command missing the from_node parameter – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” command missing the from_node parameter ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: routing, allocation and cluster.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “[{}] command missing the from_node parameter”classname  is MoveAllocationCommand.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
 if (shardId == -1) {
 throw new ElasticsearchParseException("[{}] command missing the shard parameter"; NAME);
 }
 if (fromNode == null) {
 throw new ElasticsearchParseException("[{}] command missing the from_node parameter"; NAME);
 }
 if (toNode == null) {
 throw new ElasticsearchParseException("[{}] command missing the to_node parameter"; NAME);
 }
 return new MoveAllocationCommand(index; shardId; fromNode; toNode);

 

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