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[EventHubs] Replacing scaling logs to WebJobs extension methods #53925

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Merged
alrod merged 1 commit into from
Mar 20, 2026
Merged

[EventHubs] Replacing scaling logs to WebJobs extension methods #53925

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2 changes: 2 additions & 0 deletions sdk/eventhub/Microsoft.Azure.WebJobs.Extensions.EventHubs/CHANGELOG.md
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Expand Up @@ -10,6 +10,8 @@

### Other Changes

- Replaced scaling warning/error log calls with standardized `LogFunctionScaleWarning` extension method to enable Scale Controller App Insights diagnostics.

## 6.5.3 (2025-10-20)

### Bugs Fixed
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5 changes: 3 additions & 2 deletions ...hub/Microsoft.Azure.WebJobs.Extensions.EventHubs/src/Listeners/EventHubMetricsProvider.cs
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Expand Up @@ -9,6 +9,7 @@
using Azure.Messaging.EventHubs;
using Azure.Messaging.EventHubs.Primitives;
using Microsoft.Azure.WebJobs.EventHubs.Listeners;
using Microsoft.Azure.WebJobs.Host.Scale;
using Microsoft.Extensions.Logging;

namespace Microsoft.Azure.WebJobs.Extensions.EventHubs.Listeners
Expand Down Expand Up @@ -102,7 +103,7 @@ public async Task<EventHubsTriggerMetrics> GetMetricsAsync()
}
catch (Exception e)
{
_logger.LogWarning($"Encountered an exception while getting partition information for Event Hub '{_client.EventHubName}' used for scaling. Error: {e.Message}");
_logger.LogFunctionScaleWarning($"Encountered an exception while getting partition information for Event Hub '{_client.EventHubName}' used for scaling.", _functionId, e);
}

// Get checkpoints
Expand Down Expand Up @@ -149,7 +150,7 @@ public async Task<EventHubsTriggerMetrics> GetMetricsAsync()
}
catch (Exception e)
{
_logger.LogWarning($"Encountered an exception while getting checkpoints for Event Hub '{_client.EventHubName}' used for scaling. Error: {e.Message}");
_logger.LogFunctionScaleWarning($"Encountered an exception while getting checkpoints for Event Hub '{_client.EventHubName}' used for scaling.", _functionId, e);
}

return CreateTriggerMetrics(partitionPropertiesTasks.Select(t => t.Result).ToList(), checkpoints);
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2 changes: 1 addition & 1 deletion ...nthub/Microsoft.Azure.WebJobs.Extensions.EventHubs/src/Listeners/EventHubsTargetScaler.cs
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Expand Up @@ -108,7 +108,7 @@ internal TargetScalerResult GetScaleResultInternal(TargetScalerContext context,
_logger.LogInformation($"Desired target worker count of '{desiredWorkerCount}' is not in list of valid sorted workers: '{string.Join(",", sortedValidWorkerCounts)}'. Using next largest valid worker as target worker count.");
}

_logger.LogInformation($"Target worker count for function '{_functionId}' is '{validatedTargetWorkerCount}' (EventHubName='{_client.EventHubName}', EventCount ='{eventCount}', Concurrency='{desiredConcurrency}', PartitionCount='{partitionCount}').");
_logger.LogInformation($"Target worker count for function '{_functionId}' is '{validatedTargetWorkerCount}' (EventHubName='{_client.EventHubName}', EventCount='{eventCount}', Concurrency='{desiredConcurrency}', PartitionCount='{partitionCount}').");

return new TargetScalerResult
{
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