[monitor opentelemetry exporter] Update maximum size of custom properties#44684
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hectorhdzg merged 7 commits intoAzure:mainfrom Jan 16, 2026
Merged
[monitor opentelemetry exporter] Update maximum size of custom properties#44684hectorhdzg merged 7 commits intoAzure:mainfrom
hectorhdzg merged 7 commits intoAzure:mainfrom
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rads-1996
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Pull request overview
This PR increases the maximum size of custom properties for Span/LogRecords from 8192 bytes to 64KB (65,536 bytes) in the Azure Monitor OpenTelemetry exporter.
Changes:
- Updated
_filter_custom_propertiesfunction to use 64KB limit instead of 8KB - Added a new test to validate property truncation and filtering behavior
- Updated CHANGELOG with the change (missing PR number)
Reviewed changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 2 comments.
| File | Description |
|---|---|
| sdk/monitor/azure-monitor-opentelemetry-exporter/azure/monitor/opentelemetry/exporter/_utils.py | Increased max_length from 8192 to 64*1024 (65,536) in _filter_custom_properties function and updated comment |
| sdk/monitor/azure-monitor-opentelemetry-exporter/tests/test_utils.py | Added test case for property filtering that validates truncation, but still expects the old 8192 limit |
| sdk/monitor/azure-monitor-opentelemetry-exporter/CHANGELOG.md | Added changelog entry with placeholder for PR number |
sdk/monitor/azure-monitor-opentelemetry-exporter/tests/test_utils.py
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sdk/monitor/azure-monitor-opentelemetry-exporter/azure/monitor/opentelemetry/exporter/_utils.py
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Jan 16, 2026
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Increase size of custom properties for Span/LogRecords to 64kb