Can t close autodetect – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch fails to close the ‘autodetect’ process, which is part of the machine learning feature. This could be due to a lack of system resources or a bug in the software. To resolve this issue, you can try restarting the Elasticsearch service, freeing up system resources, or upgrading Elasticsearch to the latest version to fix potential bugs. If the problem persists, consider disabling the machine learning feature if it’s not essential for your use case.

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This guide will help you check for common problems that cause the log ” Can’t close autodetect ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “Can’t close autodetect” classname is JobModelSnapshotUpgrader.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            try {
                IOUtils.close(process);
                process = null;
                processor = null;
            } catch (IOException ioe) {
                logger.error("Can't close autodetect"; ioe);
            }
            onFinish.accept(e);
            return;
        }

 

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