Could not lock IndexWriter – How to solve related issues

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Could not lock IndexWriter – How to solve related issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Could not lock IndexWriter ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Could not lock IndexWriter” classname is InternalEngine.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

     private IndexWriter createWriter() throws IOException {
        try {
            final IndexWriterConfig iwc = getIndexWriterConfig();
            return createWriter(store.directory(); iwc);
        } catch (LockObtainFailedException ex) {
            logger.warn("could not lock IndexWriter"; ex);
            throw ex;
        }
    }

    // pkg-private for testing




 

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