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Questions tagged [akka-monitoring]

Monitoring is used to tie one actor to another so that it may react to the other actor’s termination.

24 questions
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Akka-streams: how to get flow names in metrics reported by kamon-akka

I've been trying to set-up some instrumentation for Akka streams. Got it working, but, even though I named all my Flows that are part of the streams, I still get this sort of names in the metrics: flow-0-0-unknown-operation A simple example of what…
sbrnunes
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1 answer

How to supervise cluster singleton in Akka?

I'm trying to supervise an Akka Actor, more specifically a Cluster Singleton created using ClusterSingletonManager. I'm trying to achieve more control over exceptions, logs and Actor's life cycle. Unfortunately, after implementing a solution, I made…
gustavo-vm
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2 answers

Akka: testing monitoring\death watch

In my scenario I have 2 actors: watchee (I use TestProbe) watcher (Watcher wrapped into TestActorRef to expose some internal state I track in my test) Watcher should take some actions when watchee dies. Here is the complete test case I've written…
Eugene Loy
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2 answers

Akka Stream & Kamon-Prometheus not returning any metrics but loads an empty page

I tried to integrate kamon-prometheus with akka stream project but at http://localhost:9095/ it loads an empty page.In the console I could see the message that metrics information is available at http://localhost:9095/. When I tried with akka…
iamsal
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3
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0 answers

No kamon actor metrics in kamon-grafana-dashboard

i'm trying to get my scala akka application to be monitored with kamon using the kamon-grafana-dashboard from github . I'm using Akka 2.3.6 Scala 2.10.4 and kamon 0.5.1 The system metrics are reported to the grafana backend but I won't get any actor…
vaniii
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What are these mysterious akka actors like _a _b _xc _y _z

My akka application is reporting via kamon all the actors in the system. I am seeing a lot of actors which I do not know where they are coming from, all named UNDERSCORE LETTER+, like _a _b _c _d _e _f and _xc _xy _hj What are these actors and where…
scravy
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proper way to down a node/member in akka cluster

Is there any proper way to down a node when this become unreachable in akka cluster. I want to expose an api to down a node when it becomes unreachable but I prefer to find another way or something programmatically. Auto-downing is not an option…
Anggelo Bernaola Ibarra
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vote
1 answer

Akka.NET logger not sending logs to Application Insights

I've set up Application Insights as a logging provider in Akka.NET and set up Akka.Monitoring to record various custom metrics (such as counting messages received and timing processing duration). This works great. But the logs I generate using…
Dave New
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1 answer

Kamon: Aspectjweaver missing

I'm developing a java application with help of akka framework (version 2.3 especially). And I need to monitor my working actors in runtime. More precisely I need to get actors mailbox size / count of working actors etc. I choosed Kamon framework…
ruslangm
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Monitoring mailbox-size metric of routee actors with kamon-akka 0.6.x

I was using version 0.5.2 of kamon-akka library, without any problems, to monitor my akka actors. I then upgraded it to 0.6.3 and noticed that some statistics were not sent. When I looked at the source code of kamon, I saw that the mailbox-size…
ovunccetin
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1 answer

Actor stats not being sent to StatsD from Kamon

I'm trying to use Kamon with StatsD backend for Akka monitoring/telemetry. I currently only have one actor and I'm sending an ask which replies to the caller. I can see my custom counter data in Graphana and Graphite as well as JVM and OS stats, but…
Mark J Miller
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1 answer

kamon akka 2.4 throws a java.lang.VerifyError

I am using Kamon version 0.6.1 and akka 2.4.6 and scala 2.11.8. I have done the necessary configurations in my application.conf and I am starting my application using the javaagent .However i get a java.lang.VerifyError . Here are my details…
Raveesh Sharma
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1 answer

Kamon JVM and OS Metrics in docker-grafana-graphite

Im trying to monitor my scala akka app in the docker-grafana-graphite using kamon. I can see the actors stats in the Kamon Dashboard but I can't see any data in the System dashboard (JVM & OS) Here is my build.sbt file: import…
ebl
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How to configure Akka to expose metrics to Prometheus using Kamon?

I am trying to configure my project which is based on Akka 2.6.10 to expose metric values to Prometheus. I saw this question which uses Kamon but I couldn't figure out what I am missing on my configuration. My build.sbt file has the following…
Felipe
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Is it possible to change the endpoint at which Kamon Prometheus reporter exposes the metrics?

By default kamon-prometheus exposes the metrics at http://localhost:9095. Is it possible to change it ,eg : http://localhost:9095/metrics?
iamsal
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