Error while listing local files resetting the starting sequence number from – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-1.1

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Briefly, this error occurs when OpenSearch encounters an issue while trying to list local files, causing it to reset the starting sequence number. This could be due to file corruption, insufficient permissions, or a disk space issue. To resolve this, you could try checking the file integrity, ensuring OpenSearch has the necessary permissions to access the files, or freeing up disk space. Additionally, you might want to check the OpenSearch logs for more detailed error information.

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This guide will help you check for common problems that cause the log ” error while listing local files; resetting the starting sequence number from {} ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: indices, recovery.

Log Context

Log “error while listing local files; resetting the starting sequence number from {}” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

            assert startingSeqNo == UNASSIGNED_SEQ_NO : startingSeqNo;
            logger.trace("{} shard folder empty; recovering all files"; recoveryTarget);
            metadataSnapshot = Store.MetadataSnapshot.EMPTY;
        } catch (final IOException e) {
            if (startingSeqNo != UNASSIGNED_SEQ_NO) {
                logger.warn(new ParameterizedMessage("error while listing local files; resetting the starting sequence number from {} " +
                    "to unassigned and recovering as if there are none"; startingSeqNo); e);
                startingSeqNo = UNASSIGNED_SEQ_NO;
            } else {
                logger.warn("error while listing local files; recovering as if there are none"; e);


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