Import trace data from Log Service to Grafana - Application| Alibaba Cloud Documentation Center

Grafana provides a comprehensive user interface (UI). This topic describes how to import trace data from Log Service to Grafana for visualized analysis.

Prerequisites

Grafana 8.0.0 or a later version is installed. For more information, see Install Grafana.

Note In this topic, Grafana 8.0.6 that runs on a Linux operating system is used as an example.
Trace data is collected. For more information, see Overview.
The project package that contains the Log Service plug-in is downloaded.

Step 1: Install the Log Service plug-in

The following procedure describes how to install the Log Service plug-in for Grafana:

Run the following commands to decompress the project package to the plug-in directory of Grafana.
- If Grafana is installed by using a YUM repository or an RPM package, run the following command:
```
unzip aliyun-log-grafana-datasource-plugin-master.zip -d /var/lib/grafana/plugins
```
- If Grafana is installed by using a .tar.gz file, run the following command:
  {PATH_TO} specifies the installation directory of Grafana.
```
unzip aliyun-log-grafana-datasource-plugin-master.zip -d {PATH_TO}/grafana-8.0.6/data/plugins
```
Modify the configuration file of Grafana.
1. Open the configuration file.
  - If Grafana is installed by using a YUM repository or an RPM package, open the /etc/grafana/grafana.ini file.
  - If Grafana is installed by using a .tar.gz file, open the {PATH_TO}/grafana-8.0.6/conf/defaults.ini file.
2. Find [plugins] in the configuration file to configure the allow_loading_unsigned_plugins parameter.
```
allow_loading_unsigned_plugins = aliyun-log-service-datasource
```
Restart the Grafana service.
1. Run the kill command to terminate the Grafana process.
2. Run the following commands to start the Grafana service:
  - If Grafana is installed by using a YUM repository or an RPM package, run the following command:
```
systemctl restart grafana-server
```
  - If Grafana is installed by using a .tar.gz file, run the following command:
```
./bin/grafana-server web
```

Step 2: Add a data source for Grafana

The following procedure describes how to add the Log Service plug-in as a data source for Grafana:

Log on to Grafana.
In the left-side navigation pane, choose > Data Sources.
On the Data Sources tab, click Add data source.
On the Add data source page, click Select in the LogService card.

Configure the data source.

The following table describes the parameters.


Parameter	Description
Name	The name of the data source.
Default	The Default switch. In this example, turn on the switch.
Endpoint	The endpoint of the Log Service project. Example: `http://cn-qingdao.log.aliyuncs.com`. Enter an endpoint based on your business requirements. For more information, see Endpoints.
Project	The name of the project.
Logstore	The name of the Logstore.
AccessKeyId	The AccessKey ID provided by Alibaba Cloud. The AccessKey ID is used to identify the user. To ensure the security of your account, we recommend that you use the AccessKey pair of a RAM user. For more information about how to obtain an AccessKey pair, see AccessKey pair.
AccessKeySecret	The AccessKey secret provided by Alibaba Cloud. The AccessKey secret is used to authenticate the key of the user. To ensure the security of your account, we recommend that you use the AccessKey pair of a RAM user. For more information about how to obtain an AccessKey pair, see AccessKey pair.

Click Save & Test.

Step 3: View imported trace data

The following procedure describes how to view the trace data imported from Log Service:

In the left-side navigation pane, choose > Explore.
In the upper-left corner of the Explore page, select the data source.
Enter trace in the xcol(time) field. Then, click Run query in the upper-right corner.