Failed to create temporary index for parsing the alias – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch fails to create a temporary index needed to parse an alias. This could be due to insufficient permissions, lack of disk space, or a network connectivity issue. To resolve this, you can check and adjust the user permissions, ensure there’s enough disk space, and verify the network connection. Also, check the Elasticsearch logs for more detailed error information. If the issue persists, consider reindexing the data or restarting the Elasticsearch service.

This guide will help you check for common problems that cause the log ” Failed to create temporary index for parsing the alias ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, alias, metadata, cluster.

Log Context

Log “Failed to create temporary index for parsing the alias” class name is MetadataIndexAliasesService.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 // temporarily create the index and add mappings so we can parse the filter
 try {
 indexService = indicesService.createIndex(index; emptyList(); false);
 indicesToClose.add(index.getIndex());
 } catch (IOException e) {
 throw new ElasticsearchException("Failed to create temporary index for parsing the alias"; e);
 }
 indexService.mapperService().merge(index; MapperService.MergeReason.MAPPING_RECOVERY);
 }
 indices.put(action.getIndex(); indexService);
 }

 

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