These changes are reflected in the following Kubernetes enhancements:

This release also includes [Topology Aware Volume Scheduling](https://github.com/kubernetes/enhancements/issues/490) for local persistent volumes, the stable release of [Detailed storage metrics of internal state](https://github.com/kubernetes/enhancements/issues/496), and beta support for [Out-of-tree CSI Volume Plugins](https://github.com/kubernetes/enhancements/issues/178).

* StorageObjectInUseProtection is now GA ([ref](https://github.com/kubernetes/enhancements/issues/498)) and ([ref](https://github.com/kubernetes/enhancements/issues/499))

#### Graduated to Beta

* Supporting out-of-tree/external cloud providers is now considered beta ([ref](https://github.com/kubernetes/enhancements/issues/88))

# Maintenance Mode

**This project is currently under maintenance and is not accepting new changes.**

- The codebase is in a maintenance-only state
- No new features, enhancements, or pull requests will be accepted
- Critical security fixes may be evaluated on a case-by-case basis
- Existing issues and pull requests will not be actively reviewed
- Community support continues on a best-effort basis through [Slack](https://slack.min.io)

* [alpha] Add the Hardware Device Plugins API. ([#368](https://github.com/kubernetes/enhancements/issues/368), [[@jiayingz](https://github.com/jiayingz)], [[@RenaudWasTaken](https://github.com/RenaudWasTaken)])

* [stable] Upgrade cAdvisor to v0.27.1 with the enhancement for node monitoring. [[@dashpole](https://github.com/dashpole)]

    private final AtomicLong leaseUpgrades = new AtomicLong();
    private final AtomicLong leaseDowngrades = new AtomicLong();
    
    // Getters and increment methods
}
```

## 12. Future Enhancements

1. **Directory Leases**: Extend lease support for directories
2. **Lease Key Persistence**: Save lease keys for reconnection
3. **Parent-Child Relationships**: Implement hierarchical leases

## What’s New (Major Themes)

We’re pleased to announce the delivery of Kubernetes 1.16, our third release of 2019! Kubernetes 1.16 consists of 31 enhancements: 8 enhancements moving to stable, 8 enhancements in beta, and 15 enhancements in alpha.

The main themes of this release are:

* [alpha] Adds support of container metrics in CRI ([docs PR](https://github.com/kubernetes/community/pull/742)) ([kubernetes/features#290](https://github.com/kubernetes/enhancements/issues/290))

### OpenAPI v3

Kubernetes 1.24 offers beta support for publishing its APIs in the [OpenAPI v3 format](https://github.com/kubernetes/enhancements/issues/2896).

### Storage Capacity and Volume Expansion Are Generally Available

[Storage capacity tracking](https://github.com/kubernetes/enhancements/issues/1472)

Storage promoted the [Kubernetes volume topology feature](https://github.com/kubernetes/enhancements/issues/490) to beta. This enables Kubernetes to understand and act intelligently on volume accessibility information (such as the “zone” a cloud volume is provisioned in, the “rack” that a SAN array is accessible from, and so on).

The [dynamic maximum volume count](https://github.com/kubernetes/enhancements/issues/554) feature was also moved to beta. This enables a volume plugin to specify...