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Minor tweaks to README

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Nigel Deakin
2017-10-09 10:42:44 +01:00
parent 99bbe834bd
commit 1c65233db2
1 changed files with 4 additions and 4 deletions
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examples/grafana/README.md
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@@ -4,9 +4,9 @@ The Fn server exports metrics using [Prometheus](https://prometheus.io/). This a
<img src="../../docs/assets/GrafanaDashboard.png" width="800"> <img src="../../docs/assets/GrafanaDashboard.png" width="800">
## Start a fn server and deploy some functions ## Start an Fn server and deploy some functions
This example requires a Fn server to be running and that you have deployed one or more functions. This example requires an Fn server to be running and that you have deployed one or more functions.
See the [front page](/README.md) or any of the other examples for instructions. See the [front page](/README.md) or any of the other examples for instructions.
The steps below assume that the Fn server is running at `localhost:8080`. The steps below assume that the Fn server is running at `localhost:8080`.
@@ -49,7 +49,7 @@ scrape_configs:
scrape_interval: 5s scrape_interval: 5s
static_configs: static_configs:
# Specify all the fn servers from which metrics will be scraped # Specify all the Fn servers from which metrics will be scraped
- targets: ['localhost:8080'] # Uses /metrics by default - targets: ['localhost:8080'] # Uses /metrics by default
``` ```
Note the last line. This specifies the host and port of the Fn server from which metrics will be obtained. Note the last line. This specifies the host and port of the Fn server from which metrics will be obtained.
@@ -63,7 +63,7 @@ docker run --name=prometheus -d -p 9090:9090 \
``` ```
Note: The parameter `` --add-host="localhost:`route | grep default | awk '{print $2}'`" `` means that Prometheus can use localhost to refer to the host. (The expression `` `route | grep default | awk '{print $2}'` `` returns the IP of the host). Note: The parameter `` --add-host="localhost:`route | grep default | awk '{print $2}'`" `` means that Prometheus can use localhost to refer to the host. (The expression `` `route | grep default | awk '{print $2}'` `` returns the IP of the host).
Open a browser on Prometheus's graph tool at [http://localhost:9090/graph](http://localhost:9090/graph). If you wish you can use this to view metrics and display metrics from the fn server: see the [Prometheus](https://prometheus.io/) documentation for instructions. Alternatively continue with the next step to view a ready-made set of graphs in Grafana. Open a browser on Prometheus's graph tool at [http://localhost:9090/graph](http://localhost:9090/graph). If you wish you can use this to view metrics and display metrics from the Fn server: see the [Prometheus](https://prometheus.io/) documentation for instructions. Alternatively continue with the next step to view a ready-made set of graphs in Grafana.
## Start Grafana and load the example dashboard ## Start Grafana and load the example dashboard