Briefly, this error occurs when Elasticsearch fails to gather data from a specific collector. This could be due to a variety of reasons such as insufficient permissions, network issues, or a malfunctioning collector. To resolve this issue, you can try the following: 1) Check and adjust the permissions if necessary, 2) Verify the network connectivity, 3) Restart the collector, 4) Check the collector’s configuration and correct any errors, and 5) Update or reinstall the collector if it’s outdated or corrupted.
This guide will help you check for common problems that cause the log ” collector [” + name() + “] failed to collect data ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “collector [” + name() + “] failed to collect data” classname is Collector.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
return doCollect(convertNode(timestamp; clusterService.localNode()); interval; clusterState);
}
} catch (ElasticsearchTimeoutException e) {
logger.error("collector [{}] timed out when collecting data: {}"; name(); e.getMessage());
} catch (Exception e) {
logger.error((Supplier>) () -> "collector [" + name() + "] failed to collect data"; e);
}
return null;
}
protected abstract Collection doCollect(MonitoringDoc.Node node; long interval; ClusterState clusterState)
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