Message not fully read response for handler error resetting – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 1.7-1.7

Briefly, this error occurs when Elasticsearch is unable to fully read the response for a handler, possibly due to network issues, or the response being too large. To resolve this, you can try increasing the http.max_content_length setting in Elasticsearch to allow larger responses. Alternatively, you can check your network connection and ensure it’s stable. If the issue persists, consider breaking down your queries into smaller ones to reduce the size of the response.

This guide will help you check for common problems that cause the log ” Message not fully read (response) for [{}] handler {}; error [{}]; resetting ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: handler and netty.

Log Context

Log “Message not fully read (response) for [{}] handler {}; error [{}]; resetting” classname is MessageChannelHandler.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 // if its null; skip those bytes
                buffer.readerIndex(markedReaderIndex + size);
            }
            if (buffer.readerIndex() != expectedIndexReader) {
                if (buffer.readerIndex() 


 

How helpful was this guide?

We are sorry that this post was not useful for you!

Let us improve this post!

Tell us how we can improve this post?