Impact Score: 5/10
MinIO: Minor Bugfix 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.2021-08-31T05-46-54Z. 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.
✨ New Features & Capabilities (1)
- add healing workers support to parallelize healing (#13081) (08/26/21) (Harshavardhana)
⚡ Performance & Enhancements (2)
- Performance improvements in ILM transition and expiration refer #13081 #13079 #13091
- Performance improvements in PUT operations refer #13108 #13087 #13109
🔧 Bug Fixes & Patches (6)
- fix: missing close on error for keepAlive connections (#13109) (08/30/21) (Klaus Post)
- fix: build on illumos (Solaris) (#13097) (08/30/21) (Dominik Hassler)
- lock: Fix Refresh logic with multi resources lock (#13092) (08/27/21) (Anis Elleuch)
- fix: hanging operations on PUT with slow IO (#13087) (08/27/21) (Klaus Post)
- fix: svc accounts cannot have same name as parent/targetUser (#13082) (08/26/21) (Harshavardhana)
- fix: make healObject() make non-blocking (#13071) (08/25/21) (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.
- Performance improvements in ILM transition and expiration refer #13081 #13079 #13091
- Performance improvements in PUT operations refer #13108 #13087 #13109
- Service accounts now reject, account name collisions for various scenarios refer #13082
- **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
- init() globalAPIConfig only once (08/30/21) (Harshavardhana)
- fix: missing close on error for keepAlive connections (#13109) (08/30/21) (Klaus Post)
- fix: build on illumos (Solaris) (#13097) (08/30/21) (Dominik Hassler)
- Tweak readall allocation and renameData buffer reuse (#13108) (08/30/21) (Klaus Post)
- verify all nodes have same ENVs in bootstrap (#13096) (08/30/21) (Harshavardhana)
- reduce extra getObjectInfo() calls during ILM transition (#13091) (08/27/21) (Harshavardhana)
- lock: Fix Refresh logic with multi resources lock (#13092) (08/27/21) (Anis Elleuch)
- fix: hanging operations on PUT with slow IO (#13087) (08/27/21) (Klaus Post)
- locks: Ensure local lock removal after a failed refresh (#12979) (08/27/21) (Anis Elleuch)
- fix: svc accounts cannot have same name as parent/targetUser (#13082) (08/26/21) (Harshavardhana)
- add healing workers support to parallelize healing (#13081) (08/26/21) (Harshavardhana)
- Check pathlength before reading metadata (#13080) (08/26/21) (Poorna Krishnamoorthy)
- refactor healing to remove certain structs (#13079) (08/26/21) (Harshavardhana)
- rename zones to pools in helm-chart (#13073) (08/26/21) (Harshavardhana)
- fix: make healObject() make non-blocking (#13071) (08/25/21) (Harshavardhana)
- fix: helm service release and update to v1.0.5 (08/25/21) (Harshavardhana)
- fsOpenFile: Close on error (#13064) (08/25/21) (Klaus Post)
- Synchronize bucket cycle numbers (#13058) (08/25/21) (Klaus Post)
- fix: remove any internal metadata keys from notification (#13062) (08/24/21) (Harshavardhana)
- update helm version to v1.0.4 (08/24/21) (Harshavardhana)