org.jboss.as.ejb3.invocation] (Thread-15 (ActiveMQ-client-global-threads)) WFLYEJB0034: EJB Invocation failed on component NotificationManager for method public void com.ca.em.sdn.gateway.broker.core.notification.NotificationManager.processResponse(com.ca.em.sdn.gateway.broker.plugins.NormalizedNotificationResponse): javax.ejb.EJBTransactionRolledbackException: Could not create a session: IJ000460: Error checking for a transaction
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Caused by: javax.jms.JMSRuntimeException: Could not create a session: IJ000460: Error checking for a transaction
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Caused by: javax.jms.JMSException: Could not create a session: IJ000460: Error checking for a transaction
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Caused by: javax.resource.ResourceException: IJ000460: Error checking for a transaction
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Caused by: javax.resource.ResourceException: IJ000459: Transaction is not active: tx=Local transaction (delegate=TransactionImple < ac, BasicAction: 0:ffff0ab94257:-27344245:615b2049:7da11 status: ActionStatus.ABORT_ONLY >, owner=Local transaction context for provider JBoss JTA transaction provider)

This error is seen in the gateway.log file. This error is repeated a great deal and is unnecessarily filling up the logs on the server potentially causing disk space problems.

2021-10-04 15:33:19,093 ERROR (Thread-5 (ActiveMQ-client-global-threads))  [NOTIFICATION_PERSISTENCE_SERVICE] NotificationPersistenceService 381  Unable to complete notification persistence action. Reason: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: could not prepare statement , For more details enable the TRACE mode

Environment

All supported DX NetOps Performance Management and Virtual Network Assurance versions r21.2.6 and earlier

Cause

Very large Viptela environment responding with very large data set triggers the errors from VNA.

Resolution

Errors related to environment size. Upgrade to the r21.2.7 or newer releases to obtain code changes from defect DE516716 that resolve these errors.