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Clarify guidance regarding excessive logging #3151

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Feb 4, 2023
Merged

Clarify guidance regarding excessive logging #3151

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a16bbd6
Clarify guidance regarding excessive logging
alanwest Jan 27, 2023
290706f
Merge branch 'main' into alanwest/excessive-logging
reyang Jan 27, 2023
f981433
Merge branch 'main' into alanwest/excessive-logging
alanwest Jan 31, 2023
0ff8fb8
Update changelog
alanwest Jan 31, 2023
4c08bf9
Merge branch 'main' into alanwest/excessive-logging
reyang Feb 4, 2023
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8 changes: 8 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -11,13 +11,21 @@ release.

### Traces

- Clarify guidance regarding excessive logging when attributes are dropped
or truncated.
([#3151](https://github.com/open-telemetry/opentelemetry-specification/pull/3151))

### Metrics

### Logs

- Define BatchLogRecordProcessor default configuration values.
([#3002](https://github.com/open-telemetry/opentelemetry-specification/pull/3002))

- Clarify guidance regarding excessive logging when attributes are dropped
or truncated.
([#3151](https://github.com/open-telemetry/opentelemetry-specification/pull/3151))

### Resource

### Semantic Conventions
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4 changes: 2 additions & 2 deletions specification/logs/sdk.md
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Expand Up @@ -153,8 +153,8 @@ public interface LogRecordLimits {

There SHOULD be a message printed in the SDK's log to indicate to the user
that an attribute was discarded due to such a limit.
To prevent excessive logging, the message should not be printed once per
`LogRecord` or per discarded attribute.
To prevent excessive logging, the message MUST be printed at most once per
`LogRecord` (i.e., not per discarded attribute).

## LogRecordProcessor

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7 changes: 4 additions & 3 deletions specification/trace/sdk.md
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Expand Up @@ -412,9 +412,10 @@ public final class SpanLimits {
* `AttributePerEventCountLimit` (Default=128) - Maximum allowed attribute per span event count;
* `AttributePerLinkCountLimit` (Default=128) - Maximum allowed attribute per span link count;

There SHOULD be a log emitted to indicate to the user that an attribute, event,
or link was discarded due to such a limit. To prevent excessive logging, the log
should not be emitted once per span, or per discarded attribute, event, or links.
There SHOULD be a message printed in the SDK's log to indicate to the user
that an attribute was discarded due to such a limit.
To prevent excessive logging, the message MUST be printed at most once per
span (i.e., not per discarded attribute, event, or link).

## Id Generators

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