> ## Documentation Index
> Fetch the complete documentation index at: https://otel.fyi/llms.txt
> Use this file to discover all available pages before exploring further.

# Ack

> OpenTelemetry extension for Ack

# Ack Extension

![Status](https://img.shields.io/badge/status-alpha-red)

**Available in:** `contrib`, `k8s`

**Maintainers:** [@splunkericl](https://github.com/splunkericl)

**Source:** [opentelemetry-collector-contrib](https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/extension/ackextension)

## Overview

## Configuration

```yaml theme={null}
extensions:
  ack:
    storage:
    max_number_of_partition: 1000000
    max_number_of_pending_acks_per_partition: 1000000

receivers:
  splunk_hec:
    ack_extension: ack

service:
  extensions: [ack]
  pipelines:
    logs:
      receivers: [splunk_hec]
```

## Configuration

### Example Configuration

```yaml theme={null}
ack:

ack/withmemorystorage:
  storage:


ack/withpersistentstorage:
  storage: file_storage/otc
  max_number_of_partition: 200000
  max_number_of_pending_acks_per_partition: 3000000
```

***

*Last generated: 2026-07-06*