Downloaded segments here – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 2.9-2.9

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Briefly, this error occurs when OpenSearch is unable to download segments from a specified location. This could be due to network issues, incorrect file paths, or permissions issues. To resolve this, you can check your network connection and ensure it’s stable. Verify the file paths and ensure they are correct. Also, check the permissions of the files and directories involved. If necessary, adjust them to allow OpenSearch to access and download the segments.

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This guide will help you check for common problems that cause the log ” Downloaded segments here: {} ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: index, shard.

Log Context

Log “Downloaded segments here: {}” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

                    assert segmentNFile == null : "There should be only one SegmentInfosSnapshot file";
                    segmentNFile = file;
        } finally {
  "Downloaded segments here: {}"; downloadedSegments);
  "Skipped download for segments here: {}"; skippedSegments);
        return segmentNFile;


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