---
title: fastly log-tail
summary: Tail Compute logs
url: https://www.fastly.com/documentation/reference/cli/log-tail
---

Tail Compute logs

## Flags

| Flag | Description | Required | Default |
|------|-------------|----------|----------|
| `--service-id` | Service ID (falls back to FASTLY_SERVICE_ID, then fastly.toml) | No | - |
| `--service-name` | The name of the service | No | - |
| `--from` | From time, in Unix seconds | No | - |
| `--to` | To time, in Unix seconds | No | - |
| `--sort-buffer` | Duration of sort buffer for received logs | No | 1s |
| `--search-padding` | Time beyond from/to to consider in searches | No | 2s |
| `--stream` | Output: stdout, stderr, both (default) | No | - |
| `--timestamps` | Print timestamps with logs | No | - |

## Global options

| Flag | Description | Required | Default |
|------|-------------|----------|----------|
| `--help` | Show context-sensitive help. | No | - |
| `--accept-defaults` | Accept default options for all interactive prompts apart from Yes/No confirmations | No | - |
| `--auto-yes` | Answer yes automatically to all Yes/No confirmations. This may suppress security warnings | No | - |
| `--debug-mode` | Print API request and response details (NOTE: can disrupt the normal CLI flow output formatting) | No | - |
| `--non-interactive` | Do not prompt for user input - suitable for CI processes. Equivalent to --accept-defaults and --auto-yes | No | - |
| `--quiet` | Silence all output except direct command output. This won't prevent interactive prompts (see: --accept-defaults, --auto-yes, --non-interactive) | No | - |
| `--token` | Fastly API token, or name of a stored auth token (use 'default' for the default token). Falls back to FASTLY_API_TOKEN env var | No | - |
| `--verbose` | Verbose logging | No | - |