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JVM Correlation FAQ

Question:   Injecting special headers into an application payload is disturbing application functionality. How do I resolve this?   Answer:   Disable the exit call correlation based on the exit call that is being sent to the payload. There are two wa...

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Erin by AppDynamics Team (Retired)
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How to set up auto-naming on a Java Agent

To set up a Java Agent to automatically give unique names to nodes for the application, add the following element to the /conf/controller-info.xml file.   <auto-naming>true</auto-naming>     Example using a 4.2.14.0 Agent:   Add the following e...

Preet.Gaur by AppDynamics Team
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How do I modify the deep link URL in alert emails?

Older Controllers (prior to version 4.2.15) follow these instructions:    Modify the following element located in the controller_home>/appserver/glassfish/domains/domain1/config/domain.xml file:   <jvm-options>-Dappdynamics.controller.ui.deeplink.ur...

How to use iNet Merlia JDBC database with AppDynamics

How does a user utilize iNet Merlia driver based (Version 8.08) JDBC database calls?    This database driver is not supported out of the box by AppDynamics, but users can configure the following Agent node properties in order to utilize this tool.  ...

How do Machine Agents calculate volume I/O metrics?

In order to calculate the volumes I/O metrics, a Machine Agent must use the disk file system command or df as well as the cat /proc/diskstats command in Linux. Then the Machine Agent matches the mount point and file system names of both of the comma...

How to use Base64 image in custom dashboard

Beginning with AppDynamics version 4.2.x, users can embed images directly into custom dashboards by encoding them as base64 and then using the encoded version as data&colon;image/png;base64,<based64 encoded image> in the image's URL field.   Encode ...

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How do I troubleshoot failed analytics metrics?

The analytics metrics show a failed status (or shows a "last run failed" message) in the Controller UI.       To troubleshoot this issue, log into the Controller database and run the following query.   1. Navigate to the Controller/bin directory. 2...

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Why won't my Controller start?

The following FAQ is specific to non-High Availability Controller environments.  For production Controllers that will not start, contact Support and include the Controller logs located in the installation directory.   Questions I completed the Contro...

How to run AppDynamics on a Virtual Machine

The following article explains the considerations and challenges when using any application that is a heavy user of I/O, like AppDynamics Controllers running on Virtual Machines (VMs). It is applicable to AppDynamics version 4.3.x.   AppDynamics’ me...

Erin by AppDynamics Team (Retired)
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How do I enable or disable Database Collectors?

Beginning with AppDynamics version 4.3.x, a user can enable and disable Collectors that they have created.   Newly created Collectors are enabled by default.   Users who want to discontinue monitoring a database without deleting the Collector prof...

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