Failed to load cached steps for – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch is unable to load the cached steps for a specific operation, possibly due to a corrupted cache or a disk space issue. To resolve this, you can try clearing the cache, checking the disk space, or restarting the Elasticsearch service. If the problem persists, consider reindexing the data or checking for any underlying hardware issues.

This guide will help you check for common problems that cause the log ” failed to load cached steps for ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to load cached steps for” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 final List phaseSteps;
 try {
 phaseSteps = parseStepsFromPhase(policyName; phase; phaseJson);
 } catch (IOException e) {
 throw new ElasticsearchException("failed to load cached steps for " + stepKey; e);
 } catch (XContentParseException parseErr) {
 throw new XContentParseException(
 "failed to load steps for " + stepKey + " from [" + phaseJson + "]";