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Clarify some instructions (#495) 

* Clarify some instructions

* direction

Co-authored-by: LM <lemai>
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Leon Mai 2020-04-02 10:41:26 -07:00 committed by GitHub
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howto/setup-monitoring-tools/setup-fluentd-es-kibana.md
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@ -1,4 +1,4 @@
# Set up Fleuntd, Elastic search, and Kibana in Kubernetes # Set up Fluentd, Elastic search, and Kibana in Kubernetes
This document descriebs how to install Fluentd, Elastic Search, and Kibana to search logs in Kubernetes This document descriebs how to install Fluentd, Elastic Search, and Kibana to search logs in Kubernetes
@ -32,6 +32,14 @@ helm repo update
3. Install Elastic Search using Helm 3. Install Elastic Search using Helm
By default the chart creates 3 replicas which must be on different nodes. If your cluster has less than 3 nodes, specify a lower number of replicas. For example, this sets it to 1:
```
helm install elasticsearch elastic/elasticsearch -n dapr-monitoring --set replicas=1
```
Otherwise:
```bash ```bash
helm install elasticsearch elastic/elasticsearch -n dapr-monitoring helm install elasticsearch elastic/elasticsearch -n dapr-monitoring
``` ```
@ -62,14 +70,20 @@ kibana-kibana-95bc54b89-zqdrk 1/1 Running 0 4m21s
1. Install config map and Fluentd as a daemonset 1. Install config map and Fluentd as a daemonset
> Note: If you are running Fluentd in your cluster, please enable the nested json parser to parse JSON formatted log from Dapr. Navigate to the following path if you're not already there (the one this document is in):
```
docs/howto/setup-monitoring-tools
```
> Note: If you already have Fluentd running in your cluster, please enable the nested json parser to parse JSON formatted log from Dapr.
```bash ```bash
kubectl apply -f ./fluentd-config-map.yaml kubectl apply -f ./fluentd-config-map.yaml
kubectl apply -f ./fluentd-dapr-with-rbac.yaml kubectl apply -f ./fluentd-dapr-with-rbac.yaml
``` ```
2. Ensure that Fluentd is running as a daemonset 2. Ensure that Fluentd is running as a daemonset; the number of instances should be the same as the number of cluster nodes. In the example below we only have 1 node.
```bash ```bash
kubectl get pods -n kube-system -w kubectl get pods -n kube-system -w
@ -86,6 +100,8 @@ fluentd-sdrld 1/1 Running 0 14s
1. Install Dapr with enabling JSON-formatted logs 1. Install Dapr with enabling JSON-formatted logs
```bash ```bash
helm repo add dapr https://daprio.azurecr.io/helm/v1/repo
helm repo update
helm install dapr dapr/dapr --namespace dapr-system --set global.logAsJson=true helm install dapr dapr/dapr --namespace dapr-system --set global.logAsJson=true
``` ```