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.

Compatibility not verified — check source notes

📄 .MD

✨ Features 1 🔧 Bug Fixes 6

⚡ Executive Summary (TL;DR)

MinIO RELEASE.2021-01-05T05-22-38Z. Source highlight: do not use large buffers if not necessary. See (#11220, #11213) for more details.

Visit MinIO Official Site ↗ Official Release Source ↗ All MinIO Releases 📡 MinIO RSS

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)

feat: Small object optimization read data in single bulk call (#11207) (01/03/21) (Harshavardhana)

🔧 Bug Fixes & Patches (6)

fix: calculate prometheus disks_offline/disks_total correctly. See (#11215) for more details.
fix: admin trace throttled requests. See (#11192) for more details.
fix: calculate prometheus disks_offline/disks_total correctly (#11215) (01/04/21) (Harshavardhana)
fix: missing CopyObjectPart maxClients reorder (01/01/21) (Harshavardhana)
fix: log once updating dataUsageCache versions (#11190) (12/31/20) (Harshavardhana)
Fix caddy project url (#11198) (12/31/20) (Baptiste Mille-Mathias)

📄 View Raw Release Notes (Original Developer Log)

## Highlights - do not use large buffers if not necessary. See (#11220, #11213) for more details. - Minor optimizations in handlers. See (#11211, #11217) for more details. - remove/deprecate crawler disable environment. See (#11214) for more details. - fix: calculate prometheus disks_offline/disks_total correctly. See (#11215) for more details. - Optimizations to Get and Head object APIs. See (#11200, #11201, #11204, #11207) for more details. - fix: admin trace throttled requests. See (#11192) for more details. ## Changelog - do not use large buffers if not necessary (#11220) (01/04/21) (Harshavardhana) - handlers: Avoid initializing a struct in each handler call (#11217) (01/04/21) (Anis Elleuch) - remove/deprecate crawler disable environment (#11214) (01/04/21) (Harshavardhana) - fix: calculate prometheus disks_offline/disks_total correctly (#11215) (01/04/21) (Harshavardhana) - tracing: NumSubscribers() to use atomic instead of mutex (#11219) (01/04/21) (Anis Elleuch) - handlers: Little bit more optimizations (#11211) (01/04/21) (Anis Elleuch) - erasure: avoid io.Copy in hotpaths to reduce allocation (#11213) (01/03/21) (Harshavardhana) - feat: Small object optimization read data in single bulk call (#11207) (01/03/21) (Harshavardhana) - parentDirIsObject() to return quickly with inexistant parent (#11204) (01/02/21) (Anis Elleuch) - xl: Remove check-dir in ReadVersion (#11200) (01/02/21) (Anis Elleuch) - fix: missing CopyObjectPart maxClients reorder (01/01/21) (Harshavardhana) - trace: Reorder http/trace maxClients wrapping for correct tracing (#11202) (01/02/21) (Anis Elleuch) - xl-storage: Do not stat bucket assuming the object exists (#11201) (01/01/21) (Anis Elleuch) - fix: log once updating dataUsageCache versions (#11190) (12/31/20) (Harshavardhana) - Fix caddy project url (#11198) (12/31/20) (Baptiste Mille-Mathias) - fix: admin trace throttled requests (#11192) (12/30/20) (Ritesh H Shukla) - Reduce logging when peer is offline (#11184) (12/30/20) (Ritesh H Shukla) - update release Dockerfile string (12/30/20) (Harshavardhana) - chore: enabled syntax highlighting in docs (#11182) (12/30/20) (0xflotus) - fix: docs typo in object lock docs (#11181) (12/29/20) (Ravind Kumar)

← Older Version MinIO RELEASE.2020-12-29T23-29-29Z Newer Version → MinIO RELEASE.2021-01-08T21-18-21Z