alertmanager | Prometheus Alertmanager | Monitoring library
kandi X-RAY | alertmanager Summary
kandi X-RAY | alertmanager Summary
The Alertmanager handles alerts sent by client applications such as the Prometheus server. It takes care of deduplicating, grouping, and routing them to the correct receiver integrations such as email, PagerDuty, or OpsGenie. It also takes care of silencing and inhibition of alerts.
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Community Discussions
Trending Discussions on alertmanager
QUESTION
I'm following a tutorial https://docs.openfaas.com/tutorials/first-python-function/,
currently, I have the right image
...ANSWER
Answered 2022-Mar-16 at 08:10If your image has a latest
tag, the Pod's ImagePullPolicy
will be automatically set to Always
. Each time the pod is created, Kubernetes tries to pull the newest image.
Try not tagging the image as latest
or manually setting the Pod's ImagePullPolicy
to Never
.
If you're using static manifest to create a Pod, the setting will be like the following:
QUESTION
This chart is deprecated Error: INSTALLATION FAILED: failed to install CRD crds/crd-alertmanager.yaml: unable to recognize "": no matches for kind "CustomResourceDefinition" in version "apiextensions.k8s.io/v1beta1"
...ANSWER
Answered 2022-Mar-08 at 11:47helm install prometheus monitor/prometheus-operator --namespace prometheus
The chart prometheus-operator
is deprecated!
Deprecation message:
QUESTION
I would like to create a Prometheus alert that sends a firing alert every minute and then resolves itself and sends a resolved alert. What i am instead seeing is that the alert stays firing instead of ever becoming resolved.
This is the rule file:
...ANSWER
Answered 2022-Mar-04 at 13:19Adding an explicit threshold to the expression for your rule should solve the issue, like this:
expr: minute() % 2 == 0
QUESTION
We are using AWS EKS, i deployed Promethus using the below command:
...ANSWER
Answered 2022-Feb-25 at 10:13This is because you're targeting the wrong service. You're using the alert manager url instead of the prometheus server.
The URL should be this one :
QUESTION
Trying to resend all firing alarms to webhook at a specific point in time due to webhook requirement for synchronisation. Prometheus and alertmanager are deployed within a kubernetes cluster in gcp.
Any idea how to do this. The repeat_intervall is only resending one specific alert after 12h but need to send all of them at once.
find attached my alertmanager config
...ANSWER
Answered 2022-Feb-23 at 11:13Looks like there's no such configuration in alertmanager for now.
Instead you could call the alertmanager api to fetch all currently firing alerts at a specific point in time in your webhook system, the same way as amtool
does.
The swagger openapi docs is as follows:
QUESTION
So i ran into this weird problem.This is my navigation navigation basically it's LoginVC then NavigationController then HomeVC i'm trying to change rootViewcontroller form loginVC to Navigation.HomeVC is itself a rootVC for navigationController. The problem is that i cannot figure out how to pass viewmodel from loginVC to homeVC. This is how i instaniate NavigationController:
...ANSWER
Answered 2022-Feb-21 at 11:01If you initialize your HomeVC
via Storyboard, you cannot initialize it with your init(viewmodel:)
initializer. Storyboard uses init(coder:)
initializer to initialize your view controller. So you need set your viewmodel after you initalize your HomeVC
. And if you set your HomeVC
to root of your UINavigationController
on Storybard. You can reach it from UINavigationController
's topViewController
property.
But if you want to use initializer injection approach to pass your dependencies, then you need to initialize your viewcontrollers programmatically. For example:
QUESTION
I'd love to rename or drop a label from a /metrics
endpoint within my metric. The metric itself is from the kube-state-metrics
application, so nothing extraordinary. The metric looks like this:
ANSWER
Answered 2022-Feb-18 at 16:15The problem is that you are doing those operations at the wrong time. relabel_configs happens before metrics are actually gathered, so, at this time, you can only manipulate the labels that you got from service discovery.
That node
label comes from the exporter. Therefore, you need to do this relabeling action under metric_relabel_configs:
QUESTION
I want to alert using Grafana 8+ when a specific PromQL result is greater than 0 and when another, unrelated PromQL result is 1.
BackgroundWe have devices that are turned on and off each day. I want to know when they're down during this operating window. I'm using probe_success as the PromQL query to know when a device is down. I'm using a custom Prometheus app to know when devices are on and off - example PromQL powerStatus{job="powerMonitor", section="1", zone="2" } == bool 1
I've looked into straight alertmanager/PromQL but haven't found a query that will work when I want it to, considering the power status of the section and zone. I've tried everything I can extract out of the Grafana 8 alert documentation including using Classic Condition expressions but it seems that I can only come up with a solution that relies on the evaluation of a Classic Condition in another Classic Condition which isn't allowed. I thought this would be a common use case but I'm not seeing blog posts on the web about it.
HunchI have a feeling that there is an idiomatic way to accomplish this that I'm not seeing, sort of like when going from imperative to declarative programming and wanting to loop through sets of data :).
Can you help?
...ANSWER
Answered 2022-Feb-17 at 06:24The thing you need is the on()
vector match operator. The thing works much like JOIN
in the context of relational databases.
The examples below are based on the following metrics:
QUESTION
Traefik works great. Setting it up may require some perseverance. In this post you find a number of hints on upgrading to Traefik v2.5 in a Docker Swarm environment. In the question about how to use the $ sign.
What are the rules for using $ signs and environment variables in the dynamic Traefik configuration in docker-compose files? What is the design behind this way of coding?
I haven't found a solid description on what to use in the docker-compose file for Traefik. Yes, Treafik documentation mentions a few times that we should take care of the $ sign.
As a 'spec by example' after scanning the internet, are these all valid? Are there better ways? => yes
- "traefik.http.routers.mycomp.rule=Host(`somwhere.uk`) && PathPrefix(`/comp/${STACK_NAME}}`)"
- "traefik.http.routers.mycomp.service=wiremock_${STACK_NAME}"
Basic authentication: so, doubling any $ sign => yes
- "traefik.http.middlewares.dashboard.basicauth.users=admin:$$2a$$13$$xoE7...HG"
Replacements: doubling any $ sign? => yes
- "traefik.http.middlewares.grafana.replacepathregex.regex=^/grafana/(.*)" with
- "traefik.http.middlewares.grafana.replacepathregex.replacement=/$$1"
Replacements with an environment variable. Just like this?
- "traefik.http.routers.dkkbeheerapp.middlewares=abc"
- "traefik.http.middlewares.abc.stripprefix.prefixes=/prefix/${STACK_NAME}"
Regexps:doubling any $ sign? => yes
- "traefik.http.routers.alertmanager.middlewares=abc,def"
- "traefik.http.middlewares.abc.redirectregex.regex=^(.*)/alertmanager$$"
- "traefik.http.middlewares.abc.redirectregex.replacement=$$1/alertmanager/"
- "traefik.http.middlewares.def.replacepathregex.regex=^/alertmanager/(.*)"
- "traefik.http.middlewares.def.replacepathregex.replacement=/alertmanager/$$1"
ANSWER
Answered 2022-Feb-15 at 09:39Finally I got all Traefik v1 config upgraded to v2.5.
The configs given in the question are all valid.
Maybe you value some conversion hints to Traefik v2.5 in a Docker Swarm:
- When you have different host names, back-quote each of them. So, Host( `a`, `b`).
- There is a conversion tool. Be aware that the standard global: {} gives errors. Use the clause only with at least one property, like checkNewVersion: false.
- In a set of different Docker Swarms and multiple nodes, you may have to listen to Docker events on a specific Docker EE managers port. Not the /var/run/docker.sock.
- In a Docker Swarm you may use service names like stack_container. I had to use these stack_container name as well as the name in the routers, not just 'container'.
- Don't forget to put the Traefik labels under the deploy section of your service (in a docker-compose.yml) file.
- When you get this message (failed ... InvalidArgument desc = only updates to Labels are allowed) then you should remove (or update via a version-suffix) your static traefik configuration file.
Enjoy Traefik v2.5+
QUESTION
I had installed kube-prometheus-stack
from the helm chart repo prometheus-community
ANSWER
Answered 2022-Feb-03 at 08:21Enable persistence if you want to make it stateful. However I did not see an option to make Grafana a statefulset in the chart you mentioned.
Usually you will see persistence enable option if the corresponding Helm chart support it. For example: you can enable persistence in this grafana helm chart. You may generate template out of it and make use of it in your repo.
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Install alertmanager
Precompiled binaries for released versions are available in the download section on prometheus.io. Using the latest production release binary is the recommended way of installing Alertmanager.
Alternatively you can install with:.
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