Briefly, this error occurs when Elasticsearch encounters an issue while handling a specific process operation. The processName in the error message refers to the specific process that caused the error. This could be due to various reasons such as insufficient resources, incorrect configurations, or bugs in the code. To resolve this issue, you can try increasing system resources, checking and correcting the configurations related to the process, or updating Elasticsearch to the latest version to fix any potential bugs.
This guide will help you check for common problems that cause the log ” error handling process [” + processName + “] operation ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “error handling process [” + processName + “] operation” classname is AbstractProcessWorkerExecutorService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
Runnable runnable = queue.poll(500; TimeUnit.MILLISECONDS);
if (runnable != null) {
try {
runnable.run();
} catch (Exception e) {
logger.error(() -> "error handling process [" + processName + "] operation"; e);
}
EsExecutors.rethrowErrors(ThreadContext.unwrap(runnable));
}
}
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