How To Solve Issues Related to Log – Failed to notify index event listener

How To Solve Issues Related to Log – Failed to notify index event listener

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “Failed to notify index event listener” it’s important to understand a few problems related to Elasticsearch concepts index, shard. See bellow important tips and explanations on these concepts

Log Context

Log”Failed to notify index event listener” classname is IndexShard.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             if (wasActive) {
                logger.debug("shard is now inactive");
                try {
                    indexEventListener.onShardInactive(this);
                } catch (Exception e) {
                    logger.warn("failed to notify index event listener"; e);
                }
            }
        }
    }





Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Github Issue Number 18054  

An Error In Logstash With Beats Tag  

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