v1.18.0 (2023-02-09)

Context

Clarify guidance regarding excessive logging when attributes are dropped or truncated.
(#3151)

Define BatchLogRecordProcessor default configuration values.
(#3002)
Clarify guidance regarding excessive logging when attributes are dropped or truncated.
(#3151)

Add Cloud Spanner and Microsoft SQL Server Compact to db.system semantic conventions
(#3105).
Enable semantic convention tooling for metrics in spec
(#3119)
Rename google openshift platform attribute from google_cloud_openshift to gcp_openshift
to match the existing cloud.provider prefix.
(#3095)
Changes http server span names from {http.route} to {http.method} {http.route}
(when route is available), and from HTTP {http.method} to {http.method} (when
route is not available).
Changes http client span names from HTTP {http.method} to {http.method}.
(#3165)
Mark http.server.duration and http.client.duration metrics as required, and mark
all other HTTP metrics as optional.
#3158
Add net.host.port to http.server.active_requests metrics attributes.
#3158
http.route SHOULD contain the "application root" if there is one.
(#3164)

Add condition with sum and count for Prometheus summaries
(3059).
Clarify prometheus unit conversions
(#3066).
Define conversion mapping from OTel Exponential Histograms to Prometheus Native
Histograms.
(#3079)
Fix Prometheus histogram metric suffixes. Bucket series end in _bucket
(#3018).

Add log-specific attribute limit configuration and clarify that general
attribute limit configuration also apply to log records
(#2861).