---
title: stack kb security-detections-api create-alerts-migration cli command
description: Initiate a detection alert migration Behaviour flags: --dry-run — validate all inputs and exit without performing any action 
url: https://www.elastic.co/elastic/docs-builder/docs/4493/reference/elastic-cli/cli/stack/kb/security-detections-api/create-alerts-migration
applies_to:
  - Elastic Cloud Serverless: Preview
  - Elastic Stack: Preview
---

# stack kb security-detections-api create-alerts-migration cli command
<cli-modifiers>
</cli-modifiers>

```bash
elastic stack kb security-detections-api create-alerts-migration \
  --index <index> \
  [options]
```

Initiate a detection alert migration
**Behaviour flags:**
`--dry-run` — validate all inputs and exit without performing any action

## Options

<definitions>
  <definition term="--index string[] required">
    Array of index names to migrate.
    **Repeatable:** pass `--index` multiple times to supply more than one value
  </definition>
  <definition term="--requests-per-second number">
    The throttle for the migration task in sub-requests per second. Corresponds to requests_per_second on the Reindex API.
  </definition>
  <definition term="--size number">
    Number of alerts to migrate per batch. Corresponds to the source.size option on the Reindex API.
  </definition>
  <definition term="--slices number">
    The number of subtasks for the migration task. Corresponds to slices on the Reindex API.
  </definition>
  <definition term="--input-file string">
    path to a JSON file to use as command input
  </definition>
  <definition term="--dry-run">
    validate all inputs and exit without performing any action (preview changes without applying them)
  </definition>
  <definition term="--no-validate">
    skip input validation and send the request as-is
  </definition>
</definitions>


## Global Options

<definitions>
  <definition term="--output-fields string">
    comma-separated list of fields to include in output (dot-notation supported)
  </definition>
  <definition term="--output-template string">
    Mustache-like template for custom text output (e.g. "{{id}}: {{name}}")
  </definition>
  <definition term="--json">
    output as JSON
  </definition>
</definitions>