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All available .NET agent licenses (n) have been used.

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All available .NET agent licenses (n) have been used.

 

A new server instance put me over our licenses limit; can I fix this in the UI or do I need to uninstall it on the server?

It would help if I can keep the installation on the base image when we spin up new servers.

Does anyone know if I can enable and disable it from the administration UI?

Disabling the node on the Agents page is not producing the desired results.

 

We are using version 4.0.2.13 on Windows Enterprise servers.

Any help would be appreciated.


Re: REST API: Access Transaction flow

REST API: Remove 600 Row Limit?

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Snapshots are cut off at 600 rows. Any way to get all rows from the API (by given time/date range or other dimensions)? 

.NET Runtime Profiler error

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I have agents running on around 15 servers (Win 2008 R2) for profiling mainly .NET IIS applications. On just 2 of these web servers I'm seeing a number of these erorrs in the Windows Application Event log:

.NET Runtime version 4.0.30319.34209 - Loading profiler failed during CoCreateInstance.  Profiler CLSID: 'AppDynamics.AgentProfiler'

These have been occurring ever since the agents were installed.

What are the most likely potential causes of this error?

Machine Agent won't start

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need a little help troubleshoot why this standalone machine agen twon't start

 

errors are:

 

[Agent-Scheduler-1] 13 Feb 2016 19:43:21,734 ERROR RegistrationChannel - Fatal transport error while connecting to URL [/controller/instance/UNKNOWN_MACHINE_ID/systemagentregistration]: java.net.UnknownHostException: itinfpl012
[Agent-Scheduler-1] 13 Feb 2016 19:43:21,734 WARN RegistrationChannel - Could not connect to the controller/invalid response from controller, cannot get registration information

Hystrix support

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Hi,

 

we are using appDynamics today and we are planning to evaluate Hystrix. But I stumbled on some posts on the web where they have problems when implementing Hystrix to protect their application when doing external calls. See this post

https://github.com/Netflix/Hystrix/issues/208

 

I was wondering if this have been solved in later versions of appdynamics?

 

Thanks,

Tobias

async external call not in call stack

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I have a Runnable class that will call a webservice in the run method. That class is being invoked, but I can't see the webservice call in appdynamics. What do I need to configure to be able to see the webservice call?

 

In the async activity link I can't see much either

 

Im running java, tomcat.

 

runnable.PNG

 

async.PNG

Dashboard stuck in preview for mobile device

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Hi,

 

The dashboard that we have been using since sometime does not expand to full screen anymore.

UI is stuck to preview for mobile device . The device/screen native resolution hasnt changed.

 

Thanks,

 

 

Screen Shot 2016-02-16 at 10.40.09.png


Change Time Zone in e-mail Alert Actions

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I created multiple Policies with Health Rules and set alert email sending as an action.

 

I have two questions:

 

1. Is there a possibility to change the default email template?

2. How to change the time zone? For some reason the PST time zone is used in email, though we use EST time zone everywhere in the application.

 

Please, see below the screen shot, I highlighted the time zone used in emails.

 

Capture.JPG

Use time period or average value in JVM Heap Utilization alert

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I set the JVM heap utilization alert very similar to the default one. It sends alert when the JVM Heap Utilization reaches 96%.

 

The problem is that normally JVM very often reaches 96% and then Garbage Collection runs and cleans the memory normally. Hence, as there are multple instances in my system, I receive a lot of alerts every hour, and these alerts are sent when the system isn't experiensing any problems.

 

Is it possible to set the health rule like: "Trigger Alert When JVM Heap Utilization remails on > XX% for Y seconds" ?

In other words, is it possible to send the alert *not* right after JVM Heap Utilization reaches XX%, but instead, if this high utilization remains for some period of time? Like 3 minutes for example. This will definitelly tell me that there is some issue, and GC is not able to release the memory, and there is a real issue with the system.

 

Other alternative is probably to use Average Usage % for some period, but I didn't find this option in the Condition dropdown. The only options are: Minumum, Maximum, Value, Sum, Count, Current. Is there any chance to add "Average" to this options, and it will mean to calculate average value for the period mentioned in Overview part of the rule (30 minutes by default), or use a separate value setting to identify the period for the average.

 

See below the screen shots of the Rule I'm talking about heap1.JPGheap2.JPG

Re: Use time period or average value in JVM Heap Utilization alert

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Hi,

 

I dont think there is an easy way to do this without additional conditions and better logic.

In your case of JVM monitoring, look into your JVM GC stats  or any other  JVM/hardware stat that you could get to corelate the heap usage.

Re: Use time period or average value in JVM Heap Utilization alert

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Thanks dhiren.rana, this is good idea for the workaround.

I created a health rule sending the alert in case there were more than 1 Major Garbage Collections in a minute.

Hopefully this will work!

Re: async external call not in call stack

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In addition. I found that async calls started to be logged in appdynamics all by itself. Then after a server restart the async calls were not working again. 

.NET agent not sending data

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I have a .NET agent running on a Windows 2008 R2 servers and I don't get any data on the AppDynamics website. I'm using the SaaS model and it says the agent is connected but not sending data. I've hit my website so there should be data to send. I looked in the AgentLog.txt file and found the following error. Any ideas on why this is happening?

 

2016-02-17 09:54:28.5410 2936 AppDynamics.Coordinator 1 14 Warn MachineAgentManager Metrics Error sending metric data to controller:System.Net.WebException: The underlying connection was closed: A connection that was expected to be kept alive was closed by the server. ---> System.IO.IOException: Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host. ---> System.Net.Sockets.SocketException: An existing connection was forcibly closed by the remote host
at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)
--- End of inner exception stack trace ---
at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.FixedSizeReader.ReadPacket(Byte[] buffer, Int32 offset, Int32 count)
at System.Net.Security._SslStream.StartFrameHeader(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security._SslStream.StartReading(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security._SslStream.ProcessRead(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.TlsStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.PooledStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.Connection.SyncRead(HttpWebRequest request, Boolean userRetrievedStream, Boolean probeRead)
--- End of inner exception stack trace ---
at System.Net.HttpWebRequest.GetResponse()
at AppDynamics.Shared.Communication.le.m(Byte[] , String )
at com.appdynamics.ee.rest.controller.request.nn.c(String , ad , Boolean )
2016-02-17 09:54:28.5410 2936 AppDynamics.Coordinator 1 14 Error MachineAgentManager Metrics Error sending metrics - will requeue for later transmissionException: com.appdynamics.ee.agent.commonservices.metricgeneration.metrics.hf: System.Net.WebException: The underlying connection was closed: A connection that was expected to be kept alive was closed by the server. ---> System.IO.IOException: Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host. ---> System.Net.Sockets.SocketException: An existing connection was forcibly closed by the remote host
at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)
--- End of inner exception stack trace ---
at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.FixedSizeReader.ReadPacket(Byte[] buffer, Int32 offset, Int32 count)
at System.Net.Security._SslStream.StartFrameHeader(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security._SslStream.StartReading(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security._SslStream.ProcessRead(Byte[] buffer, Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.TlsStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.PooledStream.Read(Byte[] buffer, Int32 offset, Int32 size)
at System.Net.Connection.SyncRead(HttpWebRequest request, Boolean userRetrievedStream, Boolean probeRead)
--- End of inner exception stack trace ---
at System.Net.HttpWebRequest.GetResponse()
at AppDynamics.Shared.Communication.le.m(Byte[] , String )
at com.appdynamics.ee.rest.controller.request.nn.c(String , ad , Boolean )
at com.appdynamics.ee.agent.commonservices.metricgeneration.AMetricSubscriber.publish(hn metrics)
at com.appdynamics.ee.agent.commonservices.metricgeneration.MetricReporter.run()

 

Home Applicaitons dashboard sort by status

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Hi,

 

     I want to know is there a way to configure within AppD for the Home Applications dashboard to display application health sort by status (applicaitons with red, orange statuses on top of the list) vs. by name

 

screenshot.png

 

Thanks,

Van


App Dynamics Version 4.2 and Trial Oncloud Controller Version

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Hi There,

 

It seems like Trial Controller Version is in 4.1.X, therefore we can not try the 4.2 features such as Unified Session Monitoring. Is that true?

 

If yes, than how can we try latest version 4.2 on the cloud?

 

Thanks

Asif

Unable to start on-premise controller

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Hi Team,

 

I have been facing the timeout error when starting up the controller.

Attachhttps://community.appdynamics.com/t5/forums/postpage/board-id/appdynamics-discussions/tab/riched are the server and install log.

Also, have run the installer as administrator with the below command -

controller_32bit_windows.exe -Vad-timeout-in-min=45 -Vstartup-timeout-in-min=45

Have made entries in the host file - 127.0.0.1    poc localhost

 

Could you help me resolving the above issue.

 

Regards,

Priyanka

Unable to see data in the Appdynamics console.

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Hi,

 

I downloaded the trial version of appdynamics controller for windows 64 bit in my local PC and installed it. I also downloaded a machine agent for windows 64bit to the same PC and installed it as well. I was successfully able to connect the Controller and Agent. I enabled server monitoring in the sim-enabled property of controller-info.xml for the machine agent and restarted the agent. However still I am unable to view the monitoring data for my server. Can you please help? I am trying to learn and understand how appdynamics works to help me work in projects which use Appdynamics in my organisation.

Performance overhead

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Hi all,

 

I'm performing some load test on a JEE application to evaluate performance overhead related to AppDynamics monitoring.

 

Infrastructure under test involves 2 JBoss 5.1.2 nodes with sticky session enabled behind an Apache proxy balancer. Each JBoss instance runs on Oralce JDK 1.6.0_31 with these JVM params:

 

-Xms200m

-Xmx4000m

-XX:MaxPermSize=1024m

-XX:+UseParallelOldGC

 

AppDynamics instrumentation involves only a dozen of POJO Custom Match Rules (no other types of automated transaction discovery are enabled). Monitoring level on the controller is set to "Production" mode.

 

Performing test-case (by JMeter) shows up to 10% of performance overhead (degradation in response time) with AppDynamics monitoring agents enabled.

 

How can I improve overall system performance? Any AppDynamics tuning suggestion?

 

Thanks, 

Marco

 

 

Demo Portal

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Hi Team, Can somebody provide me the link for demo portal of the appdynamics. Just want to go throgh the different sections to explore how apdynamics dashboards,reports,metrics etc. Thanks Kamal
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