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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
About Opster – offering a diffrent approach to troubleshoot Elasticsearch
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Troubleshooting background
To troubleshoot Elasticsearch log “Unable to delete snapshot file” it’s important to know common problems related to Elasticsearch concepts: blobstore, delete, discovery-file, repositories, repository-azure, 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 :
Github Issue Number 10564
github.com/elastic/elasticsearch/issues/10564
Github Issue Number 7980
github.com/elastic/elasticsearch/issues/7980
Log Context
Log ”Unable to delete snapshot file” classname is BlobStoreRepository.java
We have extracted the following from Elasticsearch source code to get an in-depth context :
} catch (IOException e) {
if (snapshotInfo != null) {
logger.warn(() -> new ParameterizedMessage("[{}] Unable to delete snapshot file [{}]";
snapshotInfo.snapshotId(); blobId); e);
} else {
logger.warn(() -> new ParameterizedMessage("Unable to delete snapshot file [{}]"; blobId); e);
}
}
}
private void deleteGlobalMetaDataBlobIgnoringErrors(final SnapshotInfo snapshotInfo; final String blobId) {
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