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#5482 · renovate opened on Jul 29, 2026
Pull Request Dashboard
#5550 · opentelemetry-pr-dashboard opened on Aug 14, 2026

BoundedAttributes drops the oldest attribute when full; the spec says to drop the new one
open-telemetry/opentelemetry-python#5775 · opened on Oct 12, 2026
Remove Claude.md
open-telemetry/opentelemetry-python#5773 · opened on Oct 12, 2026
ConcurrentMultiLogRecordProcessor hangs in child after fork
open-telemetry/opentelemetry-python#5770 · opened on Oct 12, 2026
Prometheus exporter greedy regex in unit annotation stripping corrupts compound and ratio metric units
open-telemetry/opentelemetry-python#5766 · opened on Oct 10, 2026
3
Multiple registrations of observable instrument not possible
open-telemetry/opentelemetry-python#5743 · opened on Oct 5, 2026
2
Delta exponential histogram never goes back to the maximum scale after a wide-range interval
open-telemetry/opentelemetry-python#5716 · opened on Sep 30, 2026
Add shutdown method to samplers
Feature
open-telemetry/opentelemetry-python#5713 · opened on Sep 29, 2026
3
1.45.0's stop-decoding-bytes-attributes change silently breaks downstream instrumentation that relied on the old coercion
open-telemetry/opentelemetry-python#5700 · opened on Sep 27, 2026
1
Prometheus exporter puts label values under the wrong label names when two instruments share a name
open-telemetry/opentelemetry-python#5685 · opened on Sep 25, 2026
Align export_timeout_millis across SDK components
open-telemetry/opentelemetry-python#5684 · opened on Sep 24, 2026
OTLP gRPC exporter never recovers from a wedged HTTP/2 stream: DEADLINE_EXCEEDED is retryable in name only, so the channel is never reinitialized
open-telemetry/opentelemetry-python#5683 · opened on Sep 23, 2026
opentelemetry-configuration: add support for the OTLP exporter TLS configuration
open-telemetry/opentelemetry-python#5670 · opened on Sep 17, 2026
[bug] PeriodicExportingMetricReader missing validation for export_timeout_millis <= 0
open-telemetry/opentelemetry-python#5655 · opened on Sep 13, 2026
1
[bug] BatchSpanProcessor missing validation for export_timeout_millis <= 0
open-telemetry/opentelemetry-python#5648 · opened on Sep 10, 2026
1
Nothing detects a test that leaks a PeriodicExportingMetricReader ticker thread, and four tests leak one today
open-telemetry/opentelemetry-python#5640 · opened on Sep 8, 2026
Tests in test_metric_reader_storage.py assert on process-global mock state instead of on the storage under test
open-telemetry/opentelemetry-python#5638 · opened on Sep 8, 2026
Default-view fallback stream is never checked for conflicting metric identities (warning is order-dependent)
open-telemetry/opentelemetry-python#5629 · opened on Sep 5, 2026
View identity-conflict warning never fires when the conflicting views match the same instrument
open-telemetry/opentelemetry-python#5627 · opened on Sep 5, 2026
SpanProcessor.on_end exceptions escape cleanup and replace application exceptions
open-telemetry/opentelemetry-python#5624 · opened on Sep 4, 2026
opentelemetry-sdk: stop coercing instrumentation options once instrumentors read ConfigProvider
open-telemetry/opentelemetry-python#5619 · opened on Sep 3, 2026
first issue
open-telemetry/opentelemetry-python#5617 · opened on Sep 2, 2026
2
Unguarded str()/repr() calls crash the app when an attribute key/value's __str__/__repr__ raises
open-telemetry/opentelemetry-python#5597 · opened on Aug 29, 2026
3
Samplers never receive the parent's tracestate, and the composite sampler erases it
open-telemetry/opentelemetry-python#5578 · opened on Aug 23, 2026
1
PeriodicExportingMetricReader discards its shutdown timeout
open-telemetry/opentelemetry-python#5574 · opened on Aug 23, 2026
2
Concurrent multi-processors never flush at interpreter exit
open-telemetry/opentelemetry-python#5568 · opened on Aug 23, 2026
1

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Issues

BoundedAttributes drops the oldest attribute when full; the spec says to drop the new one

Remove Claude.md

ConcurrentMultiLogRecordProcessor hangs in child after fork

Prometheus exporter greedy regex in unit annotation stripping corrupts compound and ratio metric units

Multiple registrations of observable instrument not possible

Delta exponential histogram never goes back to the maximum scale after a wide-range interval

Add shutdown method to samplers

1.45.0's stop-decoding-bytes-attributes change silently breaks downstream instrumentation that relied on the old coercion

Prometheus exporter puts label values under the wrong label names when two instruments share a name

Align `export_timeout_millis` across SDK components

OTLP gRPC exporter never recovers from a wedged HTTP/2 stream: DEADLINE_EXCEEDED is retryable in name only, so the channel is never reinitialized

opentelemetry-configuration: add support for the OTLP exporter TLS configuration

[bug] PeriodicExportingMetricReader missing validation for export_timeout_millis <= 0

[bug] BatchSpanProcessor missing validation for export_timeout_millis <= 0

Nothing detects a test that leaks a PeriodicExportingMetricReader ticker thread, and four tests leak one today

Tests in test_metric_reader_storage.py assert on process-global mock state instead of on the storage under test

Default-view fallback stream is never checked for conflicting metric identities (warning is order-dependent)

View identity-conflict warning never fires when the conflicting views match the same instrument

`SpanProcessor.on_end` exceptions escape cleanup and replace application exceptions

opentelemetry-sdk: stop coercing instrumentation options once instrumentors read ConfigProvider

first issue

Unguarded str()/repr() calls crash the app when an attribute key/value's str/repr raises

Samplers never receive the parent's tracestate, and the composite sampler erases it

PeriodicExportingMetricReader discards its shutdown timeout

Concurrent multi-processors never flush at interpreter exit