{ "type": "SQLOperator", "node_name": "HDFS_SCAN_NODE", "metric_names": [ "RowsRead" ], "exprs": [ "max", "avg" ], "unit": 5, "rule": { "expr": "(vars['max'] - vars['avg']) / 40.0 * 1000", "message": "The skew (max-avg) in rows processed", "label": "Rows Read Skew", "prio": 2 }, "fix": { "fixable": false } }