Click the Start a free trial link to start a 15-day SaaS trial of our product and join our community as a trial user. If you are an existing customer do not start a free trial.
AppDynamics customers and established members should click the sign in button to authenticate.
This article discusses the issue with the third-party library know as ZMQ (ZeroMQ) and outlines the steps needed to determine if the known issue with socket handling is occurring. The AppDynamics (Apache) Agent's current design implements a commun...
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...
Question Why is the memory usage reported by Machine Agent higher than reported by monitoring tools such as "htop" and "top"? Answer The Machine Agent memory metrics include the total memory used by the processes as well as memory used by th...
Question: Our logs are showing the following error message which says that the thread pool task queue is full. We restarted the Controller and the problem went away. Is this normal, and should we increase our thread pool as a result? [#|2017-01-07T...
Question: I understand that Agents add 2% overhead to an application server (CPU, response time, throughput, network IO, etc.), and will consume about 10mb-100mb of the internal memory of the application server. How do you measure the memory consump...
AppDynamics recommends using fio, a free tool for measuring disk I/O performance. Fio is meant to be used both for benchmark and stress/hardware verification. Fedora maintains builds of fio in their Extra Packages on Enterprise Linux (EPEL) reposito...
Users can monitor all of the drives on their servers using the machine agent and receive alerts when drives have low disk space based on both a percentage and also a hard limit. Add a condition to check for a percentage of disk space in use Fro...
The requirements for different components in the AppDynamics platform are based on the performance profile you select. The following information describes the different performance profiles and how to determine the profile size you need. Network Cons...
Updated on 7/30/18 Question We see CLR crashes happening a few times a day. How can I use AppDynamics to determine the root cause of the crashes? Answer One issue usually causes multiple CLR crashes. Here are some places to look to help you find...
What are the steps to enabling DEBUG mode for logging? Updated on 7/26/18 Most AppDynamics app agents use INFO level logging by default. Sometimes, it is useful to collect logs with DEBUG level logging—for example: when confirming life cycle phases...
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form