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mountpoint-s3-1.21.0

GargantuaX/gemini-watermark-removermountpoint-s3-1.21.0Oct 30, 2025by github-actions[bot]

AI Summary

This release adds OpenTelemetry Protocol (OTel) support for metrics and improves operational visibility by changing the default logging level from WARN to INFO.

Key Highlights

  • Adds support for exporting metrics using OpenTelemetry Protocol (OTel).
  • Changes the default logging level from WARN to INFO.
  • Fixes 'file does not exist' errors occurring during concurrent directory listing operations.
  • Updates FUSE and S3 request metric names and formats for consistency.

New Features

  • OpenTelemetry Protocol (OTel) metrics export support

Full Release Notes

### New features

* Mountpoint for Amazon S3 adds support for exporting metrics using OTel Protocol. See [METRICS documentation](https://github.com/awslabs/mountpoint-s3/blob/main/doc/METRICS.md). ([#1685](https://github.com/awslabs/mountpoint-s3/pull/1685))

### Other changes

* Change default logging level from WARN to INFO to improve visibility of Mountpoint operational messages. ([#1605](https://github.com/awslabs/mountpoint-s3/pull/1605), [#1668](https://github.com/awslabs/mountpoint-s3/pull/1668))
* Change FUSE and S3 request metric names in logs. ([#1630](https://github.com/awslabs/mountpoint-s3/pull/1630), [#1653](https://github.com/awslabs/mountpoint-s3/pull/1653))
* Change metric logging format to add metric units. ([#1677](https://github.com/awslabs/mountpoint-s3/pull/1677))
* Fixed "file does not exist" errors during concurrent directory listing operations. ([#1648](https://github.com/awslabs/mountpoint-s3/pull/1648))

> [!NOTE]
> Mountpoint is available directly in the Amazon Linux 2023 repository since [AL2023 version 2023.9.20251110](https://docs.aws.amazon.com/linux/al2023/release-notes/relnotes-2023.9.20251110.html) and can be installed through the package manager with `sudo dnf install mount-s3` (see [detailed instructions](https://github.com/awslabs/mountpoint-s3/blob/main/doc/INSTALL.md#amazon-linux-2023-al2023)). 

## Binaries
### x86_64
* RPM: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.rpm
* RPM signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.rpm.asc
* RPM (SUSE): https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.suse.rpm
* RPM (SUSE) signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.suse.rpm.asc
* DEB: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.deb
* DEB signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.deb.asc
* tar.gz: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.tar.gz
* tar.gz signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/x86_64/mount-s3-1.21.0-x86_64.tar.gz.asc

### arm64
* RPM: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.rpm
* RPM signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.rpm.asc
* RPM (SUSE): https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.suse.rpm
* RPM (SUSE) signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.suse.rpm.asc
* DEB: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.deb
* DEB signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.deb.asc
* tar.gz: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.tar.gz
* tar.gz signature: https://s3.amazonaws.com/mountpoint-s3-release/1.21.0/arm64/mount-s3-1.21.0-arm64.tar.gz.asc