Files
zitadel/internal/queue
Zach Hirschtritt 6d19be174b fix: correct river otel metrics units (#10425)
# Which Problems Are Solved

The
[otelriver](https://github.com/riverqueue/rivercontrib/tree/master/otelriver)
package uses default otel histogram buckets that are designed for
millisecond measurements. OTEL docs also suggest standardizing on using
seconds as the measurement unit. However, the default buckets from
opentelemetry-go are more or less useless when used with seconds as the
smallest measurement is 5 seconds and the largest is nearly 3 hours.
Example:
```
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="0"} 0
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="5"} 1144
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="10"} 1144
<...more buckets here...>
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="7500"} 1144
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="10000"} 1144
river_work_duration_histogram_seconds_bucket{attempt="1",kind="notification_request",otel_scope_name="github.com/riverqueue/rivercontrib/otelriver",otel_scope_version="",priority="1",queue="notification",status="ok",tag="[]",le="+Inf"} 1144
```

# How the Problems Are Solved

Change the default unit to "ms" from "s" as supported by the middleware
API:
https://riverqueue.com/docs/open-telemetry#list-of-middleware-options

# Additional Changes

None

# Additional Context

None

Co-authored-by: Tim Möhlmann <tim+github@zitadel.com>
(cherry picked from commit fcdc598320)
2025-09-01 13:10:52 +02:00
..