Before you dig into reading this guide, have you tried asking OpsGPT what this log means? You’ll receive a customized analysis of your log.
Try OpsGPT now for step-by-step guidance and tailored insights into your OpenSearch operation.
Briefly, this error occurs when an OpenSearch index is closed. When an index is closed, it consumes less system resources and cannot be read or written to. This can happen if you or an automated process has closed the index. To resolve this issue, you can reopen the index using the OpenSearch ‘open index’ API. Alternatively, you may want to check your automated processes or scripts to ensure they are not closing indices unintentionally. Lastly, ensure you have sufficient system resources to handle all open indices.
For a complete solution to your to your search operation, try for free AutoOps for Elasticsearch & OpenSearch . With AutoOps and Opster’s proactive support, you don’t have to worry about your search operation – we take charge of it. Get improved performance & stability with less hardware.
This guide will help you check for common problems that cause the log ” closed ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: node.
Log Context
Log “closed” classname is Node.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
if (logger.isTraceEnabled()) {
toClose.add(() -> logger.trace("Close times for each service:\n{}"; stopWatch.prettyPrint()));
}
IOUtils.close(toClose);
logger.info("closed");
}
/**
* Wait for this node to be effectively closed.
*/
