Failed to parse auto expand replicas – How to solve related issues

Failed to parse auto expand replicas – 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 to parse auto expand replicas ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: cluster, metadata and settings.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log “[{}] failed to parse auto expand replicas” classname is MetaDataUpdateSettingsService.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                         }

                        nrReplicasChanged.get(numberOfReplicas).add(indexMetaData.getIndex());
                    }
                } catch (Exception e) {
                    logger.warn("[{}] failed to parse auto expand replicas"; e; indexMetaData.getIndex());
                }
            }
        }

        if (nrReplicasChanged.size() > 0) {




 

Run the Check-Up to get a customized report like this:

Analyze your cluster