Update legacy Cloud Trace exporter attribute and span limits to match backend - #567
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… backend The Cloud Trace backend attribute and size limits have been updated to align with the OpenTelemetry OTLP Telemetry limits (https://cloud.google.com/trace/docs/quotas#telemetry-limits). This PR updates the legacy Cloud Trace exporter constants and truncation bounds accordingly: - `MAX_SPAN_ATTRS`: 32 -> 1024 - `MAX_LINK_ATTRS`: 32 -> 1024 - `MAX_EVENT_ATTRS`: 4 -> 1024 - `MAX_NUM_EVENTS`: 32 -> 256 - `MAX_ATTR_KEY_BYTES`: 128 -> 512 - `MAX_ATTR_VAL_BYTES`: 16 KiB -> 64 KiB - Span name display length limit: 128 -> 1024 - Event name description length limit: 256 -> 1024
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Go/collector version GoogleCloudPlatform/opentelemetry-operations-go#1186 |
psx95
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Aug 12, 2026
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I'm merging now, and we'll do the release later |
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The Cloud Trace backend attribute and size limits have been updated to align with the OpenTelemetry OTLP Telemetry limits (https://cloud.google.com/trace/docs/quotas#telemetry-limits).
This PR updates the legacy Cloud Trace exporter constants and truncation bounds accordingly:
MAX_SPAN_ATTRS: 32 -> 1024MAX_LINK_ATTRS: 32 -> 1024MAX_EVENT_ATTRS: 4 -> 1024MAX_NUM_EVENTS: 32 -> 256MAX_ATTR_KEY_BYTES: 128 -> 512MAX_ATTR_VAL_BYTES: 16 KiB -> 64 KiB