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.
This guide will help you check for common problems that cause the log ” Failed to delete pid file ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: delete.
Overview
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.
Log Context
Log “Failed to delete pid file”classname is PidFile.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :
@Override
public void run() {
try {
Files.deleteIfExists(path);
} catch (IOException e) {
throw new ElasticsearchException("Failed to delete pid file " + path; e);
}
}
});
}
}
Find & fix Elasticsearch problems
