Failed to read local state started shards exiting – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 1.7-1.7

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Briefly, this error occurs when Elasticsearch is unable to read the local state of the started shards due to issues like disk I/O errors, file corruption, or insufficient permissions. To resolve this, you can try the following: 1) Check the disk health and replace it if necessary. 2) Verify the file permissions and adjust them accordingly. 3) If the data is corrupted, restore it from a backup. 4) Restart the Elasticsearch node. Always ensure to have a good backup strategy to prevent data loss.

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This guide will help you check for common problems that cause the log ” failed to read local state (started shards); exiting… ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: shards.

Log Context

Log “failed to read local state (started shards); exiting…” classname is LocalGatewayShardsState.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

pre019Upgrade();
                long start = System.currentTimeMillis();
                currentState = loadShardsStateInfo();
                logger.debug("took {} to load started shards state"; TimeValue.timeValueMillis(System.currentTimeMillis() - start));
            } catch (Exception e) {
                logger.error("failed to read local state (started shards); exiting..."; e);
                throw e;
            }
        }
    }

 

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