Briefly, this error occurs when Elasticsearch fails to delete old machine learning forecasts that have passed their expiration date. This could be due to insufficient permissions, a network issue, or a problem with the underlying storage. To resolve this issue, you can manually delete the expired forecasts using the Delete Forecast API. Ensure that the user has the necessary permissions to delete forecasts. If the problem persists, check the network connectivity and the health of the underlying storage system.
This guide will help you check for common problems that cause the log ” Failed to remove expired forecasts ” 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 remove expired forecasts” class name is ExpiredForecastsRemover.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} } @Override public void onFailure(Exception e) { listener.onFailure(new ElasticsearchException("Failed to remove expired forecasts"; e)); } }); } private ListfindForecastsToDelete(SearchResponse searchResponse) {