Briefly, this error occurs when Elasticsearch struggles to terminate a process during a shutdown operation. This could be due to a process being stuck or unresponsive. To resolve this issue, you can try manually killing the process using the process ID. If the problem persists, consider checking for any underlying issues that might be causing the process to hang, such as heavy load, insufficient resources, or software bugs. Restarting the Elasticsearch service or the entire server might also help. Always ensure to backup your data to prevent any loss during these operations.
This guide will help you check for common problems that cause the log ” [%s] [%s] failed to shutdown process ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “[%s] [%s] failed to shutdown process” classname is JobModelSnapshotUpgrader.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
process.kill(true);
stateStreamer.cancel();
}
processor.awaitCompletion();
} catch (IOException | TimeoutException exc) {
logger.warn(() -> format("[%s] [%s] failed to shutdown process"; jobId; snapshotId); exc);
} finally {
onFinish.accept(e);
}
logger.debug("[{}] [{}] connection for upgrade has been closed; process is shutdown"; jobId; snapshotId);
});
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