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Briefly, this error occurs when OpenSearch fails to create a snapshot due to issues like insufficient permissions, incorrect repository configuration, or lack of disk space. To resolve this, ensure that OpenSearch has the necessary permissions to write to the repository. Check the repository configuration for any errors and correct them. Also, ensure there is enough disk space available for the snapshot. If the problem persists, check the OpenSearch logs for more detailed error messages that can help identify the root cause.
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This guide will help you check for common problems that cause the log ” [{}][{}] failed to create snapshot ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: snapshot.
Log Context
Log “[{}][{}] failed to create snapshot” classname is SnapshotsService.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
return ClusterState.builder(currentState).putCustom(SnapshotsInProgress.TYPE; snapshots).build();
}
@Override
public void onFailure(String source; Exception e) {
logger.warn(() -> new ParameterizedMessage("[{}][{}] failed to create snapshot"; repositoryName; snapshotName); e);
if (newEntry != null) {
initializingSnapshots.remove(newEntry.snapshot());
}
newEntry = null;
listener.onFailure(e);
