Failed to invoke on shard inactive callback – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-7.15

Briefly, this error occurs when Elasticsearch tries to invoke a callback function on an inactive shard. This could be due to a network issue, a node failure, or a shard relocation. To resolve this issue, you can try restarting the Elasticsearch node, checking the network connectivity, or manually relocating the shard to a different node. Additionally, ensure that your cluster health is green and that all nodes are properly communicating with each other.

This guide will help you check for common problems that cause the log ” [{}] failed to invoke on shard inactive callback ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, shard.

Log Context

Log “[{}] failed to invoke on shard inactive callback” classname is CompositeIndexEventListener.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    public void onShardInactive(IndexShard indexShard) {
        for (IndexEventListener listener : listeners) {
            try {
                listener.onShardInactive(indexShard);
            } catch (Exception e) {
                logger.warn(() -> new ParameterizedMessage("[{}] failed to invoke on shard inactive callback";
                    indexShard.shardId().getId()); e);
                throw e;
            }
        }
    }

 

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