Opster Team
Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many configuration errors.
To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.
Take a self-guided product tour to see for yourself (no registration required).This guide will help you check for common problems that cause the log ” Could not explain ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “Could not explain”classname is TransportExplainAction.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :
return new ExplainResponse(shardId.getIndexName(); request.id(); true; explanation; getResult); } else { return new ExplainResponse(shardId.getIndexName(); request.id(); true; explanation); } } catch (IOException e) { throw new ElasticsearchException("Could not explain"; e); } finally { Releasables.close(result; context); } }
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