AWS SDK Version 3 for .NET
API Reference

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Uploads a batch of log events to the specified log stream.

You must include the sequence token obtained from the response of the previous call. An upload in a newly created log stream does not require a sequence token. You can also get the sequence token using DescribeLogStreams. If you call PutLogEvents twice within a narrow time period using the same value for sequenceToken, both calls may be successful, or one may be rejected.

The batch of events must satisfy the following constraints:

If a call to PutLogEvents returns "UnrecognizedClientException" the most likely cause is an invalid AWS access key ID or secret key.


For .NET Core and PCL this operation is only available in asynchronous form. Please refer to PutLogEventsAsync.

Namespace: Amazon.CloudWatchLogs
Assembly: AWSSDK.CloudWatchLogs.dll
Version: 3.x.y.z


public virtual PutLogEventsResponse PutLogEvents(
         PutLogEventsRequest request
Type: Amazon.CloudWatchLogs.Model.PutLogEventsRequest

Container for the necessary parameters to execute the PutLogEvents service method.

Return Value
The response from the PutLogEvents service method, as returned by CloudWatchLogs.


DataAlreadyAcceptedException The event was already logged.
InvalidParameterException A parameter is specified incorrectly.
InvalidSequenceTokenException The sequence token is not valid.
ResourceNotFoundException The specified resource does not exist.
ServiceUnavailableException The service cannot complete the request.
UnrecognizedClientException The most likely cause is an invalid AWS access key ID or secret key.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

Portable Class Library:
Supported in: Windows Store Apps
Supported in: Windows Phone 8.1
Supported in: Xamarin Android
Supported in: Xamarin iOS (Unified)
Supported in: Xamarin.Forms

See Also