# MinIO RELEASE.2020-02-27T00-23-05Z — Release & Upgrade Intelligence
- **Product:** MinIO (https://min.io)
- **Version:** RELEASE.2020-02-27T00-23-05Z
- **Released:** Feb 27, 2020
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/minio/updates/RELEASE.2020-02-27T00-23-05Z/

## Executive Summary (TL;DR)
MinIO RELEASE.2020-02-27T00-23-05Z. Source highlight: **Breaking Change** Use bulk locks in Multi-object delete. See(#8974 ) for more details.

## Breaking Changes & Deprecations
- - **Breaking Change** Use bulk locks in Multi-object delete. See(#8974 ) for more details.

## New Features
- Add cache eviction watermarks. See (#8958) for more details.
- Add a generic Walk()'er to list a bucket, optionally prefix (#9026) (02/25/20)
- Add cache eviction low and high watermarks (#8958) (02/23/20)
- Add all supported scopes from discovery doc (#9015) (02/21/20)

## Bug Fixes
- Fix panic in StorageInfo call (#9050) (02/26/20)
- Fix sporadic failure in TestDiskCacheMaxUse (#9049) (02/26/20)
- fix: avoid double ListBuckets() loading object lock (#9031) (02/24/20)
- fix: Speed up multi-object delete by taking bulk locks (#8974) (02/21/20)