Briefly, this error occurs when Elasticsearch is unable to serialize the datafeed configuration due to issues like incorrect data types, large data size, or network problems. To resolve this, you can check the data types in your configuration and ensure they are compatible with Elasticsearch. If the data size is too large, consider reducing it or increasing the JVM heap size. If it’s a network issue, ensure that the Elasticsearch cluster is accessible and running properly. Also, check for any possible bugs in the version of Elasticsearch you are using.
This guide will help you check for common problems that cause the log ” Failed to serialise datafeed config with id [” + updatedConfig.getId() + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Failed to serialise datafeed config with id [” + updatedConfig.getId() + “]” class name is DatafeedConfigProvider.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
executeAsyncWithOrigin(client; ML_ORIGIN; IndexAction.INSTANCE; indexRequest; listener); } catch (IOException e) {
listener.onFailure(
new ElasticsearchParseException("Failed to serialise datafeed config with id [" + updatedConfig.getId() + "]"; e)
);
}
} /**
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