Failed to clean up task – How to solve related issues

Opster Team

Jan-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 to clean up task ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, shard and task.

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 to clean up task [{}]” classname is ShardFollowTaskCleaner.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                         logger.debug("task [{}] cleaned up"; persistentTask.getId());
                    }

                    
Override
                    public void onFailure(Exception e) {
                        logger.warn("failed to clean up task [{}]"; persistentTask.getId());
                    }
                });
            });
        }
    }



 

Watch product tour

Watch how AutoOps finds & fixes Elasticsearch problems

Analyze Your Cluster
Skip to content