Failed send response for shard active while trying to delete shard shard will probably not be removed – How to solve related issues

Opster Team

Feb-20, Version: 1.7-8.0

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

This guide will help you check for common problems that cause the log ” Failed send response for shard active while trying to delete shard shard will probably not be removed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: delete, indices, response and shard.

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 “failed send response for shard active while trying to delete shard {} – shard will probably not be removed” classname is IndicesStore.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                             try {
                                channel.sendResponse(new ShardActiveResponse(shardActive; clusterService.localNode()));
                            } catch (IOException e) {
                                logger.error("failed send response for shard active while trying to delete shard {} - shard will probably not be removed"; e; request.shardId);
                            } catch (EsRejectedExecutionException e) {
                                logger.error("failed send response for shard active while trying to delete shard {} - shard will probably not be removed"; e; request.shardId);
                            }
                        }
                    }; new ClusterStateObserver.ValidationPredicate() {
                        
Override
                        protected boolean validate(ClusterState newState) {



 

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