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docs: update grafana readme #4550

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Aug 13, 2024
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docs: update grafana readme #4550

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docs: update grafana readme
evenyag Aug 13, 2024
48d89c0
docs: simplify example
evenyag Aug 13, 2024
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22 changes: 5 additions & 17 deletions grafana/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ Please ensure the following configuration before importing the dashboard into Gr

__1. Prometheus scrape config__

Assign `greptime_pod` label to each host target. We use this label to identify each node instance.
Configure Prometheus to scrape the cluster.

```yml
# example config
Expand All @@ -34,27 +34,15 @@ Assign `greptime_pod` label to each host target. We use this label to identify e
scrape_configs:
- job_name: metasrv
static_configs:
- targets: ['<ip>:<port>']
labels:
greptime_pod: metasrv
- targets: ['<metasrv-ip>:<port>']

- job_name: datanode
static_configs:
- targets: ['<ip>:<port>']
labels:
greptime_pod: datanode1
- targets: ['<ip>:<port>']
labels:
greptime_pod: datanode2
- targets: ['<ip>:<port>']
labels:
greptime_pod: datanode3
- targets: ['<datanode0-ip>:<port>', '<datanode1-ip>:<port>', '<datanode2-ip>:<port>']

- job_name: frontend
static_configs:
- targets: ['<ip>:<port>']
labels:
greptime_pod: frontend
- targets: ['<frontend-ip>:<port>']
```

__2. Grafana config__
Expand All @@ -63,4 +51,4 @@ Create a Prometheus data source in Grafana before using this dashboard. We use `

### Usage

Use `datasource` or `greptime_pod` on the upper-left corner to filter data from certain node.
Use `datasource` or `instance` on the upper-left corner to filter data from certain node.