Grafana Release Notes

Breaking changes

• [otelcol.exporter.otlp,otelcol.exporter.loadbalancing]: Change the default gRPC load balancing strategy. The default value for the balancer_name attribute has changed to round_robin https://github.com/open-telemetry/opentelemetry-collector/pull/10319

Breaking changes to non-GA functionality

• Update Public preview remotecfg argument from metadata to attributes. (@erikbaranowski)

• The default value of the argument unmatched in the block routes of the component beyla.ebpf was changed from unset to heuristic (@marctc)

Features

• Added community components support, enabling community members to implement and maintain components. (@wildum)

• A new otelcol.exporter.debug component for printing OTel telemetry from other otelcol components to the console. (@BarunKGP)

Enhancements

• Added custom metrics capability to oracle exporter. (@EHSchmitt4395)

• Added a success rate panel on the Prometheus Components dashboard. (@thampiotr)

• Add namespace field to Faro payload (@cedricziel)

• Add the targets argument to the prometheus.exporter.blackbox component to support passing blackbox targets at runtime. (@wildum)

• Add concurrent metric collection to prometheus.exporter.snowflake to speed up collection times (@Caleb-Hurshman)

• Added live debugging support to otelcol.processor.* components. (@wildum)

• Add automatic system attributes for version and os to remotecfg. (@erikbaranowski) …

Security fixes

• Fixes the following vulnerabilities (@ptodev):
  • CVE-2024-35255
  • CVE-2024-36129

Breaking changes

• Updated OpenTelemetry to v0.102.1. (@mattdurham)
  • Components otelcol.receiver.otlp,otelcol.receiver.zipkin,otelcol.extension.jaeger_remote_sampling, and otelcol.receiver.jaeger setting max_request_body_size default changed from unlimited size to 20MiB. This is due to CVE-2024-36129.

Breaking changes to non-GA functionality

• Update Public preview remotecfg to use alloy-remote-config instead of agent-remote-config. The API has been updated to use the term collector over agent. (@erikbaranowski)

• Component otelcol.receiver.vcenter removed vcenter.host.network.packet.errors, vcenter.host.network.packet.count, and vcenter.vm.network.packet.count.

  • vcenter.host.network.packet.errors replaced by vcenter.host.network.packet.error.rate.
  • vcenter.host.network.packet.count replaced by vcenter.host.network.packet.rate.
  • vcenter.vm.network.packet.count replaced by vcenter.vm.network.packet.rate.

Features

• Add an otelcol.exporter.kafka component to send OTLP metrics, logs, and traces to Kafka. …

Bugfixes

• Fix panic when component ID contains / in otelcomponent.MustNewType(ID).(@qclaogui)

• Exit Alloy immediately if the port it runs on is not available. This port can be configured with --server.http.listen-addr or using the default listen address127.0.0.1:12345. (@mattdurham)

• Fix a panic in loki.source.docker when trying to stop a target that was never started. (@wildum)

• Fix error on boot when using IPv6 advertise addresses without explicitly specifying a port. (@matthewpi)

• Fix an issue where having long component labels (>63 chars) on otelcol.auth components lead to a panic. (@tpaschalis)

• Update prometheus.exporter.snowflake with the latest version of the exporter as of May 28, 2024 (@StefanKurek)

  • Fixes issue where returned NULL values from database could cause unexpected errors.

• Bubble up SSH key conversion error to facilitate failed import.git. (@hainenber)

Features

• (Public preview) Add support for setting GOMEMLIMIT based on cgroup setting. (@mattdurham)

• (Experimental) A new otelcol.exporter.awss3 component for sending telemetry data to a S3 bucket. (@Imshelledin21)

• (Public preview) Introduce BoringCrypto Docker images. The BoringCrypto image is tagged with the -boringcrypto suffix and is only available on AMD64 and ARM64 Linux containers. (@rfratto, @mattdurham)

• (Public preview) Introduce boringcrypto release assets. BoringCrypto builds are publshed for Linux on AMD64 and ARM64 platforms. (@rfratto, @mattdurham)

• otelcol.exporter.loadbalancing: Add a new aws_cloud_map resolver. (@ptodev)

• Introduce a otelcol.receiver.file_stats component from the upstream OpenTelemetry filestatsreceiver component. (@rfratto)

Enhancements

• Update prometheus.exporter.kafka with the following functionalities (@wildum):

  • GSSAPI config
  • enable/disable PA_FX_FAST
  • set a TLS server name
  • show the offset/lag for all consumer group or only the connected ones
  • set the minimum number of topics to monitor
  • enable/disable auto-creation of requested topics if they don't already exist
  • regex to exclude topics / groups
  • added metric kafka_broker_info

• In prometheus.exporter.kafka, the interpolation table used to compute estimated lag metrics is now pruned on metadata_refresh_interval instead of prune_interval_seconds. (@wildum) …

Features

• Support for programmable pipelines using a rich expression-based syntax.

• Over 130 components for processing, transforming, and exporting telemetry data.

• Native support for Kubernetes and Prometheus Operator without needing to deploy or learn a separate Kubernetes operator.

• Support for creating and sharing custom components.

• Support for forming a cluster of Alloy instances for automatic workload distribution.

• (Public preview) Support for receiving configuration from a server for centralized configuration management.

• A built-in UI for visualizing and debugging pipelines.