Briefly, this error occurs when Elasticsearch fails to remove an HTTP channel listener, which is responsible for handling HTTP requests. This could be due to a network issue, a bug in the software, or a problem with the server’s resources. To resolve this issue, you can try restarting Elasticsearch, checking for any network issues, or upgrading Elasticsearch to the latest version to fix any potential bugs. Additionally, ensure that the server has sufficient resources (CPU, memory, disk space) to handle the operations.
This guide will help you check for common problems that cause the log ” error removing HTTP channel listener ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “error removing HTTP channel listener” classname is HttpClientStatsTracker.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
if (disconnectedClientStats != null) {
addClosedChannelStats(disconnectedClientStats.build(threadPool.absoluteTimeInMillis()));
}
} catch (Exception e) {
assert false : e; // the listener code above should never throw
logger.warn("error removing HTTP channel listener"; e);
}
}));
}
private void addClosedChannelStats(HttpStats.ClientStats clientStats) {
