Impact Score: 5/10
MinIO: Minor Bug Fix Release
Source available — automated, not human-reviewed
Component: minio · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
⚡ Executive Summary (TL;DR)
MinIO RELEASE.2021-08-20T18-32-01Z. Source highlight: Click here to download the latest version of MinIO.
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚡ Performance & Enhancements (2)
- Metacache improvements. See (#13005, #12996) for more details.
- List improvements. See (#12885, #13000) for more details.
🔧 Bug Fixes & Patches (4)
- fix: use transition/replication fields in metadata quorum calculation. See (#13010) for more details.
- fix: use transition/replication fields in FileInfo quorum calculation (#13010) (08/19/21) (Krishnan Parthasarathi)
- fix: enable go1.17 github ci/cd (#12997) (08/18/21) (Harshavardhana)
- fix: all levels deep flat key match (#12996) (08/18/21) (Harshavardhana)
📄 View Raw Release Notes (Original Developer Log)
## Highlights
- Click [here](https://min.io/download) to download the latest version of MinIO.
- Click [here](https://min.io/pricing) for production support.
- populate additional claims for prometheus endpoint. See (#13011) for more details.
- fix: use transition/replication fields in metadata quorum calculation. See (#13010) for more details.
- Lock while creating buckets. See (#12999) for more details.
- Metacache improvements. See (#13005, #12996) for more details.
- List improvements. See (#12885, #13000) for more details.
- **NOTE**: It is advised that anyone upgrading from any release from 2020 should directly upgrade to
RELEASE.2021-06-07T21-40-51Z - (*or any release prior to RELEASE.2021-05-11T23-27-41Z so that
you can then directly upgrade to RELEASE.2021-06-07T21-40-51Z or later*). A healing issue that leads
to premature truncation of objects when healing legacy content before versioning was introduced
refer #12459, #12410, and #12451
## Changelog
- populate additional claims for prometheus endpoint (#13011) (08/20/21) (Harshavardhana)
- fix: use transition/replication fields in FileInfo quorum calculation (#13010) (08/19/21) (Krishnan Parthasarathi)
- Lock while creating buckets (#12999) (08/19/21) (Klaus Post)
- use renameAll instead of deleteAll for metacache-manager (#13005) (08/19/21) (Harshavardhana)
- fix: enable go1.17 github ci/cd (#12997) (08/18/21) (Harshavardhana)
- xl walk: Limit walk concurrent IO (#12885) (08/19/21) (Klaus Post)
- listObjects optimized to handle max-keys=1 when prefix is object (#13000) (08/18/21) (Harshavardhana)
- fix: all levels deep flat key match (#12996) (08/18/21) (Harshavardhana)