v1.22.0

Breaking

• BREAKING: Rename all JVM metrics from process.runtime.jvm.* to jvm.*
  (#241)
• BREAKING: Add namespaces to JVM metric attributes (#20).
  • Rename attributes type to jvm.memory.type, pool to jvm.memory.pool.name
  • Applies to metrics:
    • jvm.memory.usage
    • jvm.memory.init
    • jvm.memory.committed
    • jvm.memory.limit
    • jvm.memory.usage_after_last_gc
  • Rename attributes gc to jvm.gc.name, action to jvm.gc.action
  • Applies to metrics:
    • jvm.gc.duration
  • Rename attribute daemon to thread.daemon
  • Applies to metrics:
    • jvm.threads.count
  • Rename attribute pool to jvm.buffer.pool.name
  • Applies to metrics:
    • jvm.buffer.usage
    • jvm.buffer.limit
    • jvm.buffer.count
• BREAKING: Rename http.client.duration and http.server.duration metrics to
  http.client.request.duration and http.server.request.duration respectively.
  (#224)
• BREAKING: Rename jvm.classes.current_loaded metrics to jvm.classes.count
  (#60)
• BREAKING: Remove pluralization from JVM metric namespaces.
  (#252)
• BREAKING: Rename metrics jvm.buffer.usage to jvm.buffer.memory.usage
  and jvm.buffer.limit to jvm.buffer.memory.limit.
  (#253)
• BREAKING: Change HTTP span name when method is unknown (use HTTP instead of _OTHER)
  (#270)
• BREAKING: Generate System metrics semconv from YAML.
  (#89)
  • Rename attributes for system.cpu.* metrics:
    • state to system.cpu.state
    • cpu to system.cpu.logical_number
  • Rename attributes for system.memory.* metrics:
    • state to system.memory.state
  • Rename attributes for system.paging.* metrics:
    • state to system.paging.state
    • type to system.paging.type
    • direction to system.paging.direction
  • Rename attributes for system.disk.* metrics:
    • device to system.device
    • direction to system.disk.direction
  • Rename attributes for system.filesystem.* metrics:
    • device to system.device
    • state to system.filesystem.state
    • type to system.filesystem.type
    • mode to system.filesystem.mode
    • mountpoint to system.filesystem.mountpoint
  • Rename attributes for system.network.* metrics:
    • device to system.device
    • direction to system.network.direction
    • protocol to network.protocol
    • state to system.network.state
  • Rename attributes for system.processes.* metrics:
    • status to system.processes.status
• BREAKING: Rename messaging.message.payload_size_bytes to messaging.message.body.size,
  remove messaging.message.payload_compressed_size_bytes.
  (#229)
• BREAKING: Rename http.server.request.size metric to http.server.request.body.size
  and http.server.response.size metric to http.server.response.body.size
  (#247)
• BREAKING: Remove the zero bucket boundary from http.server.request.duration
  and http.client.request.duration.
  (#318)
• BREAKING: Rename telemetry.auto.version resource attribute to telemetry.distro.version
  and add telemetry.distro.name resource attribute
  (#178)
• BREAKING: Add url.scheme to http.client.* metrics
  (#357)
• BREAKING: Remove server.socket.address from HTTP and RPC client metrics.
  (#350)
• BREAKING: Rename/replace (client|server).socket.(address|port) attributes
  with network.(peer|local).(address|port).
  (#342)

Non-Breaking

• Remove experimental Kafka metrics (#338)
• Adds session.id and session.md to general docs and model
  (#215)
• Add container.labels.<key> attributes.
  (#125)
• Add cluster.name and node.name attributes to Elasticsearch semantic conventions.
  (#285)
• Fix the unit of metric.process.runtime.jvm.system.cpu.load_1m to be {run_queue_item}
  (#95)
• Update .count metric naming convention so that it only applies to UpDownCounters,
  and add that .total should not be used by either Counters or UpDownCounters
  (#107)
• Add oci.manifest.digest, container.image.repo_digests attributes. Make container.image.tag array and in plural form.
  (#159)
• Update HTTP network.protocol.version examples to match HTTP RFCs.
  (#228)
• Re-introduce namespace and attributes to describe the original destination messages were
  published to (messaging.destination_publish.*).
  (#156)
• Generate FaaS metric semantic conventions from YAML.
  (#88)
  The conventions cover metrics that are recorded by the FaaS itself and not by
  clients invoking them.
• Clarify that http/dup has higher precedence than http in case both values are present
  in OTEL_SEMCONV_STABILITY_OPT_IN
  (#249)
• Add jvm.cpu.count metric.
  (#52)
• Simplify HTTP metric briefs.
  (#276)
• Add host cpu resource attributes.
  (#209)
• Introduce error.type attribute and use it in HTTP conventions
  (#205)
• Moved RPC streaming notes from metric brief section to notes section.
  (#275)
• Updates client.address to allow domain names for consistency with server.address.
  (#302)
• Add system.linux.memory.available metric.
  (#323)
• Move non-network.* attributes out of network.yaml.
  (#296)
• Introducing Android android.os.api_level resource attribute.
  (#328)
• Added os.build_id resource attribute.
  (#293)
• Encourage setting network.transport when reporting port numbers
  (#289)
• Improve network attribute briefs.
  (#352)
• Document the difference between host and system metrics
  (#324)
• Improve HTTP metric briefs.
  (#366)
• Add host.ip resource attribute convention.
  (#203)
• Make network.protocol.name|version description consistent between HTTP
  spans and metrics.
  (#367)