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Briefly, this error occurs when OpenSearch is unable to allocate enough disk space for its operations. The placeholders in the error message would normally contain details about the data paths, mounts, usable space, total space, and types. To resolve this issue, you can try freeing up some disk space, increasing the disk capacity, or adjusting the disk watermarks in the OpenSearch settings. Additionally, ensure that the data paths specified in the OpenSearch configuration are correct and accessible.
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This guide will help you check for common problems that cause the log ” using [{}] data paths; mounts [{}]; net usable_space [{}]; net total_space [{}]; types [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .
Log Context
Log “using [{}] data paths; mounts [{}]; net usable_space [{}]; net total_space [{}]; types [{}]” classname is NodeEnvironment.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :
totFSPath.add(fsPath);
}
}
// Just log a 1-line summary:
logger.info("using [{}] data paths; mounts [{}]; net usable_space [{}]; net total_space [{}]; types [{}]";
nodePaths.length; allMounts; totFSPath.getAvailable(); totFSPath.getTotal(); toString(allTypes));
}
}
private void maybeLogHeapDetails() {
