k8s/1.3.38

Features:

• [ContainerInsights] Added Ingress, PersistentVolume and PersistentVolumeClaim metrics

Enhancements:

• [Agent] RPM size reduction by optimizing helper binaries

Bug Fixes:

• [Logs] Fixed detection of truncated log files to prevent missing or duplicate log entries
• [Prometheus] Fixed Prometheus metrics being sent to undefined log streams in EKS when configured alongside Kubernetes/ECS
• [Processors] Fixed transform processor missing 'error mode' that cause silent failures during metric transformations
• [OTLP] Fixed receiver port conflict issues
• [ContainerInsights] Fixed duplicate metrics collection from Kueue controller by limiting to single collector pod

k8s/1.3.37

Features:

• [Container Insights] Add UltraServer support for CloudWatch agent
• [Container Insights] Add new Tensor Core and GPU capacity metrics
• [Container Insights] Add Neuron Core and EFA capacity metrics

Enhancements:

• [Application Signals] Add aws.remote.resource.account.* attributes to Application Signals EMF logs

Bug Fixes:

• [Application Signals] Fix race conditions in applicationsignals processor

k8s/1.3.35

Amazon CloudWatch Agent 1.300057.0

Features:

• [Related Telemetry] Allow service and environment configuration for OTLP in EC2

Enhancements:

• [Prometheus] mTLS support for Target Allocator
• [OpenTelemetry] Update fallback for OTel config flag
• [Logs] Improved log state management
• [ApplicationSignals] Add support for deployment.environment.name
• [OpenTelemetry] Bump OTel dependencies to v0.124.1

Bug Fixes:

• [ApplicationSignals] Concurrency bug fix
• [ContainerInsights] Fix grouping for container insights metrics for mixed metric types
• [ContainerInsights] Add perCore neuron empty metric as datapoints instead of individual metric object
• [Logs] Fix concurrent map write crash

Full Changelog: k8s/1.3.34...k8s/1.3.35

k8s/1.3.34

What's Changed

• Updating k8s and agent version by @Paramadon in #189
• Update k8s version to 1.3.34 and cwagent version to 1.300056.0 by @lisguo in #191

New Contributors

• @Paramadon made their first contribution in #189

Full Changelog: k8s/1.3.32...k8s/1.3.34

v1.300054

Features:

• Added Elastic Network Interface (ENI) ID as a dimension to EFA (Elastic Fabric Adapter) metrics
• Added support for using Kubernetes secret file for bearer token when accessing apiserver Prometheus endpoint

Enhancements:

• ContainerInsights: Switched to using EndpointSlices instead of Endpoints for improved performance in large EKS clusters
• Logs: Added option to trim timestamp from log messages if enabled by customer
• EC2Tagger: Set separate refresh intervals for tags (default 0) and volumes (default 5 minutes if VolumeId configured)

Bug Fixes:

• CloudWatch Exporter: Fixed issue with nil metric values by dropping metrics with nil values
• Logs: Implemented fixed-size buffer to handle file descriptors in log tailer, controlled by a feature flag
• Logs: Added backpressure_drop feature flag for granular control of log handling during file rotation
• Implemented dynamic CA certificate handling for kubelet connections

k8s/1.3.32

What's Changed

• Update CloudWatchAgent to 1.300053.0b1046 by @sky333999 in #187
• Add endpointslices permissions to the cloudwatch-agent-role by @sky333999 in #188

Full Changelog: k8s/1.3.31...k8s/1.3.32

k8s/1.3.31

Amazon CloudWatch Agent 1.300052.0 (2024-01-21)
Bug Fixes:

• Fix concurrent map read/write error causing agent crashes in entity store
• Fix disk usage metrics collection on macOS
• Fix service startup failures on Windows by updating network depenencies
  Enhancements:
• [Logs] Improve performance with multi-threaded log pusher implementation
• [Related Telemetry] Add case insensitive metadata support for EC2 tags
• [Related Telemetry] Reduce number of entities in explore experience by retrieving instance tags simultaneously
• [Related Telemetry] Add fallback to use application signals for entity population when IMDS tags are not enabled
• [ApplicationSignals] Add support for .NET runtime metrics exporting

Full Changelog: k8s/1.3.29...k8s/1.3.31

k8s/1.3.29

What's Changed

• Release agent version 1.300049.1b929 and fluentbit version 2.32.4 by @zhihonl in #181

Full Changelog: k8s/1.3.28...k8s/1.3.29

k8s/1.3.28

What's Changed

• Release agent version 1.300048.1b904 by @jefchien in #180

Full Changelog: k8s/1.3.25...k8s/1.3.28

k8s/1.3.27

Enhancements:

• Increase retry delay on PLE for certain exceptions
• [ApplicationSignals] Add new log attribute for AWS Resource CloudFormation Primary Identifier in EMF logs
• [ApplicationSignals] Add ECS as a supported platform with ECS specific attributes for EMF logs