APMIA Infrastructure Agent creates so many .dmp files.

Products

• CA Application Performance Management Agent (APM / Wily / Introscope)
• CA Application Performance Management (APM / Wily / Introscope)
• INTROSCOPE
• DX Application Performance Management

Issue/Introduction

Having an issue with APMIA Infrastructure Agent.

.dmp(core.20200807.171828.2280.0001.dmp) files.

A high number of files are being created under this location (CA APM/APMIA ) and the total size of all .dmp files is going up to 50 GB.

Cause

Core Dump files are being created due to "out of memory" errors. Can see this from the Log:

 

STATUS | wrapper  | Machine is shutting down.
INFO   | jvm 1    | Exception in thread "Wrapper-Control-Event-Monitor" java.lang.OutOfMemoryError: Java heap space
INFO   | jvm 1    |  at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:872)
INFO   | jvm 1    |  at java.lang.ThreadGroup.uncaughtException(ThreadGroup.java:866)
INFO   | jvm 1    |  at java.lang.Thread.uncaughtException(Thread.java:1335)
STATUS | wrapper  | --> Wrapper Started as Service
STATUS | wrapper  | Java Service Wrapper Professional Edition 64-bit 3.5.30
STATUS | wrapper  |   Copyright (C) 1999-2016 Tanuki Software, Ltd. All Rights Reserved.
STATUS | wrapper  |     http://wrapper.tanukisoftware.com
STATUS | wrapper  |   Licensed to CA, Inc. for CA APM InfrastructureAgent
STATUS | wrapper  | 
STATUS | wrapper  | Launching a JVM...
INFO   | jvm 1    | WrapperManager: Initializing...
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] CA APM Infrastructure Agent Release 10.7.0.90 (Build 990803)
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Using Java VM version "Eclipse OpenJ9 VM 1.8.0_252" from Eclipse OpenJ9
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Using Introscope installation at: C:\Program Files\CA APM\APMIA\.
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] CA Wily Introscope(R) Version 10.7.0
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Copyright © 2018 CA. All Rights Reserved.
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Introscope(R) is a registered trademark of CA.
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Starting CA APM Infrastructure Agent...
INFO   | jvm 1    | 7/26/20 07:01:24 PM EDT [INFO] [InfrastructureAgent] Reading configuration file: C:\Program Files\CA APM\APMIA\.\core\config\IntroscopeAgent.profile
INFO   | jvm 1    | JVMDUMP039I Processing dump event "systhrow", detail "java/lang/OutOfMemoryError" at 2020/07/31 16:47:12 - please wait.
INFO   | jvm 1    | JVMDUMP032I JVM requested System dump using 'C:\Program Files\CA APM\APMIA\core.20200731.164712.2356.0001.dmp' in response to an event
INFO   | jvm 1    | JVMDUMP012E Error in System dump: Dump failed, error code (-2147024784) There is not enough space on the disk.

Environment

Release : 10.7.0

Component : APM Agents

Resolution

• Stop the APM Infra Agent service via Windows Services panel.
• Go to “C:\Program Files\CA APM\apmia\bin”
• Open the java_heap file.
• Change the min_heap and max_heap to  higher value (Exp: 850 MB).
• Save the file.
• Start the APM Infra agent service.