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.2021-05-18T00-53-28Z. 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 (2)
- add io.ErrUnexpectedEOF for config retriable errors (#12309) (05/17/21) (Harshavardhana)
- feat: distributed setup can start now with default credentials (#12303) (05/17/21) (Harshavardhana)
⚡ Performance & Enhancements (2)
- Improvements to bloom filter. See (#12305, #12302) for more details.
- Memory usage improvements to disk usage. See (#12311) for more details.
🔧 Bug Fixes & Patches (4)
- fix: IAM migration on upgrade. See (#12312) for more details.
- Few more bugs observed during upgrade from older version. See (#12309, #12253) for more details.
- fix: de-couple IAM migration and loading context from lock context (#12312) (05/17/21) (Harshavardhana)
- Fix hanging erasure writes (#12253) (05/17/21) (Klaus Post)
📄 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.
- Improvements to bloom filter. See (#12305, #12302) for more details.
- Memory usage improvements to disk usage. See (#12311) for more details.
- fix: IAM migration on upgrade. See (#12312) for more details.
- Allow distributed setup to start with default credentials. See (#12303) for more details.
- Few more bugs observed during upgrade from older version. See (#12309, #12253) for more details.
## Changelog
- reduce allocations on multi-disk clusters (#12311) (05/17/21) (Harshavardhana)
- fix: de-couple IAM migration and loading context from lock context (#12312) (05/17/21) (Harshavardhana)
- add io.ErrUnexpectedEOF for config retriable errors (#12309) (05/17/21) (Harshavardhana)
- feat: distributed setup can start now with default credentials (#12303) (05/17/21) (Harshavardhana)
- Fix hanging erasure writes (#12253) (05/17/21) (Klaus Post)
- Update probabilities for bloom filter. (#12305) (05/17/21) (Klaus Post)
- remove more duplicate bloom filter trackers (#12302) (05/17/21) (Harshavardhana)