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Elasticsearch Error Guide In Page Navigation (click to jump) :
Troubleshooting Background – start here to get the full picture
Related Issues – selected resources on related issues
Log Context – usefull for experts
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Troubleshooting background
To troubleshoot Elasticsearch log “Failed to delete file during snapshot cleanup” it’s important to know common problems related to Elasticsearch concepts: blobstore, delete, discovery-file, repositories, restore, snapshot. See below-detailed explanations complete with common problems, examples and useful tips.
DELETE Elasticsearch API
What is it
DELETE is an Elasticsearch API which removes a document from a specific index. This API requires an index name and _id document to delete the document.
Delete a document
DELETE /my_index/_doc/1
Notes
- A delete request throws 404 error code if the document does not already exist in the index.
- If you want to delete a set of documents that matches a query, you need to use delete by query API.
Related issues to this log
To help troubleshoot related issues we have gathered selected Q&A from the community and issues from Github , please review the following for further information :
Ven Failed To Clean Project Failed
stackoverflow.com/questions/19489720/maven-failed-to-clean-project-failed-to-delete-org-ow2-util-asm-asm-tree
Github Issue Number 27061
github.com/elastic/elasticsearch/issues/27061
Log Context
Log ”Failed to delete file during snapshot cleanup” classname is FileRestoreContext.java
We have extracted the following from Elasticsearch source code to get an in-depth context :
}
try {
store.deleteQuiet("restore"; storeFile);
store.directory().deleteFile(storeFile);
} catch (IOException e) {
logger.warn("[{}] [{}] failed to delete file [{}] during snapshot cleanup"; shardId; snapshotId; storeFile);
}
}
} catch (IOException e) {
logger.warn("[{}] [{}] failed to list directory - some of files might not be deleted"; shardId; snapshotId);
}
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