redis/example/otel/README.md

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# Example for go-redis OpenTelemetry instrumentation
This example demonstrates how to monitor Redis using OpenTelemetry and
[Uptrace](https://github.com/uptrace/uptrace). It requires Docker to start Redis Server and Uptrace.
See
[Monitoring Go Redis Performance and Errors](https://redis.uptrace.dev/guide/go-redis-monitoring.html)
for details.
**Step 1**. Download the example using Git:
```shell
git clone https://github.com/go-redis/redis.git
cd example/otel
```
**Step 2**. Start the services using Docker:
```shell
docker-compose up -d
```
**Step 3**. Make sure Uptrace is running:
```shell
docker-compose logs uptrace
```
**Step 4**. Run the Redis client example and Follow the link to view the trace:
```shell
go run client.go
trace: http://localhost:14318/traces/ee029d8782242c8ed38b16d961093b35
```
![Redis trace](./image/redis-trace.png)
You can also open Uptrace UI at [http://localhost:14318](http://localhost:14318) to view available
spans, logs, and metrics.
## Redis monitoring
You can also [monitor Redis performance](https://uptrace.dev/opentelemetry/redis-monitoring.html)
metrics By installing OpenTelemetry Collector.
[OpenTelemetry Collector](https://uptrace.dev/opentelemetry/collector.html) is an agent that pulls
telemetry data from systems you want to monitor and sends it to APM tools using the OpenTelemetry
protocol (OTLP).
When telemetry data reaches Uptrace, it automatically generates a Redis dashboard from a pre-defined
template.
![Redis dashboard](./image/metrics.png)
## Links
- [Uptrace open-source APM](https://uptrace.dev/get/open-source-apm.html)
- [OpenTelemetry Go instrumentations](https://uptrace.dev/opentelemetry/instrumentations/?lang=go)
- [OpenTelemetry Go Tracing API](https://uptrace.dev/opentelemetry/go-tracing.html)