# MinIO RELEASE.2020-03-25T07-03-04Z — Release & Upgrade Intelligence
- **Product:** MinIO (https://min.io)
- **Version:** RELEASE.2020-03-25T07-03-04Z
- **Released:** Mar 25, 2020
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/minio/updates/RELEASE.2020-03-25T07-03-04Z/

## Executive Summary (TL;DR)
MinIO RELEASE.2020-03-25T07-03-04Z. Source highlight: **Breaking Change** related to multiple LDAP OU support, so rolling upgrade is not supported.

## Breaking Changes & Deprecations
- - **Breaking Change** related to multiple LDAP OU support, so rolling upgrade is not supported.

## New Features
- Add rate limiter for S3 API layer. See (#9196) for more details.
- Add support for self-healing related metrics in Prometheus (#9079) (03/24/20)
- Add rate limiter for S3 API layer (#9196) (03/24/20)
- Add response header timeouts (#9170) (03/21/20)
- Add madmin package context support (#9172) (03/20/20)
- added support for SASL/SCRAM on Kafka bucket notifications. (#9168) (03/20/20)

## Improvements
- Notification improvements. See (#9188, #9168) for more details,
- Improve connectDisks() performance (#9203) (03/24/20)

## Bug Fixes
- fix: optimize isConnected to avoid url.String() conversions (#9202) (03/24/20)
- fix: docs remove goreportcard, its deprecated (03/24/20)
- fix: throttling of events during their replay (#9188) (03/23/20)
- fix: log only catastrophic errors in prepare storage (#9189) (03/23/20)
- fix: deprecate TestDiskCache test from unit tests (#9187) (03/22/20)
- fix: implement splunk specific listObjects when delimiter=guidSplunk (#9186) (03/22/20)