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Fix Prometheus and Grafana svc not found during observability (#7878) 

* Fix Prometheus and Grafana svc not found during observability

* fix review comments
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Shamsher Ansari 2020-08-06 22:19:29 +05:30 committed by GitHub
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15
content/en/docs/tasks/observability/metrics/querying-metrics/index.md
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@ -18,8 +18,9 @@ the example application throughout this task.
## Before you begin ## Before you begin
[Install Istio](/docs/setup/) in your cluster and deploy an * [Install Istio](/docs/setup) in your cluster.
application. * Install the [Prometheus Addon](/docs/ops/integrations/prometheus/#option-1-quick-start).
* Deploy the [Bookinfo](/docs/examples/bookinfo/) application.
## Querying Istio metrics ## Querying Istio metrics
@ -76,13 +77,13 @@ You can also see the query results graphically by selecting the Graph tab undern
Other queries to try: Other queries to try:
- Total count of all requests to the `productpage` service: * Total count of all requests to the `productpage` service:
{{< text plain >}} {{< text plain >}}
istio_requests_total{destination_service="productpage.default.svc.cluster.local"} istio_requests_total{destination_service="productpage.default.svc.cluster.local"}
{{< /text >}} {{< /text >}}
- Total count of all requests to `v3` of the `reviews` service: * Total count of all requests to `v3` of the `reviews` service:
{{< text plain >}} {{< text plain >}}
istio_requests_total{destination_service="reviews.default.svc.cluster.local", destination_version="v3"} istio_requests_total{destination_service="reviews.default.svc.cluster.local", destination_version="v3"}
@ -90,7 +91,7 @@ Other queries to try:
This query returns the current total count of all requests to the v3 of the `reviews` service. This query returns the current total count of all requests to the v3 of the `reviews` service.
- Rate of requests over the past 5 minutes to all instances of the `productpage` service: * Rate of requests over the past 5 minutes to all instances of the `productpage` service:
{{< text plain >}} {{< text plain >}}
rate(istio_requests_total{destination_service=~"productpage.*", response_code="200"}[5m]) rate(istio_requests_total{destination_service=~"productpage.*", response_code="200"}[5m])
@ -107,12 +108,12 @@ docs](https://prometheus.io/docs/querying/basics/).
## Cleanup ## Cleanup
- Remove any `istioctl` processes that may still be running using control-C or: * Remove any `istioctl` processes that may still be running using control-C or:
{{< text bash >}} {{< text bash >}}
$ killall istioctl $ killall istioctl
{{< /text >}} {{< /text >}}
- If you are not planning to explore any follow-on tasks, refer to the * If you are not planning to explore any follow-on tasks, refer to the
[Bookinfo cleanup](/docs/examples/bookinfo/#cleanup) instructions [Bookinfo cleanup](/docs/examples/bookinfo/#cleanup) instructions
to shutdown the application. to shutdown the application.

15
content/en/docs/tasks/observability/metrics/using-istio-dashboard/index.md
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@ -20,8 +20,9 @@ the example application throughout this task.
## Before you begin ## Before you begin
* [Install Istio](/docs/setup) in your cluster. * [Install Istio](/docs/setup) in your cluster.
* Follow the [Grafana installation](/docs/ops/integrations/grafana/#configuration) documentation to deploy Grafana into your cluster. * Install the [Grafana Addon](/docs/ops/integrations/grafana/#option-1-quick-start).
* Deploy [Bookinfo](/docs/examples/bookinfo/) application. * Install the [Prometheus Addon](/docs/ops/integrations/prometheus/#option-1-quick-start).
* Deploy the [Bookinfo](/docs/examples/bookinfo/) application.
## Viewing the Istio dashboard ## Viewing the Istio dashboard
@ -31,8 +32,8 @@ the example application throughout this task.
{{< text bash >}} {{< text bash >}}
$ kubectl -n istio-system get svc prometheus $ kubectl -n istio-system get svc prometheus
NAME CLUSTER-IP EXTERNAL-IP PORT(S) AGE NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
prometheus 10.59.241.54 <none> 9090/TCP 2m prometheus ClusterIP 10.100.250.202 <none> 9090/TCP 103s
{{< /text >}} {{< /text >}}
1. Verify that the Grafana service is running in your cluster. 1. Verify that the Grafana service is running in your cluster.
@ -41,8 +42,8 @@ the example application throughout this task.
{{< text bash >}} {{< text bash >}}
$ kubectl -n istio-system get svc grafana $ kubectl -n istio-system get svc grafana
NAME CLUSTER-IP EXTERNAL-IP PORT(S) AGE NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
grafana 10.59.247.103 <none> 3000/TCP 2m grafana ClusterIP 10.103.244.103 <none> 3000/TCP 2m25s
{{< /text >}} {{< /text >}}
1. Open the Istio Dashboard via the Grafana UI. 1. Open the Istio Dashboard via the Grafana UI.
@ -50,7 +51,7 @@ the example application throughout this task.
In Kubernetes environments, execute the following command: In Kubernetes environments, execute the following command:
{{< text bash >}} {{< text bash >}}
$ kubectl -n istio-system port-forward $(kubectl -n istio-system get pod -l app=grafana -o jsonpath='{.items[0].metadata.name}') 3000:3000 & $ istioctl dashboard grafana
{{< /text >}} {{< /text >}}
Visit [http://localhost:3000/dashboard/db/istio-mesh-dashboard](http://localhost:3000/dashboard/db/istio-mesh-dashboard) in your web browser. Visit [http://localhost:3000/dashboard/db/istio-mesh-dashboard](http://localhost:3000/dashboard/db/istio-mesh-dashboard) in your web browser.