> For the complete documentation index, see [llms.txt](https://hyperhq.gitbook.io/docs-hyper-sh/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hyperhq.gitbook.io/docs-hyper-sh/index-2/index/index-7/logs.md).

# logs

## func logs

```
Usage:    hyper func logs [OPTIONS] NAME

Retrieve the logs of a function

    --callid           Only retrieve specific logs of CallId
    -f, --follow       Follow log output
    --help             Print usage
    --tail=all         Number of lines to show from the end of the logs
```

## Examples

**Fetch logs of a function:**

```
$ hyper func logs -f --callid 218b7b10-e7f1-4c48-ac3c-66792f8ffc06 helloworld
2017-03-16T15:05:58Z [CALL] CallId: 218b7b10-e7f1-4c48-ac3c-66792f8ffc06, ShortStdin: 
2017-03-16T15:05:58Z [PENDING] CallId: 218b7b10-e7f1-4c48-ac3c-66792f8ffc06
2017-03-16T15:06:04Z [RUNNING] CallId: 218b7b10-e7f1-4c48-ac3c-66792f8ffc06
2017-03-16T15:06:10Z [FINISHED] CallId: 218b7b10-e7f1-4c48-ac3c-66792f8ffc06, ShortStdout: HelloWorld
, ShortStderr: 
```

**Notes**

* `ShortStdin, ShortStdout, ShortStderr` is the first 255 bytes of `STDIN, STDOUT, STDERR`.
* Each function includes 50MB of logs space (with rotation).